From 48abca761a3479d0ae5a41a338dcbe742e240d7c Mon Sep 17 00:00:00 2001 From: Ralf Jung Date: Sat, 27 Jan 2024 13:52:06 +0100 Subject: [PATCH] show indirect_structural_match and pointer_structural_match in future compat reports --- compiler/rustc_lint_defs/src/builtin.rs | 4 +- .../match/match-edge-cases_1.stderr | 11 ++ ...ssue-34784-match-on-non-int-raw-ptr.stderr | 60 ++++++++++ .../const_in_pattern/issue-44333.stderr | 30 +++++ .../reject_non_structural.stderr | 17 +++ .../const-partial_eq-fallback-ice.stderr | 18 +++ .../pattern/usefulness/consts-opaque.stderr | 88 ++++++++++++++ ...ide-behind-doubly-indirect-embedded.stderr | 17 +++ ...t-hide-behind-doubly-indirect-param.stderr | 17 +++ ...ide-behind-indirect-struct-embedded.stderr | 17 +++ ...t-hide-behind-indirect-struct-param.stderr | 17 +++ .../fn-ptr-is-structurally-matchable.stderr | 110 ++++++++++++++++++ ...-match-ref-ref-forbidden-without-eq.stderr | 34 ++++++ .../issue-63479-match-fnptr.stderr | 30 +++++ 14 files changed, 468 insertions(+), 2 deletions(-) diff --git a/compiler/rustc_lint_defs/src/builtin.rs b/compiler/rustc_lint_defs/src/builtin.rs index e4298a2636f..5bd25b4a54b 100644 --- a/compiler/rustc_lint_defs/src/builtin.rs +++ b/compiler/rustc_lint_defs/src/builtin.rs @@ -2282,7 +2282,7 @@ declare_lint! { Warn, "constant used in pattern contains value of non-structural-match type in a field or a variant", @future_incompatible = FutureIncompatibleInfo { - reason: FutureIncompatibilityReason::FutureReleaseErrorDontReportInDeps, + reason: FutureIncompatibilityReason::FutureReleaseErrorReportInDeps, reference: "issue #62411 ", }; } @@ -2338,7 +2338,7 @@ declare_lint! { Warn, "pointers are not structural-match", @future_incompatible = FutureIncompatibleInfo { - reason: FutureIncompatibilityReason::FutureReleaseErrorDontReportInDeps, + reason: FutureIncompatibilityReason::FutureReleaseErrorReportInDeps, reference: "issue #62411 ", }; } diff --git a/tests/ui/closures/2229_closure_analysis/match/match-edge-cases_1.stderr b/tests/ui/closures/2229_closure_analysis/match/match-edge-cases_1.stderr index c83ba41976b..7aa83de84ee 100644 --- a/tests/ui/closures/2229_closure_analysis/match/match-edge-cases_1.stderr +++ b/tests/ui/closures/2229_closure_analysis/match/match-edge-cases_1.stderr @@ -10,3 +10,14 @@ LL | NUMBER_POINTER => (), warning: 1 warning emitted +Future incompatibility report: Future breakage diagnostic: +warning: function pointers and raw pointers not derived from integers in patterns behave unpredictably and should not be relied upon. See https://github.com/rust-lang/rust/issues/70861 for details. + --> $DIR/match-edge-cases_1.rs:29:13 + | +LL | NUMBER_POINTER => (), + | ^^^^^^^^^^^^^^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #62411 + = note: `#[warn(pointer_structural_match)]` on by default + diff --git a/tests/ui/consts/const_in_pattern/issue-34784-match-on-non-int-raw-ptr.stderr b/tests/ui/consts/const_in_pattern/issue-34784-match-on-non-int-raw-ptr.stderr index 1546f23908c..416343a14dd 100644 --- a/tests/ui/consts/const_in_pattern/issue-34784-match-on-non-int-raw-ptr.stderr +++ b/tests/ui/consts/const_in_pattern/issue-34784-match-on-non-int-raw-ptr.stderr @@ -41,3 +41,63 @@ LL | STR => {} error: aborting due to 4 previous errors +Future incompatibility report: Future breakage diagnostic: +error: function pointers and raw pointers not derived from integers in patterns behave unpredictably and should not be relied upon. See https://github.com/rust-lang/rust/issues/70861 for details. + --> $DIR/issue-34784-match-on-non-int-raw-ptr.rs:10:9 + | +LL | C => {} + | ^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #62411 +note: the lint level is defined here + --> $DIR/issue-34784-match-on-non-int-raw-ptr.rs:1:9 + | +LL | #![deny(pointer_structural_match)] + | ^^^^^^^^^^^^^^^^^^^^^^^^ + +Future breakage diagnostic: +error: function pointers and raw pointers not derived from integers in patterns behave unpredictably and should not be relied upon. See https://github.com/rust-lang/rust/issues/70861 for details. + --> $DIR/issue-34784-match-on-non-int-raw-ptr.rs:18:9 + | +LL | C_INNER => {} + | ^^^^^^^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #62411 +note: the lint level is defined here + --> $DIR/issue-34784-match-on-non-int-raw-ptr.rs:1:9 + | +LL | #![deny(pointer_structural_match)] + | ^^^^^^^^^^^^^^^^^^^^^^^^ + +Future breakage diagnostic: +error: function pointers and raw pointers not derived from integers in patterns behave unpredictably and should not be relied upon. See https://github.com/rust-lang/rust/issues/70861 for details. + --> $DIR/issue-34784-match-on-non-int-raw-ptr.rs:30:9 + | +LL | D => {} + | ^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #62411 +note: the lint level is defined here + --> $DIR/issue-34784-match-on-non-int-raw-ptr.rs:1:9 + | +LL | #![deny(pointer_structural_match)] + | ^^^^^^^^^^^^^^^^^^^^^^^^ + +Future breakage diagnostic: +error: function pointers and raw pointers not derived from integers in patterns behave unpredictably and should not be relied upon. See https://github.com/rust-lang/rust/issues/70861 for details. + --> $DIR/issue-34784-match-on-non-int-raw-ptr.rs:36:9 + | +LL | STR => {} + | ^^^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #62411 +note: the lint level is defined here + --> $DIR/issue-34784-match-on-non-int-raw-ptr.rs:1:9 + | +LL | #![deny(pointer_structural_match)] + | ^^^^^^^^^^^^^^^^^^^^^^^^ + diff --git a/tests/ui/consts/const_in_pattern/issue-44333.stderr b/tests/ui/consts/const_in_pattern/issue-44333.stderr index 441aeecbc6d..8b62e2a5057 100644 --- a/tests/ui/consts/const_in_pattern/issue-44333.stderr +++ b/tests/ui/consts/const_in_pattern/issue-44333.stderr @@ -23,3 +23,33 @@ LL | BAR => println!("bar"), warning: 2 warnings emitted +Future incompatibility report: Future breakage diagnostic: +warning: function pointers and raw pointers not derived from integers in patterns behave unpredictably and should not be relied upon. See https://github.com/rust-lang/rust/issues/70861 for details. + --> $DIR/issue-44333.rs:19:9 + | +LL | FOO => println!("foo"), + | ^^^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #62411 +note: the lint level is defined here + --> $DIR/issue-44333.rs:3:9 + | +LL | #![warn(pointer_structural_match)] + | ^^^^^^^^^^^^^^^^^^^^^^^^ + +Future breakage diagnostic: +warning: function pointers and raw pointers not derived from integers in patterns behave unpredictably and should not be relied upon. See https://github.com/rust-lang/rust/issues/70861 for details. + --> $DIR/issue-44333.rs:21:9 + | +LL | BAR => println!("bar"), + | ^^^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #62411 +note: the lint level is defined here + --> $DIR/issue-44333.rs:3:9 + | +LL | #![warn(pointer_structural_match)] + | ^^^^^^^^^^^^^^^^^^^^^^^^ + diff --git a/tests/ui/consts/const_in_pattern/reject_non_structural.stderr b/tests/ui/consts/const_in_pattern/reject_non_structural.stderr index da32b6d698b..31202e26044 100644 --- a/tests/ui/consts/const_in_pattern/reject_non_structural.stderr +++ b/tests/ui/consts/const_in_pattern/reject_non_structural.stderr @@ -97,3 +97,20 @@ LL | #![warn(indirect_structural_match)] error: aborting due to 9 previous errors; 1 warning emitted +Future incompatibility report: Future breakage diagnostic: +warning: to use a constant of type `NoDerive` in a pattern, `NoDerive` must be annotated with `#[derive(PartialEq)]` + --> $DIR/reject_non_structural.rs:98:29 + | +LL | match &Some(NoDerive) { ADDR_OF => dbg!(ADDR_OF), _ => panic!