diff options
Diffstat (limited to 'test/Transforms/EarlyCSE/pr33406.ll')
| -rw-r--r-- | test/Transforms/EarlyCSE/pr33406.ll | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/test/Transforms/EarlyCSE/pr33406.ll b/test/Transforms/EarlyCSE/pr33406.ll new file mode 100644 index 000000000000..4d3312e1f0ac --- /dev/null +++ b/test/Transforms/EarlyCSE/pr33406.ll @@ -0,0 +1,26 @@ +; RUN: opt -early-cse-memssa -S %s | FileCheck %s + +; CHECK: define void @patatino() { +; CHECK: for.cond: +; CHECK-NEXT: br i1 true, label %if.end, label %for.inc +; CHECK: if.end: +; CHECK-NEXT: %tinkywinky = load i32, i32* @b +; CHECK-NEXT: br i1 true, label %for.inc, label %for.inc +; CHECK: for.inc: +; CHECK-NEXT: ret void + + +@b = external global i32 + +define void @patatino() { +for.cond: + br i1 true, label %if.end, label %for.inc + +if.end: + %tinkywinky = load i32, i32* @b + store i32 %tinkywinky, i32* @b + br i1 true, label %for.inc, label %for.inc + +for.inc: + ret void +} |