From 60ffff08e6fb15d74028d5b196d073941b630b41 Mon Sep 17 00:00:00 2001
From: Alex Macleod <alex@macleod.io>
Date: Wed, 6 Sep 2023 14:58:44 +0000
Subject: [PATCH] Fix i686-unknown-linux-gnu CI job

---
 .github/workflows/clippy_bors.yml             |  33 +-
 tests/compile-test.rs                         |   9 +-
 ...ze_32bit.stderr => cast_size.32bit.stderr} |  53 ++--
 ...ast_size.stderr => cast_size.64bit.stderr} |  34 +--
 tests/ui/cast_size.rs                         |  31 +-
 tests/ui/cast_size_32bit.rs                   |  56 ----
 ...stderr => fn_to_numeric_cast.32bit.stderr} |  66 ++--
 ...stderr => fn_to_numeric_cast.64bit.stderr} |  46 +--
 tests/ui/fn_to_numeric_cast.rs                |  28 +-
 tests/ui/fn_to_numeric_cast_32bit.rs          |  80 -----
 tests/ui/large_enum_variant.rs                |   2 +-
 tests/ui/large_enum_variant.stderr            | 282 +-----------------
 tests/ui/result_large_err.rs                  |   2 +
 tests/ui/result_large_err.stderr              |  24 +-
 tests/ui/single_call_fn.rs                    |   1 +
 tests/ui/single_call_fn.stderr                |  16 +-
 tests/ui/transmute_32bit.stderr               |  29 +-
 17 files changed, 174 insertions(+), 618 deletions(-)
 rename tests/ui/{cast_size_32bit.stderr => cast_size.32bit.stderr} (81%)
 rename tests/ui/{cast_size.stderr => cast_size.64bit.stderr} (94%)
 delete mode 100644 tests/ui/cast_size_32bit.rs
 rename tests/ui/{fn_to_numeric_cast_32bit.stderr => fn_to_numeric_cast.32bit.stderr} (70%)
 rename tests/ui/{fn_to_numeric_cast.stderr => fn_to_numeric_cast.64bit.stderr} (83%)
 delete mode 100644 tests/ui/fn_to_numeric_cast_32bit.rs

diff --git a/.github/workflows/clippy_bors.yml b/.github/workflows/clippy_bors.yml
index 5c69714bc1e..9b96f8dc253 100644
--- a/.github/workflows/clippy_bors.yml
+++ b/.github/workflows/clippy_bors.yml
@@ -52,24 +52,14 @@ jobs:
     needs: changelog
     strategy:
       matrix:
-        os: [ubuntu-latest, windows-latest, macos-latest]
-        host: [x86_64-unknown-linux-gnu, i686-unknown-linux-gnu, x86_64-apple-darwin, x86_64-pc-windows-msvc]
-        exclude:
+        include:
         - os: ubuntu-latest
-          host: x86_64-apple-darwin
+          host: x86_64-unknown-linux-gnu
         - os: ubuntu-latest
-          host: x86_64-pc-windows-msvc
-        - os: macos-latest
-          host: x86_64-unknown-linux-gnu
-        - os: macos-latest
-          host: i686-unknown-linux-gnu
-        - os: macos-latest
-          host: x86_64-pc-windows-msvc
-        - os: windows-latest
-          host: x86_64-unknown-linux-gnu
-        - os: windows-latest
           host: i686-unknown-linux-gnu
         - os: windows-latest
+          host: x86_64-pc-windows-msvc
+        - os: macos-latest
           host: x86_64-apple-darwin
 
     runs-on: ${{ matrix.os }}
@@ -84,8 +74,17 @@ jobs:
     - name: Checkout
       uses: actions/checkout@v3
 
+    - name: Install i686 dependencies
+      if: matrix.host == 'i686-unknown-linux-gnu'
+      run: |
+        sudo dpkg --add-architecture i386
+        sudo apt-get update
+        sudo apt-get install gcc-multilib zlib1g-dev:i386
+
     - name: Install toolchain
-      run: rustup show active-toolchain
+      run: |
+        rustup set default-host ${{ matrix.host }}
+        rustup show active-toolchain
 
     # Run
     - name: Set LD_LIBRARY_PATH (Linux)
@@ -109,11 +108,11 @@ jobs:
       run: cargo build --tests --features deny-warnings,internal
 
     - name: Test
-      if: runner.os == 'Linux'
+      if: matrix.host == 'x86_64-unknown-linux-gnu'
       run: cargo test --features deny-warnings,internal
 
     - name: Test
-      if: runner.os != 'Linux'
+      if: matrix.host != 'x86_64-unknown-linux-gnu'
       run: cargo test --features deny-warnings,internal -- --skip dogfood
 
     - name: Test clippy_lints
diff --git a/tests/compile-test.rs b/tests/compile-test.rs
index 171dea49d19..9fcc269dbf8 100644
--- a/tests/compile-test.rs
+++ b/tests/compile-test.rs
@@ -289,9 +289,16 @@ fn run_ui_cargo() {
 
     let quiet = args.quiet;
 
+    let ignored_32bit = |path: &Path| {
+        // FIXME: for some reason the modules are linted in a different order for this test
+        cfg!(target_pointer_width = "32") && path.ends_with("tests/ui-cargo/module_style/fail_mod/Cargo.toml")
+    };
+
     ui_test::run_tests_generic(
         vec![config],
-        |path, config| path.ends_with("Cargo.toml") && ui_test::default_any_file_filter(path, config),
+        |path, config| {
+            path.ends_with("Cargo.toml") && ui_test::default_any_file_filter(path, config) && !ignored_32bit(path)
+        },
         |config, path, _file_contents| {
             config.out_dir = canonicalize(
                 std::env::current_dir()
diff --git a/tests/ui/cast_size_32bit.stderr b/tests/ui/cast_size.32bit.stderr
similarity index 81%
rename from tests/ui/cast_size_32bit.stderr
rename to tests/ui/cast_size.32bit.stderr
index fb51783a487..c5acfbbf8c5 100644
--- a/tests/ui/cast_size_32bit.stderr
+++ b/tests/ui/cast_size.32bit.stderr
@@ -1,5 +1,5 @@
 error: casting `isize` to `i8` may truncate the value
-  --> $DIR/cast_size_32bit.rs:12:5
+  --> $DIR/cast_size.rs:15:5
    |
 LL |     1isize as i8;
    |     ^^^^^^^^^^^^
@@ -12,7 +12,7 @@ LL |     i8::try_from(1isize);
    |     ~~~~~~~~~~~~~~~~~~~~
 
 error: casting `isize` to `f64` causes a loss of precision on targets with 64-bit wide pointers (`isize` is 64 bits wide, but `f64`'s mantissa is only 52 bits wide)
-  --> $DIR/cast_size_32bit.rs:15:5
+  --> $DIR/cast_size.rs:18:5
    |
 LL |     x0 as f64;
    |     ^^^^^^^^^
@@ -20,25 +20,25 @@ LL |     x0 as f64;
    = note: `-D clippy::cast-precision-loss` implied by `-D warnings`
 
 error: casting `usize` to `f64` causes a loss of precision on targets with 64-bit wide pointers (`usize` is 64 bits wide, but `f64`'s mantissa is only 52 bits wide)
-  --> $DIR/cast_size_32bit.rs:16:5
+  --> $DIR/cast_size.rs:19:5
    |
 LL |     x1 as f64;
    |     ^^^^^^^^^
 
 error: casting `isize` to `f32` causes a loss of precision (`isize` is 32 or 64 bits wide, but `f32`'s mantissa is only 23 bits wide)
-  --> $DIR/cast_size_32bit.rs:17:5
+  --> $DIR/cast_size.rs:20:5
    |
 LL |     x0 as f32;
    |     ^^^^^^^^^
 
 error: casting `usize` to `f32` causes a loss of precision (`usize` is 32 or 64 bits wide, but `f32`'s mantissa is only 23 bits wide)
-  --> $DIR/cast_size_32bit.rs:18:5
+  --> $DIR/cast_size.rs:21:5
    |
 LL |     x1 as f32;
    |     ^^^^^^^^^
 
 error: casting `isize` to `i32` may truncate the value on targets with 64-bit wide pointers
-  --> $DIR/cast_size_32bit.rs:19:5
+  --> $DIR/cast_size.rs:22:5
    |
 LL |     1isize as i32;
    |     ^^^^^^^^^^^^^
@@ -50,7 +50,7 @@ LL |     i32::try_from(1isize);
    |     ~~~~~~~~~~~~~~~~~~~~~
 
 error: casting `isize` to `u32` may truncate the value on targets with 64-bit wide pointers
-  --> $DIR/cast_size_32bit.rs:20:5
+  --> $DIR/cast_size.rs:23:5
    |
 LL |     1isize as u32;
    |     ^^^^^^^^^^^^^
@@ -62,7 +62,7 @@ LL |     u32::try_from(1isize);
    |     ~~~~~~~~~~~~~~~~~~~~~
 
 error: casting `usize` to `u32` may truncate the value on targets with 64-bit wide pointers
-  --> $DIR/cast_size_32bit.rs:21:5
+  --> $DIR/cast_size.rs:24:5
    |
 LL |     1usize as u32;
    |     ^^^^^^^^^^^^^
@@ -74,7 +74,7 @@ LL |     u32::try_from(1usize);
    |     ~~~~~~~~~~~~~~~~~~~~~
 
 error: casting `usize` to `i32` may truncate the value on targets with 64-bit wide pointers
-  --> $DIR/cast_size_32bit.rs:22:5
+  --> $DIR/cast_size.rs:25:5
    |
 LL |     1usize as i32;
    |     ^^^^^^^^^^^^^
@@ -86,7 +86,7 @@ LL |     i32::try_from(1usize);
    |     ~~~~~~~~~~~~~~~~~~~~~
 
