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Diffstat (limited to 'test/Transforms/SimplifyCFG/unwindto.ll')
| -rw-r--r-- | test/Transforms/SimplifyCFG/unwindto.ll | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/test/Transforms/SimplifyCFG/unwindto.ll b/test/Transforms/SimplifyCFG/unwindto.ll new file mode 100644 index 0000000000..e42a831766 --- /dev/null +++ b/test/Transforms/SimplifyCFG/unwindto.ll @@ -0,0 +1,35 @@ +; RUN: llvm-as < %s | opt -simplifycfg | llvm-dis | grep unwind_to | count 3 + +declare void @g(i32) + +define i32 @f1() { +entry: + br label %bb1 +bb1: unwind_to %cleanup1 + call void @g(i32 0) + br label %bb2 +bb2: unwind_to %cleanup2 + call void @g(i32 1) + br label %exit +exit: + ret i32 0 +cleanup1: + ret i32 1 +cleanup2: + ret i32 2 +} + +define i32 @f2() { +entry: unwind_to %cleanup + br label %bb1 +bb1: unwind_to %cleanup + br label %bb2 +bb2: unwind_to %cleanup + br label %bb3 +bb3: + br label %bb4 +bb4: unwind_to %cleanup + ret i32 0 +cleanup: + ret i32 1 +} |