("whoops"), }; + | ^^^^^^^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #62411 + = note: the traits must be derived, manual `impl`s are not sufficient + = note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralPartialEq.html for details +note: the lint level is defined here + --> $DIR/reject_non_structural.rs:14:9 + | +LL | #![warn(indirect_structural_match)] + | ^^^^^^^^^^^^^^^^^^^^^^^^^ + diff --git a/tests/ui/pattern/usefulness/const-partial_eq-fallback-ice.stderr b/tests/ui/pattern/usefulness/const-partial_eq-fallback-ice.stderr index 0b4d9972758..2c38dc516bf 100644 --- a/tests/ui/pattern/usefulness/const-partial_eq-fallback-ice.stderr +++ b/tests/ui/pattern/usefulness/const-partial_eq-fallback-ice.stderr @@ -9,3 +9,21 @@ LL | if let CONSTANT = &&MyType { error: aborting due to 1 previous error +Future incompatibility report: Future breakage diagnostic: +warning: to use a constant of type `MyType` in a pattern, `MyType` must be annotated with `#[derive(PartialEq)]` + --> $DIR/const-partial_eq-fallback-ice.rs:14:12 + | +LL | if let CONSTANT = &&MyType { + | ^^^^^^^^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #62411 + = note: the traits must be derived, manual `impl`s are not sufficient + = note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralPartialEq.html for details +note: the lint level is defined here + --> $DIR/const-partial_eq-fallback-ice.rs:1:10 + | +LL | #![allow(warnings)] + | ^^^^^^^^ + = note: `#[allow(indirect_structural_match)]` implied by `#[allow(warnings)]` + diff --git a/tests/ui/pattern/usefulness/consts-opaque.stderr b/tests/ui/pattern/usefulness/consts-opaque.stderr index 0b1a2e2736e..ca87f4a2aee 100644 --- a/tests/ui/pattern/usefulness/consts-opaque.stderr +++ b/tests/ui/pattern/usefulness/consts-opaque.stderr @@ -166,3 +166,91 @@ LL | WRAPQUUX => {}, Wrap(_) => todo!() error: aborting due to 10 previous errors; 8 warnings emitted For more information about this error, try `rustc --explain E0004`. +Future incompatibility report: Future breakage diagnostic: +warning: function pointers and raw pointers not derived from integers in patterns behave unpredictably and should not be relied upon. See https://github.com/rust-lang/rust/issues/70861 for details. + --> $DIR/consts-opaque.rs:96:9 + | +LL | QUUX => {} + | ^^^^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #62411 + = note: `#[warn(pointer_structural_match)]` on by default + +Future breakage diagnostic: +warning: function pointers and raw pointers not derived from integers in patterns behave unpredictably and should not be relied upon. See https://github.com/rust-lang/rust/issues/70861 for details. + --> $DIR/consts-opaque.rs:98:9 + | +LL | QUUX => {} + | ^^^^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #62411 + = note: `#[warn(pointer_structural_match)]` on by default + +Future breakage diagnostic: +warning: function pointers and raw pointers not derived from integers in patterns behave unpredictably and should not be relied upon. See https://github.com/rust-lang/rust/issues/70861 for details. + --> $DIR/consts-opaque.rs:108:9 + | +LL | WRAPQUUX => {} + | ^^^^^^^^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #62411 + = note: `#[warn(pointer_structural_match)]` on by default + +Future breakage diagnostic: +warning: function pointers and raw pointers not derived from integers in patterns behave unpredictably and should not be relied upon. See https://github.com/rust-lang/rust/issues/70861 for details. + --> $DIR/consts-opaque.rs:110:9 + | +LL | WRAPQUUX => {} + | ^^^^^^^^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #62411 + = note: `#[warn(pointer_structural_match)]` on by default + +Future breakage diagnostic: +warning: function pointers and raw pointers not derived from integers in patterns behave unpredictably and should not be relied upon. See https://github.com/rust-lang/rust/issues/70861 for details. + --> $DIR/consts-opaque.rs:117:9 + | +LL | WRAPQUUX => {} + | ^^^^^^^^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #62411 + = note: `#[warn(pointer_structural_match)]` on by default + +Future breakage diagnostic: +warning: function pointers and raw pointers not derived from integers in patterns behave unpredictably and should not be relied upon. See https://github.com/rust-lang/rust/issues/70861 for details. + --> $DIR/consts-opaque.rs:127:9 + | +LL | WRAPQUUX => {} + | ^^^^^^^^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #62411 + = note: `#[warn(pointer_structural_match)]` on by default + +Future breakage diagnostic: +warning: function pointers and raw pointers not derived from integers in patterns behave unpredictably and should not be relied upon. See https://github.com/rust-lang/rust/issues/70861 for details. + --> $DIR/consts-opaque.rs:139:9 + | +LL | WHOKNOWSQUUX => {} + | ^^^^^^^^^^^^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #62411 + = note: `#[warn(pointer_structural_match)]` on by default + +Future breakage diagnostic: +warning: function pointers and raw pointers not derived from integers in patterns behave unpredictably and should not be relied upon. See https://github.com/rust-lang/rust/issues/70861 for details. + --> $DIR/consts-opaque.rs:142:9 + | +LL | WHOKNOWSQUUX => {} + | ^^^^^^^^^^^^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #62411 + = note: `#[warn(pointer_structural_match)]` on by default + diff --git a/tests/ui/rfcs/rfc-1445-restrict-constants-in-patterns/cant-hide-behind-doubly-indirect-embedded.stderr b/tests/ui/rfcs/rfc-1445-restrict-constants-in-patterns/cant-hide-behind-doubly-indirect-embedded.stderr index 910d491baaf..fc8dd75af68 100644 --- a/tests/ui/rfcs/rfc-1445-restrict-constants-in-patterns/cant-hide-behind-doubly-indirect-embedded.stderr +++ b/tests/ui/rfcs/rfc-1445-restrict-constants-in-patterns/cant-hide-behind-doubly-indirect-embedded.stderr @@ -16,3 +16,20 @@ LL | #![warn(indirect_structural_match)] warning: 1 warning emitted +Future incompatibility report: Future breakage diagnostic: +warning: to use a constant of type `NoDerive` in a pattern, `NoDerive` must be annotated with `#[derive(PartialEq)]` + --> $DIR/cant-hide-behind-doubly-indirect-embedded.rs:24:9 + | +LL | WRAP_DOUBLY_INDIRECT_INLINE => { panic!("WRAP_DOUBLY_INDIRECT_INLINE matched itself"); } + | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #62411 + = note: the traits must be derived, manual `impl`s are not sufficient + = note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralPartialEq.html for details +note: the lint level is defined here + --> $DIR/cant-hide-behind-doubly-indirect-embedded.rs:7:9 + | +LL | #![warn(indirect_structural_match)] + | ^^^^^^^^^^^^^^^^^^^^^^^^^ + diff --git a/tests/ui/rfcs/rfc-1445-restrict-constants-in-patterns/cant-hide-behind-doubly-indirect-param.stderr b/tests/ui/rfcs/rfc-1445-restrict-constants-in-patterns/cant-hide-behind-doubly-indirect-param.stderr index cadd9be023c..7c4c72bf888 100644 --- a/tests/ui/rfcs/rfc-1445-restrict-constants-in-patterns/cant-hide-behind-doubly-indirect-param.stderr +++ b/tests/ui/rfcs/rfc-1445-restrict-constants-in-patterns/cant-hide-behind-doubly-indirect-param.stderr @@ -16,3 +16,20 @@ LL | #![warn(indirect_structural_match)] warning: 1 warning emitted +Future incompatibility report: Future breakage diagnostic: +warning: to use a constant of type `NoDerive` in a pattern, `NoDerive` must be annotated with `#[derive(PartialEq)]` + --> $DIR/cant-hide-behind-doubly-indirect-param.rs:24:9 + | +LL | WRAP_DOUBLY_INDIRECT_PARAM => { panic!