 error: casting `usize` to `i32` may wrap around the value on targets with 32-bit wide pointers
-  --> $DIR/cast_size_32bit.rs:22:5
+  --> $DIR/cast_size.rs:25:5
    |
 LL |     1usize as i32;
    |     ^^^^^^^^^^^^^
@@ -94,7 +94,7 @@ LL |     1usize as i32;
    = note: `-D clippy::cast-possible-wrap` implied by `-D warnings`
 
 error: casting `i64` to `isize` may truncate the value on targets with 32-bit wide pointers
-  --> $DIR/cast_size_32bit.rs:24:5
+  --> $DIR/cast_size.rs:26:5
    |
 LL |     1i64 as isize;
    |     ^^^^^^^^^^^^^
@@ -106,7 +106,7 @@ LL |     isize::try_from(1i64);
    |     ~~~~~~~~~~~~~~~~~~~~~
 
 error: casting `i64` to `usize` may truncate the value on targets with 32-bit wide pointers
-  --> $DIR/cast_size_32bit.rs:25:5
+  --> $DIR/cast_size.rs:27:5
    |
 LL |     1i64 as usize;
    |     ^^^^^^^^^^^^^
@@ -118,7 +118,7 @@ LL |     usize::try_from(1i64);
    |     ~~~~~~~~~~~~~~~~~~~~~
 
 error: casting `u64` to `isize` may truncate the value on targets with 32-bit wide pointers
-  --> $DIR/cast_size_32bit.rs:26:5
+  --> $DIR/cast_size.rs:28:5
    |
 LL |     1u64 as isize;
    |     ^^^^^^^^^^^^^
@@ -130,13 +130,13 @@ LL |     isize::try_from(1u64);
    |     ~~~~~~~~~~~~~~~~~~~~~
 
 error: casting `u64` to `isize` may wrap around the value on targets with 64-bit wide pointers
-  --> $DIR/cast_size_32bit.rs:26:5
+  --> $DIR/cast_size.rs:28:5
    |
 LL |     1u64 as isize;
    |     ^^^^^^^^^^^^^
 
 error: casting `u64` to `usize` may truncate the value on targets with 32-bit wide pointers
-  --> $DIR/cast_size_32bit.rs:27:5
+  --> $DIR/cast_size.rs:29:5
    |
 LL |     1u64 as usize;
    |     ^^^^^^^^^^^^^
@@ -148,24 +148,31 @@ LL |     usize::try_from(1u64);
    |     ~~~~~~~~~~~~~~~~~~~~~
 
 error: casting `u32` to `isize` may wrap around the value on targets with 32-bit wide pointers
-  --> $DIR/cast_size_32bit.rs:28:5
+  --> $DIR/cast_size.rs:30:5
    |
 LL |     1u32 as isize;
    |     ^^^^^^^^^^^^^
 
 error: casting `i32` to `f32` causes a loss of precision (`i32` is 32 bits wide, but `f32`'s mantissa is only 23 bits wide)
-  --> $DIR/cast_size_32bit.rs:33:5
+  --> $DIR/cast_size.rs:35:5
    |
 LL |     999_999_999 as f32;
    |     ^^^^^^^^^^^^^^^^^^
 
-error: casting integer literal to `f64` is unnecessary
-  --> $DIR/cast_size_32bit.rs:34:5
+error: casting `usize` to `f64` causes a loss of precision on targets with 64-bit wide pointers (`usize` is 64 bits wide, but `f64`'s mantissa is only 52 bits wide)
+  --> $DIR/cast_size.rs:36:5
    |
-LL |     3_999_999_999usize as f64;
-   |     ^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `3_999_999_999_f64`
+LL |     9_999_999_999_999_999usize as f64;
+   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+
+error: literal out of range for `usize`
+  --> $DIR/cast_size.rs:36:5
    |
-   = note: `-D clippy::unnecessary-cast` implied by `-D warnings`
+LL |     9_999_999_999_999_999usize as f64;
+   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
+   |
+   = note: the literal `9_999_999_999_999_999usize` does not fit into the type `usize` whose range is `0..=4294967295`
+   = note: `#[deny(overflowing_literals)]` on by default
 
-error: aborting due to 18 previous errors
+error: aborting due to 19 previous errors
 
diff --git a/tests/ui/cast_size.stderr b/tests/ui/cast_size.64bit.stderr
similarity index 94%
rename from tests/ui/cast_size.stderr
rename to tests/ui/cast_size.64bit.stderr
index 6c7459b3aba..b6bd939c1ad 100644
--- a/tests/ui/cast_size.stderr
+++ b/tests/ui/cast_size.64bit.stderr
@@ -1,5 +1,5 @@
 error: casting `isize` to `i8` may truncate the value
-  --> $DIR/cast_size.rs:12:5
+  --> $DIR/cast_size.rs:15:5
    |
 LL |     1isize as i8;
    |     ^^^^^^^^^^^^
@@ -12,7 +12,7 @@ LL |     i8::try_from(1isize);
    |     ~~~~~~~~~~~~~~~~~~~~
 
 error: casting `isize` to `f64` causes a loss of precision on targets with 64-bit wide pointers (`isize` is 64 bits wide, but `f64`'s mantissa is only 52 bits wide)
-  --> $DIR/cast_size.rs:16:5
+  --> $DIR/cast_size.rs:18:5
    |
 LL |     x0 as f64;
    |     ^^^^^^^^^
@@ -26,19 +26,19 @@ LL |     x1 as f64;
    |     ^^^^^^^^^
 
 error: casting `isize` to `f32` causes a loss of precision (`isize` is 32 or 64 bits wide, but `f32`'s mantissa is only 23 bits wide)
-  --> $DIR/cast_size.rs:21:5
+  --> $DIR/cast_size.rs:20:5
    |
 LL |     x0 as f32;
    |     ^^^^^^^^^
 
 error: casting `usize` to `f32` causes a loss of precision (`usize` is 32 or 64 bits wide, but `f32`'s mantissa is only 23 bits wide)
-  --> $DIR/cast_size.rs:23:5
+  --> $DIR/cast_size.rs:21:5
    |
 LL |     x1 as f32;
    |     ^^^^^^^^^
 
 error: casting `isize` to `i32` may truncate the value on targets with 64-bit wide pointers
-  --> $DIR/cast_size.rs:25:5
+  --> $DIR/cast_size.rs:22:5
    |
 LL |     1isize as i32;
    |     ^^^^^^^^^^^^^
@@ -50,7 +50,7 @@ LL |     i32::try_from(1isize);
    |     ~~~~~~~~~~~~~~~~~~~~~
 
 error: casting `isize` to `u32` may truncate the value on targets with 64-bit wide pointers
-  --> $DIR/cast_size.rs:27:5
+  --> $DIR/cast_size.rs:23:5
    |
 LL |     1isize as u32;
    |     ^^^^^^^^^^^^^
@@ -62,7 +62,7 @@ LL |     u32::try_from(1isize);
    |     ~~~~~~~~~~~~~~~~~~~~~
 
 error: casting `usize` to `u32` may truncate the value on targets with 64-bit wide pointers
-  --> $DIR/cast_size.rs:29:5
+  --> $DIR/cast_size.rs:24:5
    |
 LL |     1usize as u32;
    |     ^^^^^^^^^^^^^
@@ -74,7 +74,7 @@ LL |     u32::try_from(1usize);
    |     ~~~~~~~~~~~~~~~~~~~~~
 
 error: casting `usize` to `i32` may truncate the value on targets with 64-bit wide pointers
-  --> $DIR/cast_size.rs:31:5
+  --> $DIR/cast_size.rs:25:5
    |
 LL |     1usize as i32;
    |     ^^^^^^^^^^^^^
@@ -86,7 +86,7 @@ LL |     i32::try_from(1usize);
    |     ~~~~~~~~~~~~~~~~~~~~~
 
 error: casting `usize` to `i32` may wrap around the value on targets with 32-bit wide pointers
-  --> $DIR/cast_size.rs:31:5
+  --> $DIR/cast_size.rs:25:5
    |
 LL |     1usize as i32;
    |     ^^^^^^^^^^^^^
@@ -94,7 +94,7 @@ LL |     1usize as i32;
    = note: `-D clippy::cast-possible-wrap` implied by `-D warnings`
 
 error: casting `i64` to `isize` may truncate the value on targets with 32-bit wide pointers
-  --> $DIR/cast_size.rs:36:5
+  --> $DIR/cast_size.rs:26:5
    |
 LL |     1i64 as isize;
    |     ^^^^^^^^^^^^^
@@ -106,7 +106,7 @@ LL |     isize::try_from(1i64);
    |     ~~~~~~~~~~~~~~~~~~~~~
 
 error: casting `i64` to `usize` may truncate the value on targets with 32-bit wide pointers
-  --> $DIR/cast_size.rs:38:5
+  --> $DIR/cast_size.rs:27:5
    |
 LL |     1i64 as usize;
    |     ^^^^^^^^^^^^^
@@ -118,7 +118,7 @@ LL |     usize::try_from(1i64);
    |     ~~~~~~~~~~~~~~~~~~~~~
 
 error: casting `u64` to `isize` may truncate the value on targets with 32-bit wide pointers
-  --> $DIR/cast_size.rs:40:5
+  --> $DIR/cast_size.rs:28:5
    |
 LL |     1u64 as isize;
    |     ^^^^^^^^^^^^^
@@ -130,13 +130,13 @@ LL |     isize::try_from(1u64);
    |     ~~~~~~~~~~~~~~~~~~~~~
 
