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Diffstat (limited to 'test/Transforms/SCCP/basictest.ll')
-rw-r--r-- | test/Transforms/SCCP/basictest.ll | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/test/Transforms/SCCP/basictest.ll b/test/Transforms/SCCP/basictest.ll new file mode 100644 index 0000000..417f847 --- /dev/null +++ b/test/Transforms/SCCP/basictest.ll @@ -0,0 +1,16 @@ +; This is a basic sanity check for constant propogation. The add instruction +; should be eliminated. + +; RUN: llvm-upgrade < %s | llvm-as | opt -sccp | llvm-dis | not grep add + +int %test(bool %B) { + br bool %B, label %BB1, label %BB2 +BB1: + %Val = add int 0, 0 + br label %BB3 +BB2: + br label %BB3 +BB3: + %Ret = phi int [%Val, %BB1], [1, %BB2] + ret int %Ret +} |