From 6336da9a75633a074bf169fe62dfb0728e7055a7 Mon Sep 17 00:00:00 2001
From: Hankai Zhang <hsamzhang@gmail.com>
Date: Sat, 10 Jun 2023 14:46:11 -0400
Subject: [PATCH] Use a better link

---
 compiler/rustc_parse/src/lexer/unescape_error_reporting.rs | 2 +-
 tests/ui/lexer/lex-bad-char-literals-1.stderr              | 4 ++--
 tests/ui/parser/bad-escape-suggest-raw-string.rs           | 2 +-
 tests/ui/parser/bad-escape-suggest-raw-string.stderr       | 2 +-
 tests/ui/parser/byte-literals.stderr                       | 4 ++--
 tests/ui/parser/byte-string-literals.stderr                | 4 ++--
 6 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/compiler/rustc_parse/src/lexer/unescape_error_reporting.rs b/compiler/rustc_parse/src/lexer/unescape_error_reporting.rs
index 4bbd640cd59..461a34b67db 100644
--- a/compiler/rustc_parse/src/lexer/unescape_error_reporting.rs
+++ b/compiler/rustc_parse/src/lexer/unescape_error_reporting.rs
@@ -158,7 +158,7 @@ pub(crate) fn emit_unescape_error(
 
                 diag.help(
                     "for more information, visit \
-                     <https://doc.rust-lang.org/stable/reference/expressions/literal-expr.html>",
+                     <https://doc.rust-lang.org/reference/tokens.html#literals>",
                 );
             }
             diag.emit();
diff --git a/tests/ui/lexer/lex-bad-char-literals-1.stderr b/tests/ui/lexer/lex-bad-char-literals-1.stderr
index 44e8700bf8d..9dc0a338063 100644
--- a/tests/ui/lexer/lex-bad-char-literals-1.stderr
+++ b/tests/ui/lexer/lex-bad-char-literals-1.stderr
@@ -16,7 +16,7 @@ error: unknown character escape: `\u{25cf}`
 LL |     '\●'
    |       ^ unknown character escape
    |
-   = help: for more information, visit <https://doc.rust-lang.org/stable/reference/expressions/literal-expr.html>
+   = help: for more information, visit <https://doc.rust-lang.org/reference/tokens.html#literals>
 help: if you meant to write a literal backslash (perhaps escaping in a regular expression), consider a raw string literal
    |
 LL |     r"\●"
@@ -28,7 +28,7 @@ error: unknown character escape: `\u{25cf}`
 LL |     "\●"
    |       ^ unknown character escape
    |
-   = help: for more information, visit <https://doc.rust-lang.org/stable/reference/expressions/literal-expr.html>
+   = help: for more information, visit <https://doc.rust-lang.org/reference/tokens.html#literals>
 help: if you meant to write a literal backslash (perhaps escaping in a regular expression), consider a raw string literal
    |
 LL |     r"\●"
diff --git a/tests/ui/parser/bad-escape-suggest-raw-string.rs b/tests/ui/parser/bad-escape-suggest-raw-string.rs
index 6725a11c223..06df82d288b 100644
--- a/tests/ui/parser/bad-escape-suggest-raw-string.rs
+++ b/tests/ui/parser/bad-escape-suggest-raw-string.rs
@@ -2,6 +2,6 @@ fn main() {
     let ok = r"ab\[c";
     let bad = "ab\[c";
     //~^ ERROR unknown character escape: `[`
-    //~| HELP for more information, visit <https://doc.rust-lang.org/stable/reference/expressions/literal-expr.html>
+    //~| HELP for more information, visit <https://doc.rust-lang.org/reference/tokens.html#literals>
     //~| HELP if you meant to write a literal backslash (perhaps escaping in a regular expression), consider a raw string literal
 }
diff --git a/tests/ui/parser/bad-escape-suggest-raw-string.stderr b/tests/ui/parser/bad-escape-suggest-raw-string.stderr
index f54761d1bd1..45d24bc0fb3 100644
--- a/tests/ui/parser/bad-escape-suggest-raw-string.stderr
+++ b/tests/ui/parser/bad-escape-suggest-raw-string.stderr
@@ -4,7 +4,7 @@ error: unknown character escape: `[`
 LL |     let bad = "ab\[c";
    |                   ^ unknown character escape
    |
-   = help: for more information, visit <https://doc.rust-lang.org/stable/reference/expressions/literal-expr.html>
+   = help: for more information, visit <https://doc.rust-lang.org/reference/tokens.html#literals>
 help: if you meant to write a literal backslash (perhaps escaping in a regular expression), consider a raw string literal
    |
 LL |     let bad = r"ab\[c";
diff --git a/tests/ui/parser/byte-literals.stderr b/tests/ui/parser/byte-literals.stderr
index 7406905f932..5b414c8927e 100644
--- a/tests/ui/parser/byte-literals.stderr
+++ b/tests/ui/parser/byte-literals.stderr
@@ -4,7 +4,7 @@ error: unknown byte escape: `f`
 LL | static FOO: u8 = b'\f';
    |                     ^ unknown byte escape
    |
-   = help: for more information, visit <https://doc.rust-lang.org/stable/reference/expressions/literal-expr.html>
+   = help: for more information, visit <https://doc.rust-lang.org/reference/tokens.html#literals>
 
 error: unknown byte escape: `f`
   --> $DIR/byte-literals.rs:6:8
@@ -12,7 +12,7 @@ error: unknown byte escape: `f`
 LL |     b'\f';
    |        ^ unknown byte escape
    |
-   = help: for more information, visit <https://doc.rust-lang.org/stable/reference/expressions/literal-expr.html>
+   = help: for more information, visit <https://doc.rust-lang.org/reference/tokens.html#literals>
 
 error: invalid character in numeric character escape: `Z`
   --> $DIR/byte-literals.rs:7:10
diff --git a/tests/ui/parser/byte-string-literals.stderr b/tests/ui/parser/byte-string-literals.stderr
index fbc719c5b67..655b6998e85 100644
--- a/tests/ui/parser/byte-string-literals.stderr
+++ b/tests/ui/parser/byte-string-literals.stderr
@@ -4,7 +4,7 @@ error: unknown byte escape: `f`
 LL | static FOO: &'static [u8] = b"\f";
    |                                ^ unknown byte escape
    |
-   = help: for more information, visit <https://doc.rust-lang.org/stable/reference/expressions/literal-expr.html>
+   = help: for more information, visit <https://doc.rust-lang.org/reference/tokens.html#literals>
 
 error: unknown byte escape: `f`
   --> $DIR/byte-string-literals.rs:4:8
@@ -12,7 +12,7 @@ error: unknown byte escape: `f`
 LL |     b"\f";
    |        ^ unknown byte escape
    |
-   = help: for more information, visit <https://doc.rust-lang.org/stable/reference/expressions/literal-expr.html>
+   = help: for more information, visit <https://doc.rust-lang.org/reference/tokens.html#literals>
 
 error: invalid character in numeric character escape: `Z`
   --> $DIR/byte-string-literals.rs:5:10