 error: casting `u64` to `isize` may wrap around the value on targets with 64-bit wide pointers
-  --> $DIR/cast_size.rs:40:5
+  --> $DIR/cast_size.rs:28:5
    |
 LL |     1u64 as isize;
    |     ^^^^^^^^^^^^^
 
 error: casting `u64` to `usize` may truncate the value on targets with 32-bit wide pointers
-  --> $DIR/cast_size.rs:43:5
+  --> $DIR/cast_size.rs:29:5
    |
 LL |     1u64 as usize;
    |     ^^^^^^^^^^^^^
@@ -148,19 +148,19 @@ LL |     usize::try_from(1u64);
    |     ~~~~~~~~~~~~~~~~~~~~~
 
 error: casting `u32` to `isize` may wrap around the value on targets with 32-bit wide pointers
-  --> $DIR/cast_size.rs:45:5
+  --> $DIR/cast_size.rs:30:5
    |
 LL |     1u32 as isize;
    |     ^^^^^^^^^^^^^
 
 error: casting `i32` to `f32` causes a loss of precision (`i32` is 32 bits wide, but `f32`'s mantissa is only 23 bits wide)
-  --> $DIR/cast_size.rs:51:5
+  --> $DIR/cast_size.rs:35:5
    |
 LL |     999_999_999 as f32;
    |     ^^^^^^^^^^^^^^^^^^
 
 error: casting `usize` to `f64` causes a loss of precision on targets with 64-bit wide pointers (`usize` is 64 bits wide, but `f64`'s mantissa is only 52 bits wide)
-  --> $DIR/cast_size.rs:53:5
+  --> $DIR/cast_size.rs:36:5
    |
 LL |     9_999_999_999_999_999usize as f64;
    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
diff --git a/tests/ui/cast_size.rs b/tests/ui/cast_size.rs
index 95626b20b27..d063a70ccdf 100644
--- a/tests/ui/cast_size.rs
+++ b/tests/ui/cast_size.rs
@@ -1,56 +1,37 @@
-//@ignore-32bit
-#[warn(
+//@stderr-per-bitwidth
+//@no-rustfix
+
+#![warn(
     clippy::cast_precision_loss,
     clippy::cast_possible_truncation,
     clippy::cast_sign_loss,
     clippy::cast_possible_wrap,
     clippy::cast_lossless
 )]
-#[allow(clippy::no_effect, clippy::unnecessary_operation)]
+#![allow(clippy::no_effect, clippy::unnecessary_operation)]
+
 fn main() {
     // Casting from *size
     1isize as i8;
-    //~^ ERROR: casting `isize` to `i8` may truncate the value
     let x0 = 1isize;
     let x1 = 1usize;
     x0 as f64;
-    //~^ ERROR: casting `isize` to `f64` causes a loss of precision on targets with 64-bit
-    //~| NOTE: `-D clippy::cast-precision-loss` implied by `-D warnings`
     x1 as f64;
-    //~^ ERROR: casting `usize` to `f64` causes a loss of precision on targets with 64-bit
     x0 as f32;
-    //~^ ERROR: casting `isize` to `f32` causes a loss of precision (`isize` is 32 or 64 b
     x1 as f32;
-    //~^ ERROR: casting `usize` to `f32` causes a loss of precision (`usize` is 32 or 64 b
     1isize as i32;
-    //~^ ERROR: casting `isize` to `i32` may truncate the value on targets with 64-bit wid
     1isize as u32;
-    //~^ ERROR: casting `isize` to `u32` may truncate the value on targets with 64-bit wid
     1usize as u32;
-    //~^ ERROR: casting `usize` to `u32` may truncate the value on targets with 64-bit wid
     1usize as i32;
-    //~^ ERROR: casting `usize` to `i32` may truncate the value on targets with 64-bit wid
-    //~| ERROR: casting `usize` to `i32` may wrap around the value on targets with 32-bit
-    //~| NOTE: `-D clippy::cast-possible-wrap` implied by `-D warnings`
-    // Casting to *size
     1i64 as isize;
-    //~^ ERROR: casting `i64` to `isize` may truncate the value on targets with 32-bit wid
     1i64 as usize;
-    //~^ ERROR: casting `i64` to `usize` may truncate the value on targets with 32-bit wid
     1u64 as isize;
-    //~^ ERROR: casting `u64` to `isize` may truncate the value on targets with 32-bit wid
-    //~| ERROR: casting `u64` to `isize` may wrap around the value on targets with 64-bit
     1u64 as usize;
-    //~^ ERROR: casting `u64` to `usize` may truncate the value on targets with 32-bit wid
     1u32 as isize;
-    //~^ ERROR: casting `u32` to `isize` may wrap around the value on targets with 32-bit
     1u32 as usize; // Should not trigger any lint
     1i32 as isize; // Neither should this
     1i32 as usize;
     // Big integer literal to float
     999_999_999 as f32;
-    //~^ ERROR: casting `i32` to `f32` causes a loss of precision (`i32` is 32 bits wide,
     9_999_999_999_999_999usize as f64;
-    //~^ ERROR: casting `usize` to `f64` causes a loss of precision on targets with 64-bit
 }
-//@no-rustfix
diff --git a/tests/ui/cast_size_32bit.rs b/tests/ui/cast_size_32bit.rs
deleted file mode 100644
index 5a06e34bdb8..00000000000
--- a/tests/ui/cast_size_32bit.rs
+++ /dev/null
@@ -1,56 +0,0 @@
-//@ignore-64bit
-#[warn(
-    clippy::cast_precision_loss,
-    clippy::cast_possible_truncation,
-    clippy::cast_sign_loss,
-    clippy::cast_possible_wrap,
-    clippy::cast_lossless
-)]
-#[allow(clippy::no_effect, clippy::unnecessary_operation)]
-fn main() {
-    // Casting from *size
-    1isize as i8;
-    //~^ ERROR: casting `isize` to `i8` may truncate the value
-    let x0 = 1isize;
-    let x1 = 1usize;
-    x0 as f64;
-    //~^ ERROR: casting `isize` to `f64` causes a loss of precision on targets with 64-bit
-    //~| NOTE: `-D clippy::cast-precision-loss` implied by `-D warnings`
-    x1 as f64;
-    //~^ ERROR: casting `usize` to `f64` causes a loss of precision on targets with 64-bit
-    x0 as f32;
-    //~^ ERROR: casting `isize` to `f32` causes a loss of precision (`isize` is 32 or 64 b
-    x1 as f32;
-    //~^ ERROR: casting `usize` to `f32` causes a loss of precision (`usize` is 32 or 64 b
-    1isize as i32;
-    //~^ ERROR: casting `isize` to `i32` may truncate the value on targets with 64-bit wid
-    1isize as u32;
-    //~^ ERROR: casting `isize` to `u32` may truncate the value on targets with 64-bit wid
-    1usize as u32;
-    //~^ ERROR: casting `usize` to `u32` may truncate the value on targets with 64-bit wid
-    1usize as i32;
-    //~^ ERROR: casting `usize` to `i32` may truncate the value on targets with 64-bit wid
-    //~| ERROR: casting `usize` to `i32` may wrap around the value on targets with 32-bit
-    //~| NOTE: `-D clippy::cast-possible-wrap` implied by `-D warnings`
-    // Casting to *size
-    1i64 as isize;
-    //~^ ERROR: casting `i64` to `isize` may truncate the value on targets with 32-bit wid
-    1i64 as usize;
-    //~^ ERROR: casting `i64` to `usize` may truncate the value on targets with 32-bit wid
-    1u64 as isize;
-    //~^ ERROR: casting `u64` to `isize` may truncate the value on targets with 32-bit wid
-    //~| ERROR: casting `u64` to `isize` may wrap around the value on targets with 64-bit
-    1u64 as usize;
-    //~^ ERROR: casting `u64` to `usize` may truncate the value on targets with 32-bit wid
-    1u32 as isize;
-    //~^ ERROR: casting `u32` to `isize` may wrap around the value on targets with 32-bit
-    1u32 as usize; // Should not trigger any lint
-    1i32 as isize; // Neither should this
-    1i32 as usize;
-    // Big integer literal to float
-    999_999_999 as f32;
-    //~^ ERROR: casting `i32` to `f32` causes a loss of precision (`i32` is 32 bits wide,
-    3_999_999_999usize as f64;
-    //~^ ERROR: casting integer literal to `f64` is unnecessary
-    //~| NOTE: `-D clippy::unnecessary-cast` implied by `-D warnings`
-}
diff --git a/tests/ui/fn_to_numeric_cast_32bit.stderr b/tests/ui/fn_to_numeric_cast.32bit.stderr
similarity index 70%
rename from tests/ui/fn_to_numeric_cast_32bit.stderr
rename to tests/ui/fn_to_numeric_cast.32bit.stderr
index 671347d2bcd..2423afc9768 100644
--- a/tests/ui/fn_to_numeric_cast_32bit.stderr
+++ b/tests/ui/fn_to_numeric_cast.32bit.stderr
@@ -1,5 +1,5 @@
 error: casting function pointer `foo` to `i8`, which truncates the value
-  --> $DIR/fn_to_numeric_cast_32bit.rs:10:13
+  --> $DIR/fn_to_numeric_cast.rs:11:13
    |
 LL |     let _ = foo as i8;
    |             ^^^^^^^^^ help: try: `foo as usize`
@@ -7,135 +7,135 @@ LL |     let _ = foo as i8;
    = note: `-D clippy::fn-to-numeric-cast-with-truncation` implied by `-D warnings`
 
 error: casting function pointer `foo` to `i16`, which truncates the value
-  --> $DIR/fn_to_numeric_cast_32bit.rs:11:13
+  --> $DIR/fn_to_numeric_cast.rs:12:13
    |
 LL |     let _ = foo as i16;
    |             ^^^^^^^^^^ help: try: `foo as usize`
 
