diff options
Diffstat (limited to 'test')
| -rw-r--r-- | test/Transforms/IndVarSimplify/udiv-invariant-but-traps.ll | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/test/Transforms/IndVarSimplify/udiv-invariant-but-traps.ll b/test/Transforms/IndVarSimplify/udiv-invariant-but-traps.ll new file mode 100644 index 0000000000..b2d2629eb3 --- /dev/null +++ b/test/Transforms/IndVarSimplify/udiv-invariant-but-traps.ll @@ -0,0 +1,32 @@ +; RUN: opt -indvars -S < %s | FileCheck %s + +@b = common global i32 0, align 4 + +define i32 @foo(i32 %x, i1 %y) { +bb0: + br label %bb1 + +bb1: + br i1 %y, label %bb14, label %bb8 + +bb8: + %i = phi i64 [ %i.next, %bb8 ], [ 0, %bb1 ] + %i.next = add i64 %i, 1 + %div = udiv i32 1, %x + %c = icmp eq i64 %i.next, 6 + br i1 %c, label %bb11, label %bb8 + +bb11: + br i1 %y, label %bb1, label %bb13 + +bb13: + store i32 %div, i32* @b, align 4 + br label %bb14 + +bb14: + ret i32 0 +} + +; CHECK: @foo +; CHECK: bb8: +; CHECK: udiv |