From 631cd5845e8de329d0e227aaa707d7ea228b8f8f Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:20:29 +0200 Subject: Merging upstream version 1.70.0+dfsg1. Signed-off-by: Daniel Baumann --- tests/ui/binding/issue-53114-safety-checks.stderr | 72 ++++++++++++++++++++--- 1 file changed, 65 insertions(+), 7 deletions(-) (limited to 'tests/ui/binding/issue-53114-safety-checks.stderr') diff --git a/tests/ui/binding/issue-53114-safety-checks.stderr b/tests/ui/binding/issue-53114-safety-checks.stderr index 5c9d78772..41318d0a3 100644 --- a/tests/ui/binding/issue-53114-safety-checks.stderr +++ b/tests/ui/binding/issue-53114-safety-checks.stderr @@ -17,7 +17,25 @@ LL | let (_,) = (&p.b,); = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers) error[E0793]: reference to packed field is unaligned - --> $DIR/issue-53114-safety-checks.rs:37:11 + --> $DIR/issue-53114-safety-checks.rs:37:16 + | +LL | let _: _ = &p.b; + | ^^^^ + | + = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced) + = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers) + +error[E0793]: reference to packed field is unaligned + --> $DIR/issue-53114-safety-checks.rs:42:20 + | +LL | let (_,): _ = (&p.b,); + | ^^^^ + | + = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced) + = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers) + +error[E0793]: reference to packed field is unaligned + --> $DIR/issue-53114-safety-checks.rs:51:11 | LL | match &p.b { _ => { } } | ^^^^ @@ -26,7 +44,7 @@ LL | match &p.b { _ => { } } = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers) error[E0793]: reference to packed field is unaligned - --> $DIR/issue-53114-safety-checks.rs:42:12 + --> $DIR/issue-53114-safety-checks.rs:56:12 | LL | match (&p.b,) { (_,) => { } } | ^^^^ @@ -34,6 +52,14 @@ LL | match (&p.b,) { (_,) => { } } = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced) = help: copy the field contents to a local variable, or replace the reference with a raw pointer and use `read_unaligned`/`write_unaligned` (loads and stores via `*p` must be properly aligned even when using raw pointers) +error[E0133]: access to union field is unsafe and requires unsafe function or block + --> $DIR/issue-53114-safety-checks.rs:24:13 + | +LL | let _ = u1.a; + | ^^^^ access to union field + | + = note: the field may not be properly initialized: using uninitialized data will cause undefined behavior + error[E0133]: access to union field is unsafe and requires unsafe function or block --> $DIR/issue-53114-safety-checks.rs:25:13 | @@ -59,7 +85,39 @@ LL | let (_,) = (&u2.a,); = note: the field may not be properly initialized: using uninitialized data will cause undefined behavior error[E0133]: access to union field is unsafe and requires unsafe function or block - --> $DIR/issue-53114-safety-checks.rs:38:11 + --> $DIR/issue-53114-safety-checks.rs:38:16 + | +LL | let _: _ = u1.a; + | ^^^^ access to union field + | + = note: the field may not be properly initialized: using uninitialized data will cause undefined behavior + +error[E0133]: access to union field is unsafe and requires unsafe function or block + --> $DIR/issue-53114-safety-checks.rs:39:16 + | +LL | let _: _ = &u2.a; + | ^^^^^ access to union field + | + = note: the field may not be properly initialized: using uninitialized data will cause undefined behavior + +error[E0133]: access to union field is unsafe and requires unsafe function or block + --> $DIR/issue-53114-safety-checks.rs:43:20 + | +LL | let (_,): _ = (u1.a,); + | ^^^^ access to union field + | + = note: the field may not be properly initialized: using uninitialized data will cause undefined behavior + +error[E0133]: access to union field is unsafe and requires unsafe function or block + --> $DIR/issue-53114-safety-checks.rs:44:20 + | +LL | let (_,): _ = (&u2.a,); + | ^^^^^ access to union field + | + = note: the field may not be properly initialized: using uninitialized data will cause undefined behavior + +error[E0133]: access to union field is unsafe and requires unsafe function or block + --> $DIR/issue-53114-safety-checks.rs:52:11 | LL | match u1.a { _ => { } } | ^^^^ access to union field @@ -67,7 +125,7 @@ LL | match u1.a { _ => { } } = note: the field may not be properly initialized: using uninitialized data will cause undefined behavior error[E0133]: access to union field is unsafe and requires unsafe function or block - --> $DIR/issue-53114-safety-checks.rs:39:11 + --> $DIR/issue-53114-safety-checks.rs:53:11 | LL | match &u2.a { _ => { } } | ^^^^^ access to union field @@ -75,7 +133,7 @@ LL | match &u2.a { _ => { } } = note: the field may not be properly initialized: using uninitialized data will cause undefined behavior error[E0133]: access to union field is unsafe and requires unsafe function or block - --> $DIR/issue-53114-safety-checks.rs:43:12 + --> $DIR/issue-53114-safety-checks.rs:57:12 | LL | match (u1.a,) { (_,) => { } } | ^^^^ access to union field @@ -83,14 +141,14 @@ LL | match (u1.a,) { (_,) => { } } = note: the field may not be properly initialized: using uninitialized data will cause undefined behavior error[E0133]: access to union field is unsafe and requires unsafe function or block - --> $DIR/issue-53114-safety-checks.rs:44:12 + --> $DIR/issue-53114-safety-checks.rs:58:12 | LL | match (&u2.a,) { (_,) => { } } | ^^^^^ access to union field | = note: the field may not be properly initialized: using uninitialized data will cause undefined behavior -error: aborting due to 11 previous errors +error: aborting due to 18 previous errors Some errors have detailed explanations: E0133, E0793. For more information about an error, try `rustc --explain E0133`. -- cgit v1.2.3