-error: casting function pointer `foo` to `i32`, which truncates the value
-  --> $DIR/fn_to_numeric_cast_32bit.rs:12:13
+error: casting function pointer `foo` to `i32`
+  --> $DIR/fn_to_numeric_cast.rs:13:13
    |
 LL |     let _ = foo as i32;
    |             ^^^^^^^^^^ help: try: `foo as usize`
-
-error: casting function pointer `foo` to `i64`
-  --> $DIR/fn_to_numeric_cast_32bit.rs:13:13
-   |
-LL |     let _ = foo as i64;
-   |             ^^^^^^^^^^ help: try: `foo as usize`
    |
    = note: `-D clippy::fn-to-numeric-cast` implied by `-D warnings`
 
+error: casting function pointer `foo` to `i64`
+  --> $DIR/fn_to_numeric_cast.rs:14:13
+   |
+LL |     let _ = foo as i64;
+   |             ^^^^^^^^^^ help: try: `foo as usize`
+
 error: casting function pointer `foo` to `i128`
-  --> $DIR/fn_to_numeric_cast_32bit.rs:14:13
+  --> $DIR/fn_to_numeric_cast.rs:15:13
    |
 LL |     let _ = foo as i128;
    |             ^^^^^^^^^^^ help: try: `foo as usize`
 
 error: casting function pointer `foo` to `isize`
-  --> $DIR/fn_to_numeric_cast_32bit.rs:15:13
+  --> $DIR/fn_to_numeric_cast.rs:16:13
    |
 LL |     let _ = foo as isize;
    |             ^^^^^^^^^^^^ help: try: `foo as usize`
 
 error: casting function pointer `foo` to `u8`, which truncates the value
-  --> $DIR/fn_to_numeric_cast_32bit.rs:17:13
+  --> $DIR/fn_to_numeric_cast.rs:18:13
    |
 LL |     let _ = foo as u8;
    |             ^^^^^^^^^ help: try: `foo as usize`
 
 error: casting function pointer `foo` to `u16`, which truncates the value
-  --> $DIR/fn_to_numeric_cast_32bit.rs:18:13
+  --> $DIR/fn_to_numeric_cast.rs:19:13
    |
 LL |     let _ = foo as u16;
    |             ^^^^^^^^^^ help: try: `foo as usize`
 
-error: casting function pointer `foo` to `u32`, which truncates the value
-  --> $DIR/fn_to_numeric_cast_32bit.rs:19:13
+error: casting function pointer `foo` to `u32`
+  --> $DIR/fn_to_numeric_cast.rs:20:13
    |
 LL |     let _ = foo as u32;
    |             ^^^^^^^^^^ help: try: `foo as usize`
 
 error: casting function pointer `foo` to `u64`
-  --> $DIR/fn_to_numeric_cast_32bit.rs:20:13
+  --> $DIR/fn_to_numeric_cast.rs:21:13
    |
 LL |     let _ = foo as u64;
    |             ^^^^^^^^^^ help: try: `foo as usize`
 
 error: casting function pointer `foo` to `u128`
-  --> $DIR/fn_to_numeric_cast_32bit.rs:21:13
+  --> $DIR/fn_to_numeric_cast.rs:22:13
    |
 LL |     let _ = foo as u128;
    |             ^^^^^^^^^^^ help: try: `foo as usize`
 
 error: casting function pointer `abc` to `i8`, which truncates the value
-  --> $DIR/fn_to_numeric_cast_32bit.rs:34:13
+  --> $DIR/fn_to_numeric_cast.rs:35:13
    |
 LL |     let _ = abc as i8;
    |             ^^^^^^^^^ help: try: `abc as usize`
 
 error: casting function pointer `abc` to `i16`, which truncates the value
-  --> $DIR/fn_to_numeric_cast_32bit.rs:35:13
+  --> $DIR/fn_to_numeric_cast.rs:36:13
    |
 LL |     let _ = abc as i16;
    |             ^^^^^^^^^^ help: try: `abc as usize`
 
-error: casting function pointer `abc` to `i32`, which truncates the value
-  --> $DIR/fn_to_numeric_cast_32bit.rs:36:13
+error: casting function pointer `abc` to `i32`
+  --> $DIR/fn_to_numeric_cast.rs:37:13
    |
 LL |     let _ = abc as i32;
    |             ^^^^^^^^^^ help: try: `abc as usize`
 
 error: casting function pointer `abc` to `i64`
-  --> $DIR/fn_to_numeric_cast_32bit.rs:37:13
+  --> $DIR/fn_to_numeric_cast.rs:38:13
    |
 LL |     let _ = abc as i64;
    |             ^^^^^^^^^^ help: try: `abc as usize`
 
 error: casting function pointer `abc` to `i128`
-  --> $DIR/fn_to_numeric_cast_32bit.rs:38:13
+  --> $DIR/fn_to_numeric_cast.rs:39:13
    |
 LL |     let _ = abc as i128;
    |             ^^^^^^^^^^^ help: try: `abc as usize`
 
 error: casting function pointer `abc` to `isize`
-  --> $DIR/fn_to_numeric_cast_32bit.rs:39:13
+  --> $DIR/fn_to_numeric_cast.rs:40:13
    |
 LL |     let _ = abc as isize;
    |             ^^^^^^^^^^^^ help: try: `abc as usize`
 
 error: casting function pointer `abc` to `u8`, which truncates the value
-  --> $DIR/fn_to_numeric_cast_32bit.rs:41:13
+  --> $DIR/fn_to_numeric_cast.rs:42:13
    |
 LL |     let _ = abc as u8;
    |             ^^^^^^^^^ help: try: `abc as usize`
 
 error: casting function pointer `abc` to `u16`, which truncates the value
-  --> $DIR/fn_to_numeric_cast_32bit.rs:42:13
+  --> $DIR/fn_to_numeric_cast.rs:43:13
    |
 LL |     let _ = abc as u16;
    |             ^^^^^^^^^^ help: try: `abc as usize`
 
-error: casting function pointer `abc` to `u32`, which truncates the value
-  --> $DIR/fn_to_numeric_cast_32bit.rs:43:13
+error: casting function pointer `abc` to `u32`
+  --> $DIR/fn_to_numeric_cast.rs:44:13
    |
 LL |     let _ = abc as u32;
    |             ^^^^^^^^^^ help: try: `abc as usize`
 
 error: casting function pointer `abc` to `u64`
-  --> $DIR/fn_to_numeric_cast_32bit.rs:44:13
+  --> $DIR/fn_to_numeric_cast.rs:45:13
    |
 LL |     let _ = abc as u64;
    |             ^^^^^^^^^^ help: try: `abc as usize`
 
 error: casting function pointer `abc` to `u128`
-  --> $DIR/fn_to_numeric_cast_32bit.rs:45:13
+  --> $DIR/fn_to_numeric_cast.rs:46:13
    |
 LL |     let _ = abc as u128;
    |             ^^^^^^^^^^^ help: try: `abc as usize`
 
-error: casting function pointer `f` to `i32`, which truncates the value
-  --> $DIR/fn_to_numeric_cast_32bit.rs:52:5
+error: casting function pointer `f` to `i32`
+  --> $DIR/fn_to_numeric_cast.rs:53:5
    |
 LL |     f as i32
    |     ^^^^^^^^ help: try: `f as usize`
diff --git a/tests/ui/fn_to_numeric_cast.stderr b/tests/ui/fn_to_numeric_cast.64bit.stderr
similarity index 83%
rename from tests/ui/fn_to_numeric_cast.stderr
rename to tests/ui/fn_to_numeric_cast.64bit.stderr
index 5b2e8bdf30b..3c1d60de94a 100644
--- a/tests/ui/fn_to_numeric_cast.stderr
+++ b/tests/ui/fn_to_numeric_cast.64bit.stderr
@@ -1,5 +1,5 @@
 error: casting function pointer `foo` to `i8`, which truncates the value
-  --> $DIR/fn_to_numeric_cast.rs:10:13
+  --> $DIR/fn_to_numeric_cast.rs:11:13
    |
 LL |     let _ = foo as i8;
    |             ^^^^^^^^^ help: try: `foo as usize`
@@ -7,19 +7,19 @@ LL |     let _ = foo as i8;
    = note: `-D clippy::fn-to-numeric-cast-with-truncation` implied by `-D warnings`
 
 error: casting function pointer `foo` to `i16`, which truncates the value
-  --> $DIR/fn_to_numeric_cast.rs:13:13
+  --> $DIR/fn_to_numeric_cast.rs:12:13
    |
 LL |     let _ = foo as i16;
    |             ^^^^^^^^^^ help: try: `foo as usize`
 
 error: casting function pointer `foo` to `i32`, which truncates the value
-  --> $DIR/fn_to_numeric_cast.rs:15:13
+  --> $DIR/fn_to_numeric_cast.rs:13:13
    |
 LL |     let _ = foo as i32;
    |             ^^^^^^^^^^ help: try: `foo as usize`
 
 error: casting function pointer `foo` to `i64`
-  --> $DIR/fn_to_numeric_cast.rs:17:13
+  --> $DIR/fn_to_numeric_cast.rs:14:13
    |
 LL |     let _ = foo as i64;
    |             ^^^^^^^^^^ help: try: `foo as usize`
@@ -27,115 +27,115 @@ LL |     let _ = foo as i64;
    = note: `-D clippy::fn-to-numeric-cast` implied by `-D warnings`
 
