llvm-project/llvm/test/Transforms/InstCombine/2008-06-13-InfiniteLoopStor...

21 lines
624 B
LLVM

; RUN: llvm-as < %s | opt -instcombine | llvm-dis | grep {store i32} | count 2
@g_139 = global i32 0 ; <i32*> [#uses=2]
define void @func_56(i32 %p_60) nounwind {
entry:
store i32 1, i32* @g_139, align 4
%tmp1 = icmp ne i32 %p_60, 0 ; <i1> [#uses=1]
%tmp12 = zext i1 %tmp1 to i8 ; <i8> [#uses=1]
%toBool = icmp ne i8 %tmp12, 0 ; <i1> [#uses=1]
br i1 %toBool, label %bb, label %return
bb: ; preds = %bb, %entry
store i32 1, i32* @g_139, align 4
br label %bb
return: ; preds = %entry
ret void
}