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Diffstat (limited to 'test/Transforms/SimplifyCFG/branch-cond-merge.ll')
| -rw-r--r-- | test/Transforms/SimplifyCFG/branch-cond-merge.ll | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/test/Transforms/SimplifyCFG/branch-cond-merge.ll b/test/Transforms/SimplifyCFG/branch-cond-merge.ll new file mode 100644 index 0000000000000..ae465036584fe --- /dev/null +++ b/test/Transforms/SimplifyCFG/branch-cond-merge.ll @@ -0,0 +1,19 @@ +; RUN: llvm-as < %s | opt -simplifycfg -instcombine \ +; RUN: -simplifycfg | llvm-dis | not grep call + +declare void @bar() + +define void @test(i32 %X, i32 %Y) { +entry: + %tmp.2 = icmp ne i32 %X, %Y ; <i1> [#uses=1] + br i1 %tmp.2, label %shortcirc_next, label %UnifiedReturnBlock +shortcirc_next: ; preds = %entry + %tmp.3 = icmp ne i32 %X, %Y ; <i1> [#uses=1] + br i1 %tmp.3, label %UnifiedReturnBlock, label %then +then: ; preds = %shortcirc_next + call void @bar( ) + ret void +UnifiedReturnBlock: ; preds = %shortcirc_next, %entry + ret void +} + |