xref: /llvm-project/llvm/test/Transforms/InstCombine/2008-06-13-InfiniteLoopStore.ll (revision 4ab40eca080965c65802710e39adbb78c4ce7bde)
1; RUN: opt < %s -passes=instcombine -S | grep "store i32" | count 2
2
3@g_139 = global i32 0           ; <ptr> [#uses=2]
4
5define void @func_56(i32 %p_60) nounwind  {
6entry:
7        store i32 1, ptr @g_139, align 4
8        %tmp1 = icmp ne i32 %p_60, 0            ; <i1> [#uses=1]
9        %tmp12 = zext i1 %tmp1 to i8            ; <i8> [#uses=1]
10        %toBool = icmp ne i8 %tmp12, 0          ; <i1> [#uses=1]
11        br i1 %toBool, label %bb, label %return
12
13bb:             ; preds = %bb, %entry
14        store i32 1, ptr @g_139, align 4
15        br label %bb
16
17return:         ; preds = %entry
18        ret void
19}
20
21