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add vector ABI check test for calling extern fn

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This commit is contained in:
Ralf Jung 2024-11-23 17:18:08 +01:00
parent b9a0e57b0c
commit 3440505ec8
2 changed files with 61 additions and 11 deletions
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18
tests/ui/simd-abi-checks.rs
View File

@ -4,7 +4,7 @@
#![feature(avx512_target_feature)]
#![feature(portable_simd)]
#![feature(target_feature_11)]
#![feature(target_feature_11, simd_ffi)]
#![allow(improper_ctypes_definitions)]
use std::arch::x86_64::*;
@ -91,4 +91,20 @@ fn main() {
unsafe {
in_closure()();
}
unsafe {
#[expect(improper_ctypes)]
extern "C" {
fn some_extern() -> __m256;
}
some_extern();
//~^ WARNING this function call uses a SIMD vector type that (with the chosen ABI) requires the `avx` target feature, which is not enabled in the caller
//~| WARNING this was previously accepted by the compiler
}
}
#[no_mangle]
#[target_feature(enable = "avx")]
fn some_extern() -> __m256 {
todo!()
}

54
tests/ui/simd-abi-checks.stderr
View File

@ -59,6 +59,16 @@ LL | w(Wrapper(g()));
= note: for more information, see issue #116558 <https://github.com/rust-lang/rust/issues/116558>
= help: consider enabling it globally (`-C target-feature=+avx`) or locally (`#[target_feature(enable="avx")]`)
warning: this function call uses a SIMD vector type that (with the chosen ABI) requires the `avx` target feature, which is not enabled in the caller
--> $DIR/simd-abi-checks.rs:100:9
|
LL | some_extern();
| ^^^^^^^^^^^^^ function called here
|
= 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 #116558 <https://github.com/rust-lang/rust/issues/116558>
= help: consider enabling it globally (`-C target-feature=+avx`) or locally (`#[target_feature(enable="avx")]`)
warning: this function definition uses a SIMD vector type that (with the chosen ABI) requires the `avx` target feature, which is not enabled
--> $DIR/simd-abi-checks.rs:27:1
|
@ -99,11 +109,11 @@ LL | || g()
= note: for more information, see issue #116558 <https://github.com/rust-lang/rust/issues/116558>
= help: consider enabling it globally (`-C target-feature=+avx`) or locally (`#[target_feature(enable="avx")]`)
warning: 10 warnings emitted
warning: 11 warnings emitted
Future incompatibility report: Future breakage diagnostic:
warning: this function call uses a SIMD vector type that (with the chosen ABI) requires the `avx` target feature, which is not enabled in the caller
--> $DIR/simd-abi-checks.rs:55:11
--> $DIR/simd-abi-checks.rs:64:11
|
LL | f(g());
| ^^^ function called here
@ -115,7 +125,7 @@ LL | f(g());
Future breakage diagnostic:
warning: this function call uses a SIMD vector type that (with the chosen ABI) requires the `avx` target feature, which is not enabled in the caller
--> $DIR/simd-abi-checks.rs:55:9
--> $DIR/simd-abi-checks.rs:64:9
|
LL | f(g());
| ^^^^^^ function called here
@ -127,7 +137,7 @@ LL | f(g());
Future breakage diagnostic:
warning: this function call uses a SIMD vector type that (with the chosen ABI) requires the `avx` target feature, which is not enabled in the caller
--> $DIR/simd-abi-checks.rs:63:14
--> $DIR/simd-abi-checks.rs:72:14
|
LL | gavx(favx());
| ^^^^^^ function called here
@ -139,7 +149,7 @@ LL | gavx(favx());
Future breakage diagnostic:
warning: this function call uses a SIMD vector type that (with the chosen ABI) requires the `avx` target feature, which is not enabled in the caller
--> $DIR/simd-abi-checks.rs:63:9
--> $DIR/simd-abi-checks.rs:72:9
|
LL | gavx(favx());
| ^^^^^^^^^^^^ function called here
@ -151,7 +161,7 @@ LL | gavx(favx());
Future breakage diagnostic:
warning: this function call uses a SIMD vector type that (with the chosen ABI) requires the `avx` target feature, which is not enabled in the caller
--> $DIR/simd-abi-checks.rs:75:19
--> $DIR/simd-abi-checks.rs:84:19
|
LL | w(Wrapper(g()));
| ^^^ function called here
@ -163,7 +173,7 @@ LL | w(Wrapper(g()));
Future breakage diagnostic:
warning: this function call uses a SIMD vector type that (with the chosen ABI) requires the `avx` target feature, which is not enabled in the caller
--> $DIR/simd-abi-checks.rs:75:9
--> $DIR/simd-abi-checks.rs:84:9
|
LL | w(Wrapper(g()));
| ^^^^^^^^^^^^^^^ function called here
@ -173,9 +183,21 @@ LL | w(Wrapper(g()));
= help: consider enabling it globally (`-C target-feature=+avx`) or locally (`#[target_feature(enable="avx")]`)
= note: `#[warn(abi_unsupported_vector_types)]` on by default
Future breakage diagnostic:
warning: this function call uses a SIMD vector type that (with the chosen ABI) requires the `avx` target feature, which is not enabled in the caller
--> $DIR/simd-abi-checks.rs:100:9
|
LL | some_extern();
| ^^^^^^^^^^^^^ function called here
|
= 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 #116558 <https://github.com/rust-lang/rust/issues/116558>
= help: consider enabling it globally (`-C target-feature=+avx`) or locally (`#[target_feature(enable="avx")]`)
= note: `#[warn(abi_unsupported_vector_types)]` on by default
Future breakage diagnostic:
warning: this function definition uses a SIMD vector type that (with the chosen ABI) requires the `avx` target feature, which is not enabled
--> $DIR/simd-abi-checks.rs:26:1
--> $DIR/simd-abi-checks.rs:27:1
|
LL | unsafe extern "C" fn g() -> __m256 {
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ function defined here
@ -187,7 +209,7 @@ LL | unsafe extern "C" fn g() -> __m256 {
Future breakage diagnostic:
warning: this function definition uses a SIMD vector type that (with the chosen ABI) requires the `avx` target feature, which is not enabled
--> $DIR/simd-abi-checks.rs:20:1
--> $DIR/simd-abi-checks.rs:21:1
|
LL | unsafe extern "C" fn f(_: __m256) {
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ function defined here
@ -199,7 +221,7 @@ LL | unsafe extern "C" fn f(_: __m256) {
Future breakage diagnostic:
warning: this function definition uses a SIMD vector type that (with the chosen ABI) requires the `avx` target feature, which is not enabled
--> $DIR/simd-abi-checks.rs:14:1
--> $DIR/simd-abi-checks.rs:15:1
|
LL | unsafe extern "C" fn w(_: Wrapper) {
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ function defined here
@ -209,3 +231,15 @@ LL | unsafe extern "C" fn w(_: Wrapper) {
= help: consider enabling it globally (`-C target-feature=+avx`) or locally (`#[target_feature(enable="avx")]`)
= note: `#[warn(abi_unsupported_vector_types)]` on by default
Future breakage diagnostic:
warning: this function call uses a SIMD vector type that (with the chosen ABI) requires the `avx` target feature, which is not enabled in the caller
--> $DIR/simd-abi-checks.rs:57:8
|
LL | || g()
| ^^^ function called here
|
= 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 #116558 <https://github.com/rust-lang/rust/issues/116558>
= help: consider enabling it globally (`-C target-feature=+avx`) or locally (`#[target_feature(enable="avx")]`)
= note: `#[warn(abi_unsupported_vector_types)]` on by default