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Diffstat (limited to 'test/Transforms/LowerSetJmp/simpletest.ll')
| -rw-r--r-- | test/Transforms/LowerSetJmp/simpletest.ll | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/test/Transforms/LowerSetJmp/simpletest.ll b/test/Transforms/LowerSetJmp/simpletest.ll new file mode 100644 index 000000000000..9ff5f29c238e --- /dev/null +++ b/test/Transforms/LowerSetJmp/simpletest.ll @@ -0,0 +1,32 @@ +; RUN: llvm-as < %s | opt -lowersetjmp | llvm-dis | grep invoke + + %JmpBuf = type i32 +@.str_1 = internal constant [13 x i8] c"returned %d\0A\00" ; <[13 x i8]*> [#uses=1] + +declare void @llvm.longjmp(i32*, i32) + +declare i32 @llvm.setjmp(i32*) + +declare void @foo() + +define i32 @simpletest() { + %B = alloca i32 ; <i32*> [#uses=2] + %Val = call i32 @llvm.setjmp( i32* %B ) ; <i32> [#uses=2] + %V = icmp ne i32 %Val, 0 ; <i1> [#uses=1] + br i1 %V, label %LongJumped, label %Normal +Normal: ; preds = %0 + call void @foo( ) + call void @llvm.longjmp( i32* %B, i32 42 ) + ret i32 0 +LongJumped: ; preds = %0 + ret i32 %Val +} + +declare i32 @printf(i8*, ...) + +define i32 @main() { + %V = call i32 @simpletest( ) ; <i32> [#uses=1] + call i32 (i8*, ...)* @printf( i8* getelementptr ([13 x i8]* @.str_1, i64 0, i64 0), i32 %V ) ; <i32>:1 [#uses=0] + ret i32 0 +} + |