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tests: adjust 101082 test for LLVM 21 fix #139989

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bors merged 1 commit into from
Apr 18, 2025
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tests: adjust 101082 test for LLVM 21 fix #139989

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12 changes: 2 additions & 10 deletions tests/codegen/issues/issue-101082.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -12,23 +12,15 @@
// at the time still sometimes fails, so only verify it for the power-of-two size
// - https://github.com/llvm/llvm-project/issues/134735
//@[x86-64-v3] only-x86_64
//@[x86-64-v3] min-llvm-version: 21
//@[x86-64-v3] compile-flags: -Ctarget-cpu=x86-64-v3

#![crate_type = "lib"]

#[no_mangle]
pub fn test() -> usize {
// CHECK-LABEL: @test(
// host: ret {{i64|i32}} 165
// x86-64: ret {{i64|i32}} 165

// FIXME: Now that this autovectorizes via a masked load, it doesn't actually
// const-fold for certain widths. The `test_eight` case below shows that, yes,
// what we're emitting *can* be const-folded, except that the way LLVM does it
// for certain widths doesn't today. We should be able to put this back to
// the same check after <https://github.com/llvm/llvm-project/issues/134513>
// x86-64-v3: masked.load

// CHECK: ret {{i64|i32}} 165
let values = [23, 16, 54, 3, 60, 9];
let mut acc = 0;
for item in values {
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