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-rw-r--r--test/Analysis/LoadVN/call_cse.ll11
1 files changed, 11 insertions, 0 deletions
diff --git a/test/Analysis/LoadVN/call_cse.ll b/test/Analysis/LoadVN/call_cse.ll
new file mode 100644
index 0000000000..311f38aa15
--- /dev/null
+++ b/test/Analysis/LoadVN/call_cse.ll
@@ -0,0 +1,11 @@
+; RUN: llvm-as < %s | opt -basicaa -load-vn -gcse -instcombine | llvm-dis | not grep sub
+declare int %strlen(sbyte*)
+
+int %test(sbyte* %P) {
+ %X = call int %strlen(sbyte* %P)
+ %A = add int %X, 14
+ %Y = call int %strlen(sbyte* %P)
+ %Z = sub int %X, %Y
+ %B = add int %A, %Z
+ ret int %B
+}