 error: casting function pointer `foo` to `i128`
-  --> $DIR/fn_to_numeric_cast.rs:20:13
+  --> $DIR/fn_to_numeric_cast.rs:15:13
    |
 LL |     let _ = foo as i128;
    |             ^^^^^^^^^^^ help: try: `foo as usize`
 
 error: casting function pointer `foo` to `isize`
-  --> $DIR/fn_to_numeric_cast.rs:22:13
+  --> $DIR/fn_to_numeric_cast.rs:16:13
    |
 LL |     let _ = foo as isize;
    |             ^^^^^^^^^^^^ help: try: `foo as usize`
 
 error: casting function pointer `foo` to `u8`, which truncates the value
-  --> $DIR/fn_to_numeric_cast.rs:25:13
+  --> $DIR/fn_to_numeric_cast.rs:18:13
    |
 LL |     let _ = foo as u8;
    |             ^^^^^^^^^ help: try: `foo as usize`
 
 error: casting function pointer `foo` to `u16`, which truncates the value
-  --> $DIR/fn_to_numeric_cast.rs:27:13
+  --> $DIR/fn_to_numeric_cast.rs:19:13
    |
 LL |     let _ = foo as u16;
    |             ^^^^^^^^^^ help: try: `foo as usize`
 
 error: casting function pointer `foo` to `u32`, which truncates the value
-  --> $DIR/fn_to_numeric_cast.rs:29:13
+  --> $DIR/fn_to_numeric_cast.rs:20:13
    |
 LL |     let _ = foo as u32;
    |             ^^^^^^^^^^ help: try: `foo as usize`
 
 error: casting function pointer `foo` to `u64`
-  --> $DIR/fn_to_numeric_cast.rs:31:13
+  --> $DIR/fn_to_numeric_cast.rs:21:13
    |
 LL |     let _ = foo as u64;
    |             ^^^^^^^^^^ help: try: `foo as usize`
 
 error: casting function pointer `foo` to `u128`
-  --> $DIR/fn_to_numeric_cast.rs:33:13
+  --> $DIR/fn_to_numeric_cast.rs:22:13
    |
 LL |     let _ = foo as u128;
    |             ^^^^^^^^^^^ help: try: `foo as usize`
 
 error: casting function pointer `abc` to `i8`, which truncates the value
-  --> $DIR/fn_to_numeric_cast.rs:47:13
+  --> $DIR/fn_to_numeric_cast.rs:35:13
    |
 LL |     let _ = abc as i8;
    |             ^^^^^^^^^ help: try: `abc as usize`
 
 error: casting function pointer `abc` to `i16`, which truncates the value
-  --> $DIR/fn_to_numeric_cast.rs:49:13
+  --> $DIR/fn_to_numeric_cast.rs:36:13
    |
 LL |     let _ = abc as i16;
    |             ^^^^^^^^^^ help: try: `abc as usize`
 
 error: casting function pointer `abc` to `i32`, which truncates the value
-  --> $DIR/fn_to_numeric_cast.rs:51:13
+  --> $DIR/fn_to_numeric_cast.rs:37:13
    |
 LL |     let _ = abc as i32;
    |             ^^^^^^^^^^ help: try: `abc as usize`
 
 error: casting function pointer `abc` to `i64`
-  --> $DIR/fn_to_numeric_cast.rs:53:13
+  --> $DIR/fn_to_numeric_cast.rs:38:13
    |
 LL |     let _ = abc as i64;
    |             ^^^^^^^^^^ help: try: `abc as usize`
 
 error: casting function pointer `abc` to `i128`
-  --> $DIR/fn_to_numeric_cast.rs:55:13
+  --> $DIR/fn_to_numeric_cast.rs:39:13
    |
 LL |     let _ = abc as i128;
    |             ^^^^^^^^^^^ help: try: `abc as usize`
 
 error: casting function pointer `abc` to `isize`
-  --> $DIR/fn_to_numeric_cast.rs:57:13
+  --> $DIR/fn_to_numeric_cast.rs:40:13
    |
 LL |     let _ = abc as isize;
    |             ^^^^^^^^^^^^ help: try: `abc as usize`
 
 error: casting function pointer `abc` to `u8`, which truncates the value
-  --> $DIR/fn_to_numeric_cast.rs:60:13
+  --> $DIR/fn_to_numeric_cast.rs:42:13
    |
 LL |     let _ = abc as u8;
    |             ^^^^^^^^^ help: try: `abc as usize`
 
 error: casting function pointer `abc` to `u16`, which truncates the value
-  --> $DIR/fn_to_numeric_cast.rs:62:13
+  --> $DIR/fn_to_numeric_cast.rs:43:13
    |
 LL |     let _ = abc as u16;
    |             ^^^^^^^^^^ help: try: `abc as usize`
 
 error: casting function pointer `abc` to `u32`, which truncates the value
-  --> $DIR/fn_to_numeric_cast.rs:64:13
+  --> $DIR/fn_to_numeric_cast.rs:44:13
    |
 LL |     let _ = abc as u32;
    |             ^^^^^^^^^^ help: try: `abc as usize`
 
 error: casting function pointer `abc` to `u64`
-  --> $DIR/fn_to_numeric_cast.rs:66:13
+  --> $DIR/fn_to_numeric_cast.rs:45:13
    |
 LL |     let _ = abc as u64;
    |             ^^^^^^^^^^ help: try: `abc as usize`
 
 error: casting function pointer `abc` to `u128`
-  --> $DIR/fn_to_numeric_cast.rs:68:13
+  --> $DIR/fn_to_numeric_cast.rs:46:13
    |
 LL |     let _ = abc as u128;
    |             ^^^^^^^^^^^ help: try: `abc as usize`
 
 error: casting function pointer `f` to `i32`, which truncates the value
-  --> $DIR/fn_to_numeric_cast.rs:76:5
+  --> $DIR/fn_to_numeric_cast.rs:53:5
    |
 LL |     f as i32
    |     ^^^^^^^^ help: try: `f as usize`
diff --git a/tests/ui/fn_to_numeric_cast.rs b/tests/ui/fn_to_numeric_cast.rs
index 09128d8176e..68dcfd8158e 100644
--- a/tests/ui/fn_to_numeric_cast.rs
+++ b/tests/ui/fn_to_numeric_cast.rs
@@ -1,5 +1,6 @@
-//@ignore-32bit
+//@stderr-per-bitwidth
 //@no-rustfix
+
 #![warn(clippy::fn_to_numeric_cast, clippy::fn_to_numeric_cast_with_truncation)]
 
 fn foo() -> String {
@@ -8,30 +9,17 @@ fn foo() -> String {
 
 fn test_function_to_numeric_cast() {
     let _ = foo as i8;
-    //~^ ERROR: casting function pointer `foo` to `i8`, which truncates the value
-    //~| NOTE: `-D clippy::fn-to-numeric-cast-with-truncation` implied by `-D warnings`
     let _ = foo as i16;
-    //~^ ERROR: casting function pointer `foo` to `i16`, which truncates the value
     let _ = foo as i32;
-    //~^ ERROR: casting function pointer `foo` to `i32`, which truncates the value
     let _ = foo as i64;
-    //~^ ERROR: casting function pointer `foo` to `i64`
-    //~| NOTE: `-D clippy::fn-to-numeric-cast` implied by `-D warnings`
     let _ = foo as i128;
-    //~^ ERROR: casting function pointer `foo` to `i128`
     let _ = foo as isize;
-    //~^ ERROR: casting function pointer `foo` to `isize`
 
     let _ = foo as u8;
-    //~^ ERROR: casting function pointer `foo` to `u8`, which truncates the value
     let _ = foo as u16;
-    //~^ ERROR: casting function pointer `foo` to `u16`, which truncates the value
     let _ = foo as u32;
-    //~^ ERROR: casting function pointer `foo` to `u32`, which truncates the value
     let _ = foo as u64;
-    //~^ ERROR: casting function pointer `foo` to `u64`
     let _ = foo as u128;
-    //~^ ERROR: casting function pointer `foo` to `u128`
 
     // Casting to usize is OK and should not warn
     let _ = foo as usize;
@@ -45,28 +33,17 @@ fn test_function_var_to_numeric_cast() {
     let abc: fn() -> String = foo;
 
     let _ = abc as i8;
-    //~^ ERROR: casting function pointer `abc` to `i8`, which truncates the value
     let _ = abc as i16;
-    //~^ ERROR: casting function pointer `abc` to `i16`, which truncates the value
     let _ = abc as i32;
-    //~^ ERROR: casting function pointer `abc` to `i32`, which truncates the value
     let _ = abc as i64;
-    //~^ ERROR: casting function pointer `abc` to `i64`
     let _ = abc as i128;
-    //~^ ERROR: casting function pointer `abc` to `i128`
     let _ = abc as isize;
-    //~^ ERROR: casting function pointer `abc` to `isize`
 
     let _ = abc as u8;
-    //~^ ERROR: casting function pointer `abc` to `u8`, which truncates the value
     let _ = abc as u16;
-    //~^ ERROR: casting function pointer `abc` to `u16`, which truncates the value
     let _ = abc as u32;
-    //~^ ERROR: casting function pointer `abc` to `u32`, which truncates the value
     let _ = abc as u64;
-    //~^ ERROR: casting function pointer `abc` to `u64`
     let _ = abc as u128;
-    //~^ ERROR: casting function pointer `abc` to `u128`
 
