summaryrefslogtreecommitdiffstats
path: root/llvm/test/Regression/Transforms/SCCP/basictest.ll
diff options
context:
space:
mode:
Diffstat (limited to 'llvm/test/Regression/Transforms/SCCP/basictest.ll')
-rw-r--r--llvm/test/Regression/Transforms/SCCP/basictest.ll20
1 files changed, 20 insertions, 0 deletions
diff --git a/llvm/test/Regression/Transforms/SCCP/basictest.ll b/llvm/test/Regression/Transforms/SCCP/basictest.ll
new file mode 100644
index 00000000000..239f375e052
--- /dev/null
+++ b/llvm/test/Regression/Transforms/SCCP/basictest.ll
@@ -0,0 +1,20 @@
+; This is a basic sanity check for constant propogation. The add instruction
+; should be eliminated.
+
+; RUN: if as < %s | opt -sccp | dis | grep add
+; RUN: then exit 1
+; RUN: else exit 0
+; RUN: fi
+
+int "test"(bool %B)
+begin
+ 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
+end
OpenPOWER on IntegriCloud