xref: /llvm-project/llvm/test/Transforms/GlobalOpt/int_sideeffect.ll (revision d586bd5ca231a6022f439d4c6e43cfeeb53eb1d6) 
1; RUN: opt -S < %s -passes=globalopt | FileCheck %s
2
3; Static evaluation across a @llvm.sideeffect.
4
5; CHECK-NOT: store
6
7declare void @llvm.sideeffect()
8
9@llvm.global_ctors = appending global [1 x { i32, ptr, ptr }] [ { i32, ptr, ptr } { i32 65535, ptr @ctor, ptr null } ]
10@G = global i32 0
11
12define internal void @ctor() {
13    store i32 1, ptr @G
14    call void @llvm.sideeffect()
15    ret void
16}
17