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Rollup merge of #119201 - durin42:overaligned-constant, r=Mark-Simulacrum

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tests: fix overaligned-constant to not over-specify getelementptr instr

On LLVM 18 we get slightly different arguments here, so it's easier to just regex those away. The important details are all still asserted as I understand things.

Fixes #119193.

`@rustbot` label: +llvm-main
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Matthias Krüger 2023-12-22 19:01:27 +01:00 • committed by GitHub
commit 41fbd25b73
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tests/codegen/overaligned-constant.rs
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@ -17,7 +17,7 @@ fn main() {
// CHECK: [[full:%_.*]] = alloca %SmallStruct, align 8
// CHECK: call void @llvm.memcpy.p0.p0.i64(ptr align 8 [[full]], ptr align 8 @0, i64 32, i1 false)
// CHECK: %b.0 = load i32, ptr @0, align 4,
// CHECK: %b.1 = load i32, ptr getelementptr inbounds ({ i32, i32 }, ptr @0, i32 0, i32 1), align 4
// CHECK: %b.1 = load i32, ptr getelementptr inbounds ({{.*}}), align 4
let mut s = S(1);
s.0 = 3;