xref: /llvm-project/llvm/test/Transforms/Mem2Reg/2002-05-01-ShouldNotPromoteThisAlloca.ll (revision 9daaaad9cfaf05f411ed4faf6eaf77c1da4c074a)
1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2; This input caused the mem2reg pass to die because it was trying to promote
3; the %r alloca, even though it is invalid to do so in this case!
4;
5; RUN: opt < %s -passes=mem2reg -S | FileCheck %s
6
7define void @test() {
8; CHECK-LABEL: @test(
9; CHECK-NEXT:    [[R:%.*]] = alloca i32, align 4
10; CHECK-NEXT:    store i32 4, ptr [[R]], align 4
11; CHECK-NEXT:    store ptr [[R]], ptr null, align 8
12; CHECK-NEXT:    ret void
13;
14  %r = alloca i32		; <ptr> [#uses=2]
15  store i32 4, ptr %r
16  store ptr %r, ptr null
17  ret void
18}
19
20