     // Casting to usize is OK and should not warn
     let _ = abc as usize;
@@ -74,7 +51,6 @@ fn test_function_var_to_numeric_cast() {
 
 fn fn_with_fn_args(f: fn(i32) -> i32) -> i32 {
     f as i32
-    //~^ ERROR: casting function pointer `f` to `i32`, which truncates the value
 }
 
 fn main() {}
diff --git a/tests/ui/fn_to_numeric_cast_32bit.rs b/tests/ui/fn_to_numeric_cast_32bit.rs
deleted file mode 100644
index 93e9361f4dc..00000000000
--- a/tests/ui/fn_to_numeric_cast_32bit.rs
+++ /dev/null
@@ -1,80 +0,0 @@
-//@ignore-64bit
-
-#![warn(clippy::fn_to_numeric_cast, clippy::fn_to_numeric_cast_with_truncation)]
-
-fn foo() -> String {
-    String::new()
-}
-
-fn test_function_to_numeric_cast() {
-    let _ = foo as i8;
-    //~^ ERROR: casting function pointer `foo` to `i8`, which truncates the value
-    //~| NOTE: `-D clippy::fn-to-numeric-cast-with-truncation` implied by `-D warnings`
-    let _ = foo as i16;
-    //~^ ERROR: casting function pointer `foo` to `i16`, which truncates the value
-    let _ = foo as i32;
-    //~^ ERROR: casting function pointer `foo` to `i32`, which truncates the value
-    let _ = foo as i64;
-    //~^ ERROR: casting function pointer `foo` to `i64`
-    //~| NOTE: `-D clippy::fn-to-numeric-cast` implied by `-D warnings`
-    let _ = foo as i128;
-    //~^ ERROR: casting function pointer `foo` to `i128`
-    let _ = foo as isize;
-    //~^ ERROR: casting function pointer `foo` to `isize`
-
-    let _ = foo as u8;
-    //~^ ERROR: casting function pointer `foo` to `u8`, which truncates the value
-    let _ = foo as u16;
-    //~^ ERROR: casting function pointer `foo` to `u16`, which truncates the value
-    let _ = foo as u32;
-    //~^ ERROR: casting function pointer `foo` to `u32`, which truncates the value
-    let _ = foo as u64;
-    //~^ ERROR: casting function pointer `foo` to `u64`
-    let _ = foo as u128;
-    //~^ ERROR: casting function pointer `foo` to `u128`
-
-    // Casting to usize is OK and should not warn
-    let _ = foo as usize;
-
-    // Cast `f` (a `FnDef`) to `fn()` should not warn
-    fn f() {}
-    let _ = f as fn();
-}
-
-fn test_function_var_to_numeric_cast() {
-    let abc: fn() -> String = foo;
-
-    let _ = abc as i8;
-    //~^ ERROR: casting function pointer `abc` to `i8`, which truncates the value
-    let _ = abc as i16;
-    //~^ ERROR: casting function pointer `abc` to `i16`, which truncates the value
-    let _ = abc as i32;
-    //~^ ERROR: casting function pointer `abc` to `i32`, which truncates the value
-    let _ = abc as i64;
-    //~^ ERROR: casting function pointer `abc` to `i64`
-    let _ = abc as i128;
-    //~^ ERROR: casting function pointer `abc` to `i128`
-    let _ = abc as isize;
-    //~^ ERROR: casting function pointer `abc` to `isize`
-
-    let _ = abc as u8;
-    //~^ ERROR: casting function pointer `abc` to `u8`, which truncates the value
-    let _ = abc as u16;
-    //~^ ERROR: casting function pointer `abc` to `u16`, which truncates the value
-    let _ = abc as u32;
-    //~^ ERROR: casting function pointer `abc` to `u32`, which truncates the value
-    let _ = abc as u64;
-    //~^ ERROR: casting function pointer `abc` to `u64`
-    let _ = abc as u128;
-    //~^ ERROR: casting function pointer `abc` to `u128`
-
-    // Casting to usize is OK and should not warn
-    let _ = abc as usize;
-}
-
-fn fn_with_fn_args(f: fn(i32) -> i32) -> i32 {
-    f as i32
-    //~^ ERROR: casting function pointer `f` to `i32`, which truncates the value
-}
-
-fn main() {}
diff --git a/tests/ui/large_enum_variant.rs b/tests/ui/large_enum_variant.rs
index f101bda76a8..52a1c0c6c81 100644
--- a/tests/ui/large_enum_variant.rs
+++ b/tests/ui/large_enum_variant.rs
@@ -144,7 +144,7 @@ enum WithGenerics {
     Small(u8),
 }
 
-enum PossiblyLargeEnumWithConst<const U: usize> {
+enum PossiblyLargeEnumWithConst<const U: u64> {
     SmallBuffer([u8; 4]),
     MightyBuffer([u16; U]),
 }
diff --git a/tests/ui/large_enum_variant.stderr b/tests/ui/large_enum_variant.stderr
index 709972b4a6e..dafa2603645 100644
--- a/tests/ui/large_enum_variant.stderr
+++ b/tests/ui/large_enum_variant.stderr
@@ -1,279 +1,9 @@
-error: large size difference between variants
-  --> $DIR/large_enum_variant.rs:10:1
+error[E0308]: mismatched types
+  --> $DIR/large_enum_variant.rs:149:24
    |
-LL | / enum LargeEnum {
-LL | |     A(i32),
-   | |     ------ the second-largest variant contains at least 4 bytes
-LL | |     B([i32; 8000]),
-   | |     -------------- the largest variant contains at least 32000 bytes
-LL | | }
-   | |_^ the entire enum is at least 32004 bytes
-   |
-   = note: `-D clippy::large-enum-variant` implied by `-D warnings`
-help: consider boxing the large fields to reduce the total size of the enum
-   |
-LL |     B(Box<[i32; 8000]>),
-   |       ~~~~~~~~~~~~~~~~
+LL |     MightyBuffer([u16; U]),
+   |                        ^ expected `usize`, found `u64`
 