("WRAP_DOUBLY_INDIRECT_PARAM matched itself"); } + | ^^^^^^^^^^^^^^^^^^^^^^^^^^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #62411 + = note: the traits must be derived, manual `impl`s are not sufficient + = note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralPartialEq.html for details +note: the lint level is defined here + --> $DIR/cant-hide-behind-doubly-indirect-param.rs:7:9 + | +LL | #![warn(indirect_structural_match)] + | ^^^^^^^^^^^^^^^^^^^^^^^^^ + diff --git a/tests/ui/rfcs/rfc-1445-restrict-constants-in-patterns/cant-hide-behind-indirect-struct-embedded.stderr b/tests/ui/rfcs/rfc-1445-restrict-constants-in-patterns/cant-hide-behind-indirect-struct-embedded.stderr index e4321cc6a4c..e0c75c94da3 100644 --- a/tests/ui/rfcs/rfc-1445-restrict-constants-in-patterns/cant-hide-behind-indirect-struct-embedded.stderr +++ b/tests/ui/rfcs/rfc-1445-restrict-constants-in-patterns/cant-hide-behind-indirect-struct-embedded.stderr @@ -16,3 +16,20 @@ LL | #![warn(indirect_structural_match)] warning: 1 warning emitted +Future incompatibility report: Future breakage diagnostic: +warning: to use a constant of type `NoDerive` in a pattern, `NoDerive` must be annotated with `#[derive(PartialEq)]` + --> $DIR/cant-hide-behind-indirect-struct-embedded.rs:24:9 + | +LL | WRAP_INDIRECT_INLINE => { panic!("WRAP_INDIRECT_INLINE matched itself"); } + | ^^^^^^^^^^^^^^^^^^^^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #62411 + = note: the traits must be derived, manual `impl`s are not sufficient + = note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralPartialEq.html for details +note: the lint level is defined here + --> $DIR/cant-hide-behind-indirect-struct-embedded.rs:7:9 + | +LL | #![warn(indirect_structural_match)] + | ^^^^^^^^^^^^^^^^^^^^^^^^^ + diff --git a/tests/ui/rfcs/rfc-1445-restrict-constants-in-patterns/cant-hide-behind-indirect-struct-param.stderr b/tests/ui/rfcs/rfc-1445-restrict-constants-in-patterns/cant-hide-behind-indirect-struct-param.stderr index decc29ad67c..0f815daf8a2 100644 --- a/tests/ui/rfcs/rfc-1445-restrict-constants-in-patterns/cant-hide-behind-indirect-struct-param.stderr +++ b/tests/ui/rfcs/rfc-1445-restrict-constants-in-patterns/cant-hide-behind-indirect-struct-param.stderr @@ -16,3 +16,20 @@ LL | #![warn(indirect_structural_match)] warning: 1 warning emitted +Future incompatibility report: Future breakage diagnostic: +warning: to use a constant of type `NoDerive` in a pattern, `NoDerive` must be annotated with `#[derive(PartialEq)]` + --> $DIR/cant-hide-behind-indirect-struct-param.rs:24:9 + | +LL | WRAP_INDIRECT_PARAM => { panic!("WRAP_INDIRECT_PARAM matched itself"); } + | ^^^^^^^^^^^^^^^^^^^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #62411 + = note: the traits must be derived, manual `impl`s are not sufficient + = note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralPartialEq.html for details +note: the lint level is defined here + --> $DIR/cant-hide-behind-indirect-struct-param.rs:7:9 + | +LL | #![warn(indirect_structural_match)] + | ^^^^^^^^^^^^^^^^^^^^^^^^^ + diff --git a/tests/ui/rfcs/rfc-1445-restrict-constants-in-patterns/fn-ptr-is-structurally-matchable.stderr b/tests/ui/rfcs/rfc-1445-restrict-constants-in-patterns/fn-ptr-is-structurally-matchable.stderr index 080bf5885ba..cebe4a26d31 100644 --- a/tests/ui/rfcs/rfc-1445-restrict-constants-in-patterns/fn-ptr-is-structurally-matchable.stderr +++ b/tests/ui/rfcs/rfc-1445-restrict-constants-in-patterns/fn-ptr-is-structurally-matchable.stderr @@ -91,3 +91,113 @@ LL | CFOO => count += 1, warning: 10 warnings emitted +Future incompatibility report: Future breakage diagnostic: +warning: function pointers and raw pointers not derived from integers in patterns behave unpredictably and should not be relied upon. See https://github.com/rust-lang/rust/issues/70861 for details. + --> $DIR/fn-ptr-is-structurally-matchable.rs:43:14 + | +LL | Wrap(CFN1) => count += 1, + | ^^^^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #62411 + = note: `#[warn(pointer_structural_match)]` on by default + +Future breakage diagnostic: +warning: function pointers and raw pointers not derived from integers in patterns behave unpredictably and should not be relied upon. See https://github.com/rust-lang/rust/issues/70861 for details. + --> $DIR/fn-ptr-is-structurally-matchable.rs:52:14 + | +LL | Wrap(CFN2) => count += 1, + | ^^^^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #62411 + = note: `#[warn(pointer_structural_match)]` on by default + +Future breakage diagnostic: +warning: function pointers and raw pointers not derived from integers in patterns behave unpredictably and should not be relied upon. See https://github.com/rust-lang/rust/issues/70861 for details. + --> $DIR/fn-ptr-is-structurally-matchable.rs:61:14 + | +LL | Wrap(CFN3) => count += 1, + | ^^^^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #62411 + = note: `#[warn(pointer_structural_match)]` on by default + +Future breakage diagnostic: +warning: function pointers and raw pointers not derived from integers in patterns behave unpredictably and should not be relied upon. See https://github.com/rust-lang/rust/issues/70861 for details. + --> $DIR/fn-ptr-is-structurally-matchable.rs:70:14 + | +LL | Wrap(CFN4) => count += 1, + | ^^^^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #62411 + = note: `#[warn(pointer_structural_match)]` on by default + +Future breakage diagnostic: +warning: function pointers and raw pointers not derived from integers in patterns behave unpredictably and should not be relied upon. See https://github.com/rust-lang/rust/issues/70861 for details. + --> $DIR/fn-ptr-is-structurally-matchable.rs:79:14 + | +LL | Wrap(CFN5) => count += 1, + | ^^^^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #62411 + = note: `#[warn(pointer_structural_match)]` on by default + +Future breakage diagnostic: +warning: function pointers and raw pointers not derived from integers in patterns behave unpredictably and should not be relied upon. See https://github.com/rust-lang/rust/issues/70861 for details. + --> $DIR/fn-ptr-is-structurally-matchable.rs:88:14 + | +LL | Wrap(CFN6) => count += 1, + | ^^^^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #62411 + = note: `#[warn(pointer_structural_match)]` on by default + +Future breakage diagnostic: +warning: function pointers and raw pointers not derived from integers in patterns behave unpredictably and should not be relied upon. See https://github.com/rust-lang/rust/issues/70861 for details. + --> $DIR/fn-ptr-is-structurally-matchable.rs:97:14 + | +LL | Wrap(CFN7) => count += 1, + | ^^^^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #62411 + = note: `#[warn(pointer_structural_match)]` on by default + +Future breakage diagnostic: +warning: function pointers and raw pointers not derived from integers in patterns behave unpredictably and should not be relied upon. See https://github.com/rust-lang/rust/issues/70861 for details. + --> $DIR/fn-ptr-is-structurally-matchable.rs:106:14 + | +LL | Wrap(CFN8) => count += 1, + | ^^^^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #62411 + = note: `#[warn(pointer_structural_match)]` on by default + +Future breakage diagnostic: +warning: function pointers and raw pointers not derived from integers in patterns behave unpredictably and should not be relied upon. See https://github.com/rust-lang/rust/issues/70861 for details. + --> $DIR/fn-ptr-is-structurally-matchable.rs:115:14 + | +LL | Wrap(CFN9) => count += 1, + | ^^^^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #62411 + = note: `#[warn(pointer_structural_match)]` on by default + +Future breakage diagnostic: +warning: function pointers and raw pointers not derived from integers in patterns behave unpredictably and should not be relied upon. See https://github.com/rust-lang/rust/issues/70861 for details. + --> $DIR/fn-ptr-is-structurally-matchable.rs:138:9 + | +LL | CFOO => count += 1, + | ^^^^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #62411 + = note: `#[warn(pointer_structural_match)]` on by default + diff --git a/tests/ui/rfcs/rfc-1445-restrict-constants-in-patterns/issue-62307-match-ref-ref-forbidden-without-eq.stderr b/tests/ui/rfcs/rfc-1445-restrict-constants-in-patterns/issue-62307-match-ref-ref-forbidden-without-eq.stderr index 3e140a9317e..1665a9c8078 100644 --- a/tests/ui/rfcs/rfc-1445-restrict-constants-in-patterns/issue-62307-match-ref-ref-forbidden-without-eq.stderr +++ b/tests/ui/rfcs/rfc-1445-restrict-constants-in-patterns/issue-62307-match-ref-ref-forbidden-without-eq.stderr @@ -27,3 +27,37 @@ LL | RR_B1 => { println!("CLAIM RR1: {:?} matches {:?}", RR_B1, RR_B1); warning: 2 warnings emitted +Future incompatibility report: Future breakage diagnostic: +warning: to use a constant of type `B` in a pattern, `B` must be annotated with `#[derive(PartialEq)]` + --> $DIR/issue-62307-match-ref-ref-forbidden-without-eq.rs:31:9 + | +LL | RR_B1 => { println!("CLAIM RR0: {:?} matches {:?}", RR_B1, RR_B0); } + | ^^^^^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #62411 + = note: the traits must be derived, manual `impl`s are not sufficient + = note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralPartialEq.html for details +note: the lint level is defined here + --> $DIR/issue-62307-match-ref-ref-forbidden-without-eq.rs:13:9 + | +LL | #![warn(indirect_structural_match)] + | ^^^^^^^^^^^^^^^^^^^^^^^^^ + +Future breakage diagnostic: +warning: to use a constant of type `B` in a pattern, `B` must be annotated with `#[derive(PartialEq)]` + --> $DIR/issue-62307-match-ref-ref-forbidden-without-eq.rs:38:9 + | +LL | RR_B1 => { println!("CLAIM RR1: {:?} matches {:?}", RR_B1, RR_B1); } + | ^^^^^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #62411 + = note: the traits must be derived, manual `impl`s are not sufficient + = note: see https://doc.rust-lang.org/stable/std/marker/trait.StructuralPartialEq.html for details +note: the lint level is defined here + --> $DIR/issue-62307-match-ref-ref-forbidden-without-eq.rs:13:9 + | +LL | #![warn(indirect_structural_match)] + | ^^^^^^^^^^^^^^^^^^^^^^^^^ + diff --git a/tests/ui/rfcs/rfc-1445-restrict-constants-in-patterns/issue-63479-match-fnptr.stderr b/tests/ui/rfcs/rfc-1445-restrict-constants-in-patterns/issue-63479-match-fnptr.stderr index 4fdfce60bb8..fa672f7ef22 100644 --- a/tests/ui/rfcs/rfc-1445-restrict-constants-in-patterns/issue-63479-match-fnptr.stderr +++ b/tests/ui/rfcs/rfc-1445-restrict-constants-in-patterns/issue-63479-match-fnptr.stderr @@ -23,3 +23,33 @@ LL | TEST2 => println!("matched"), warning: 2 warnings emitted +Future incompatibility report: Future breakage diagnostic: +warning: function pointers and raw pointers not derived from integers in patterns behave unpredictably and should not be relied upon. See https://github.com/rust-lang/rust/issues/70861 for details. + --> $DIR/issue-63479-match-fnptr.rs:36:7 + | +LL | B(TEST) => println!("matched"), + | ^^^^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #62411 +note: the lint level is defined here + --> $DIR/issue-63479-match-fnptr.rs:8:9 + | +LL | #![warn(pointer_structural_match)] + | ^^^^^^^^^^^^^^^^^^^^^^^^ + +Future breakage diagnostic: +warning: function pointers and raw pointers not derived from integers in patterns behave unpredictably and should not be relied upon. See https://github.com/rust-lang/rust/issues/70861 for details. + --> $DIR/issue-63479-match-fnptr.rs:42:5 + | +LL | TEST2 => println!("matched"), + | ^^^^^ + | + = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! + = note: for more information, see issue #62411 +note: the lint level is defined here + --> $DIR/issue-63479-match-fnptr.rs:8:9 + | +LL | #![warn(pointer_structural_match)] + | ^^^^^^^^^^^^^^^^^^^^^^^^ +