-error: large size difference between variants
-  --> $DIR/large_enum_variant.rs:34:1
-   |
-LL | / enum LargeEnum2 {
-LL | |     VariantOk(i32, u32),
-   | |     ------------------- the second-largest variant contains at least 8 bytes
-LL | |     ContainingLargeEnum(LargeEnum),
-   | |     ------------------------------ the largest variant contains at least 32004 bytes
-LL | | }
-   | |_^ the entire enum is at least 32004 bytes
-   |
-help: consider boxing the large fields to reduce the total size of the enum
-   |
-LL |     ContainingLargeEnum(Box<LargeEnum>),
-   |                         ~~~~~~~~~~~~~~
-
-error: large size difference between variants
-  --> $DIR/large_enum_variant.rs:39:1
-   |
-LL | / enum LargeEnum3 {
-LL | |     ContainingMoreThanOneField(i32, [i32; 8000], [i32; 9500]),
-   | |     --------------------------------------------------------- the largest variant contains at least 70004 bytes
-LL | |     VoidVariant,
-LL | |     StructLikeLittle { x: i32, y: i32 },
-   | |     ----------------------------------- the second-largest variant contains at least 8 bytes
-LL | | }
-   | |_^ the entire enum is at least 70008 bytes
-   |
-help: consider boxing the large fields to reduce the total size of the enum
-   |
-LL |     ContainingMoreThanOneField(i32, Box<[i32; 8000]>, Box<[i32; 9500]>),
-   |                                     ~~~~~~~~~~~~~~~~  ~~~~~~~~~~~~~~~~
-
-error: large size difference between variants
-  --> $DIR/large_enum_variant.rs:45:1
-   |
-LL | / enum LargeEnum4 {
-LL | |     VariantOk(i32, u32),
-   | |     ------------------- the second-largest variant contains at least 8 bytes
-LL | |     StructLikeLarge { x: [i32; 8000], y: i32 },
-   | |     ------------------------------------------ the largest variant contains at least 32004 bytes
-LL | | }
-   | |_^ the entire enum is at least 32008 bytes
-   |
-help: consider boxing the large fields to reduce the total size of the enum
-   |
-LL |     StructLikeLarge { x: Box<[i32; 8000]>, y: i32 },
-   |                          ~~~~~~~~~~~~~~~~
-
-error: large size difference between variants
-  --> $DIR/large_enum_variant.rs:50:1
-   |
-LL | / enum LargeEnum5 {
-LL | |     VariantOk(i32, u32),
-   | |     ------------------- the second-largest variant contains at least 8 bytes
-LL | |     StructLikeLarge2 { x: [i32; 8000] },
-   | |     ----------------------------------- the largest variant contains at least 32000 bytes
-LL | | }
-   | |_^ the entire enum is at least 32004 bytes
-   |
-help: consider boxing the large fields to reduce the total size of the enum
-   |
-LL |     StructLikeLarge2 { x: Box<[i32; 8000]> },
-   |                           ~~~~~~~~~~~~~~~~
-
-error: large size difference between variants
-  --> $DIR/large_enum_variant.rs:66:1
-   |
-LL | / enum LargeEnum7 {
-LL | |     A,
-LL | |     B([u8; 1255]),
-   | |     ------------- the largest variant contains at least 1255 bytes
-LL | |     C([u8; 200]),
-   | |     ------------ the second-largest variant contains at least 200 bytes
-LL | | }
-   | |_^ the entire enum is at least 1256 bytes
-   |
-help: consider boxing the large fields to reduce the total size of the enum
-   |
-LL |     B(Box<[u8; 1255]>),
-   |       ~~~~~~~~~~~~~~~
-
-error: large size difference between variants
-  --> $DIR/large_enum_variant.rs:72:1
-   |
-LL | / enum LargeEnum8 {
-LL | |     VariantOk(i32, u32),
-   | |     ------------------- the second-largest variant contains at least 8 bytes
-LL | |     ContainingMoreThanOneField([i32; 8000], [i32; 2], [i32; 9500], [i32; 30]),
-   | |     ------------------------------------------------------------------------- the largest variant contains at least 70128 bytes
-LL | | }
-   | |_^ the entire enum is at least 70132 bytes
-   |
-help: consider boxing the large fields to reduce the total size of the enum
-   |
-LL |     ContainingMoreThanOneField(Box<[i32; 8000]>, [i32; 2], Box<[i32; 9500]>, [i32; 30]),
-   |                                ~~~~~~~~~~~~~~~~            ~~~~~~~~~~~~~~~~
-
-error: large size difference between variants
-  --> $DIR/large_enum_variant.rs:77:1
-   |
-LL | / enum LargeEnum9 {
-LL | |     A(Struct<()>),
-   | |     ------------- the second-largest variant contains at least 4 bytes
-LL | |     B(Struct2),
-   | |     ---------- the largest variant contains at least 32000 bytes
-LL | | }
-   | |_^ the entire enum is at least 32004 bytes
-   |
-help: consider boxing the large fields to reduce the total size of the enum
-   |
-LL |     B(Box<Struct2>),
-   |       ~~~~~~~~~~~~
-
-error: large size difference between variants
-  --> $DIR/large_enum_variant.rs:82:1
-   |
-LL | / enum LargeEnumOk2<T> {
-LL | |     A(T),
-   | |     ---- the second-largest variant contains at least 0 bytes
-LL | |     B(Struct2),
-   | |     ---------- the largest variant contains at least 32000 bytes
-LL | | }
-   | |_^ the entire enum is at least 32000 bytes
-   |
-help: consider boxing the large fields to reduce the total size of the enum
-   |
-LL |     B(Box<Struct2>),
-   |       ~~~~~~~~~~~~
-
-error: large size difference between variants
-  --> $DIR/large_enum_variant.rs:87:1
-   |
-LL | / enum LargeEnumOk3<T> {
-LL | |     A(Struct<T>),
-   | |     ------------ the second-largest variant contains at least 4 bytes
-LL | |     B(Struct2),
-   | |     ---------- the largest variant contains at least 32000 bytes
-LL | | }
-   | |_^ the entire enum is at least 32000 bytes
-   |
-help: consider boxing the large fields to reduce the total size of the enum
-   |
-LL |     B(Box<Struct2>),
-   |       ~~~~~~~~~~~~
-
-error: large size difference between variants
-  --> $DIR/large_enum_variant.rs:102:1
-   |
-LL | / enum CopyableLargeEnum {
-LL | |     A(bool),
-   | |     ------- the second-largest variant contains at least 1 bytes
-LL | |     B([u64; 8000]),
-   | |     -------------- the largest variant contains at least 64000 bytes
-LL | | }
-   | |_^ the entire enum is at least 64008 bytes
-   |
-note: boxing a variant would require the type no longer be `Copy`
-  --> $DIR/large_enum_variant.rs:102:6
-   |
-LL | enum CopyableLargeEnum {
-   |      ^^^^^^^^^^^^^^^^^
-help: consider boxing the large fields to reduce the total size of the enum
-  --> $DIR/large_enum_variant.rs:104:5
-   |
-LL |     B([u64; 8000]),
-   |     ^^^^^^^^^^^^^^
-
-error: large size difference between variants
-  --> $DIR/large_enum_variant.rs:107:1
-   |
-LL | / enum ManuallyCopyLargeEnum {
-LL | |     A(bool),
-   | |     ------- the second-largest variant contains at least 1 bytes
-LL | |     B([u64; 8000]),
-   | |     -------------- the largest variant contains at least 64000 bytes
-LL | | }
-   | |_^ the entire enum is at least 64008 bytes
-   |
-note: boxing a variant would require the type no longer be `Copy`
-  --> $DIR/large_enum_variant.rs:107:6
-   |
-LL | enum ManuallyCopyLargeEnum {
-   |      ^^^^^^^^^^^^^^^^^^^^^
-help: consider boxing the large fields to reduce the total size of the enum
-  --> $DIR/large_enum_variant.rs:109:5
-   |
-LL |     B([u64; 8000]),
-   |     ^^^^^^^^^^^^^^
-
-error: large size difference between variants
-  --> $DIR/large_enum_variant.rs:120:1
-   |
-LL | / enum SomeGenericPossiblyCopyEnum<T> {
-LL | |     A(bool, std::marker::PhantomData<T>),
-   | |     ------------------------------------ the second-largest variant contains at least 1 bytes
-LL | |     B([u64; 4000]),
-   | |     -------------- the largest variant contains at least 32000 bytes
-LL | | }
-   | |_^ the entire enum is at least 32008 bytes
-   |
-note: boxing a variant would require the type no longer be `Copy`
-  --> $DIR/large_enum_variant.rs:120:6
-   |
-LL | enum SomeGenericPossiblyCopyEnum<T> {
-   |      ^^^^^^^^^^^^^^^^^^^^^^^^^^^
-help: consider boxing the large fields to reduce the total size of the enum
-  --> $DIR/large_enum_variant.rs:122:5
-   |
-LL |     B([u64; 4000]),
-   |     ^^^^^^^^^^^^^^
-
-error: large size difference between variants
-  --> $DIR/large_enum_variant.rs:133:1
-   |
-LL | / enum LargeEnumWithGenerics<T> {
-LL | |     Small,
-   | |     ----- the second-largest variant carries no data at all
-LL | |     Large((T, [u8; 512])),
-   | |     --------------------- the largest variant contains at least 512 bytes
-LL | | }
-   | |_^ the entire enum is at least 512 bytes
-   |
-help: consider boxing the large fields to reduce the total size of the enum
-   |
-LL |     Large(Box<(T, [u8; 512])>),
-   |           ~~~~~~~~~~~~~~~~~~~
-
-error: large size difference between variants
-  --> $DIR/large_enum_variant.rs:142:1
-   |
-LL | / enum WithGenerics {
-LL | |     Large([Foo<u64>; 64]),
-   | |     --------------------- the largest variant contains at least 512 bytes
-LL | |     Small(u8),
-   | |     --------- the second-largest variant contains at least 1 bytes
-LL | | }
-   | |_^ the entire enum is at least 520 bytes
-   |
-help: consider boxing the large fields to reduce the total size of the enum
-   |
-LL |     Large(Box<[Foo<u64>; 64]>),
-   |           ~~~~~~~~~~~~~~~~~~~
-
-error: large size difference between variants
-  --> $DIR/large_enum_variant.rs:152:1
-   |
-LL | / enum LargeEnumOfConst {
-LL | |     Ok,
-   | |     -- the second-largest variant carries no data at all
-LL | |     Error(PossiblyLargeEnumWithConst<256>),
-   | |     -------------------------------------- the largest variant contains at least 514 bytes
-LL | | }
-   | |_^ the entire enum is at least 514 bytes
-   |
-help: consider boxing the large fields to reduce the total size of the enum
-   |
-LL |     Error(Box<PossiblyLargeEnumWithConst<256>>),
-   |           ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-
-error: aborting due to 16 previous errors
+error: aborting due to previous error
 
+For more information about this error, try `rustc --explain E0308`.
diff --git a/tests/ui/result_large_err.rs b/tests/ui/result_large_err.rs
index 14a1f7e1db5..b25348bf996 100644
--- a/tests/ui/result_large_err.rs
+++ b/tests/ui/result_large_err.rs
@@ -1,3 +1,5 @@
+//@ignore-32bit
+
 #![warn(clippy::result_large_err)]
 #![allow(clippy::large_enum_variant)]
 
diff --git a/tests/ui/result_large_err.stderr b/tests/ui/result_large_err.stderr
index c51531f55db..94046237e96 100644
--- a/tests/ui/result_large_err.stderr
+++ b/tests/ui/result_large_err.stderr
@@ -1,5 +1,5 @@
 error: the `Err`-variant returned from this function is very large
-  --> $DIR/result_large_err.rs:8:23
+  --> $DIR/result_large_err.rs:10:23
    |
 LL | pub fn large_err() -> Result<(), [u8; 512]> {
    |                       ^^^^^^^^^^^^^^^^^^^^^ the `Err`-variant is at least 512 bytes
@@ -8,7 +8,7 @@ LL | pub fn large_err() -> Result<(), [u8; 512]> {
    = note: `-D clippy::result-large-err` implied by `-D warnings`
 
 error: the `Err`-variant returned from this function is very large
-  --> $DIR/result_large_err.rs:20:21
+  --> $DIR/result_large_err.rs:22:21
    |
 LL |     pub fn ret() -> Result<(), Self> {
    |                     ^^^^^^^^^^^^^^^^ the `Err`-variant is at least 240 bytes
@@ -16,7 +16,7 @@ LL |     pub fn ret() -> Result<(), Self> {
    = help: try reducing the size of `FullyDefinedLargeError`, for example by boxing large elements or replacing it with `Box<FullyDefinedLargeError>`
 
 error: the `Err`-variant returned from this function is very large
-  --> $DIR/result_large_err.rs:26:26
+  --> $DIR/result_large_err.rs:28:26
    |
 LL | pub fn struct_error() -> Result<(), FullyDefinedLargeError> {
    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the `Err`-variant is at least 240 bytes
@@ -24,7 +24,7 @@ LL | pub fn struct_error() -> Result<(), FullyDefinedLargeError> {
    = help: try reducing the size of `FullyDefinedLargeError`, for example by boxing large elements or replacing it with `Box<FullyDefinedLargeError>`
 
 error: the `Err`-variant returned from this function is very large
-  --> $DIR/result_large_err.rs:32:45
+  --> $DIR/result_large_err.rs:34:45
    |
 LL | pub fn large_err_via_type_alias<T>(x: T) -> Fdlr<T> {
    |                                             ^^^^^^^ the `Err`-variant is at least 240 bytes
@@ -32,7 +32,7 @@ LL | pub fn large_err_via_type_alias<T>(x: T) -> Fdlr<T> {
    = help: try reducing the size of `FullyDefinedLargeError`, for example by boxing large elements or replacing it with `Box<FullyDefinedLargeError>`
 
 error: the `Err`-variant returned from this function is very large
-  --> $DIR/result_large_err.rs:41:34
+  --> $DIR/result_large_err.rs:43:34
    |
 LL | pub fn param_large_error<R>() -> Result<(), (u128, R, FullyDefinedLargeError)> {
    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the `Err`-variant is at least 256 bytes
@@ -40,7 +40,7 @@ LL | pub fn param_large_error<R>() -> Result<(), (u128, R, FullyDefinedLargeErro
    = help: try reducing the size of `(u128, R, FullyDefinedLargeError)`, for example by boxing large elements or replacing it with `Box<(u128, R, FullyDefinedLargeError)>`
 
 error: the `Err`-variant returned from this function is very large
-  --> $DIR/result_large_err.rs:53:34
+  --> $DIR/result_large_err.rs:55:34
    |
 LL |     _Omg([u8; 512]),
    |     --------------- the largest variant contains at least 512 bytes
@@ -51,7 +51,7 @@ LL |     pub fn large_enum_error() -> Result<(), Self> {
    = help: try reducing the size of `LargeErrorVariants<()>`, for example by boxing large elements or replacing it with `Box<LargeErrorVariants<()>>`
 
 error: the `Err`-variant returned from this function is very large
-  --> $DIR/result_large_err.rs:66:30
+  --> $DIR/result_large_err.rs:68:30
    |
 LL |     _Biggest([u8; 1024]),
    |     -------------------- the largest variant contains at least 1024 bytes
@@ -64,7 +64,7 @@ LL |     fn large_enum_error() -> Result<(), Self> {
    = help: try reducing the size of `MultipleLargeVariants`, for example by boxing large elements or replacing it with `Box<MultipleLargeVariants>`
 
 error: the `Err`-variant returned from this function is very large
-  --> $DIR/result_large_err.rs:73:25
+  --> $DIR/result_large_err.rs:75:25
    |
 LL |     fn large_error() -> Result<(), [u8; 512]> {
    |                         ^^^^^^^^^^^^^^^^^^^^^ the `Err`-variant is at least 512 bytes
@@ -72,7 +72,7 @@ LL |     fn large_error() -> Result<(), [u8; 512]> {
    = help: try reducing the size of `[u8; 512]`, for example by boxing large elements or replacing it with `Box<[u8; 512]>`
 
 error: the `Err`-variant returned from this function is very large
-  --> $DIR/result_large_err.rs:93:29
+  --> $DIR/result_large_err.rs:95:29
    |
 LL | pub fn large_union_err() -> Result<(), FullyDefinedUnionError> {
    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the `Err`-variant is at least 512 bytes
@@ -80,7 +80,7 @@ LL | pub fn large_union_err() -> Result<(), FullyDefinedUnionError> {
    = help: try reducing the size of `FullyDefinedUnionError`, for example by boxing large elements or replacing it with `Box<FullyDefinedUnionError>`
 
 error: the `Err`-variant returned from this function is very large
-  --> $DIR/result_large_err.rs:103:40
+  --> $DIR/result_large_err.rs:105:40
    |
 LL | pub fn param_large_union<T: Copy>() -> Result<(), UnionError<T>> {
    |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^ the `Err`-variant is at least 512 bytes
@@ -88,7 +88,7 @@ LL | pub fn param_large_union<T: Copy>() -> Result<(), UnionError<T>> {
    = help: try reducing the size of `UnionError<T>`, for example by boxing large elements or replacing it with `Box<UnionError<T>>`
 
 error: the `Err`-variant returned from this function is very large
-  --> $DIR/result_large_err.rs:113:34
+  --> $DIR/result_large_err.rs:115:34
    |
 LL | pub fn array_error_subst<U>() -> Result<(), ArrayError<i32, U>> {
    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the `Err`-variant is at least 128 bytes
@@ -96,7 +96,7 @@ LL | pub fn array_error_subst<U>() -> Result<(), ArrayError<i32, U>> {
    = help: try reducing the size of `ArrayError<i32, U>`, for example by boxing large elements or replacing it with `Box<ArrayError<i32, U>>`
 
 error: the `Err`-variant returned from this function is very large
-  --> $DIR/result_large_err.rs:118:31
+  --> $DIR/result_large_err.rs:120:31
    |
 LL | pub fn array_error<T, U>() -> Result<(), ArrayError<(i32, T), U>> {
    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the `Err`-variant is at least 128 bytes
diff --git a/tests/ui/single_call_fn.rs b/tests/ui/single_call_fn.rs
index d6493f23413..3cc8061647d 100644
--- a/tests/ui/single_call_fn.rs
+++ b/tests/ui/single_call_fn.rs
@@ -1,3 +1,4 @@
+//@ignore-32bit
 //@aux-build:proc_macros.rs
 #![allow(clippy::redundant_closure_call, unused)]
 #![warn(clippy::single_call_fn)]
diff --git a/tests/ui/single_call_fn.stderr b/tests/ui/single_call_fn.stderr
index 9ef8c487844..bb92e3cf71a 100644
--- a/tests/ui/single_call_fn.stderr
+++ b/tests/ui/single_call_fn.stderr
@@ -1,5 +1,5 @@
 error: this function is only used once
-  --> $DIR/single_call_fn.rs:33:1
+  --> $DIR/single_call_fn.rs:34:1
    |
 LL | / fn c() {
 LL | |     println!("really");
@@ -9,44 +9,44 @@ LL | | }
    | |_^
    |
 help: used here
-  --> $DIR/single_call_fn.rs:40:5
+  --> $DIR/single_call_fn.rs:41:5
    |
 LL |     c();
    |     ^
    = note: `-D clippy::single-call-fn` implied by `-D warnings`
 
 error: this function is only used once
-  --> $DIR/single_call_fn.rs:12:1
+  --> $DIR/single_call_fn.rs:13:1
    |
 LL | fn i() {}
    | ^^^^^^^^^
    |
 help: used here
-  --> $DIR/single_call_fn.rs:17:13
+  --> $DIR/single_call_fn.rs:18:13
    |
 LL |     let a = i;
    |             ^
 
 error: this function is only used once
-  --> $DIR/single_call_fn.rs:43:1
+  --> $DIR/single_call_fn.rs:44:1
    |
 LL | fn a() {}
    | ^^^^^^^^^
    |
 help: used here
-  --> $DIR/single_call_fn.rs:46:5
+  --> $DIR/single_call_fn.rs:47:5
    |
 LL |     a();
    |     ^
 
 error: this function is only used once
-  --> $DIR/single_call_fn.rs:13:1
+  --> $DIR/single_call_fn.rs:14:1
    |
 LL | fn j() {}
    | ^^^^^^^^^
    |
 help: used here
-  --> $DIR/single_call_fn.rs:24:9
+  --> $DIR/single_call_fn.rs:25:9
    |
 LL |         j();
    |         ^
diff --git a/tests/ui/transmute_32bit.stderr b/tests/ui/transmute_32bit.stderr
index 75ddca60d2a..040519564b9 100644
--- a/tests/ui/transmute_32bit.stderr
+++ b/tests/ui/transmute_32bit.stderr
@@ -1,39 +1,28 @@
-error[E0512]: cannot transmute between types of different sizes, or dependently-sized types
+error: transmute from a `f32` to a pointer
   --> $DIR/transmute_32bit.rs:6:31
    |
 LL |         let _: *const usize = std::mem::transmute(6.0f32);
-   |                               ^^^^^^^^^^^^^^^^^^^
+   |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^
    |
-   = note: source type: `f32` (32 bits)
-   = note: target type: `*const usize` (64 bits)
+   = note: `-D clippy::wrong-transmute` implied by `-D warnings`
 
-error[E0512]: cannot transmute between types of different sizes, or dependently-sized types
+error: transmute from a `f32` to a pointer
   --> $DIR/transmute_32bit.rs:8:29
    |
 LL |         let _: *mut usize = std::mem::transmute(6.0f32);
-   |                             ^^^^^^^^^^^^^^^^^^^
-   |
-   = note: source type: `f32` (32 bits)
-   = note: target type: `*mut usize` (64 bits)
+   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
 
-error[E0512]: cannot transmute between types of different sizes, or dependently-sized types
+error: transmute from a `char` to a pointer
   --> $DIR/transmute_32bit.rs:10:31
    |
 LL |         let _: *const usize = std::mem::transmute('x');
-   |                               ^^^^^^^^^^^^^^^^^^^
-   |
-   = note: source type: `char` (32 bits)
-   = note: target type: `*const usize` (64 bits)
+   |                               ^^^^^^^^^^^^^^^^^^^^^^^^
 
-error[E0512]: cannot transmute between types of different sizes, or dependently-sized types
+error: transmute from a `char` to a pointer
   --> $DIR/transmute_32bit.rs:12:29
    |
 LL |         let _: *mut usize = std::mem::transmute('x');
-   |                             ^^^^^^^^^^^^^^^^^^^
-   |
-   = note: source type: `char` (32 bits)
-   = note: target type: `*mut usize` (64 bits)
+   |                             ^^^^^^^^^^^^^^^^^^^^^^^^
 
 error: aborting due to 4 previous errors
 
-For more information about this error, try `rustc --explain E0512`.