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-rw-r--r--test/Transforms/ArgumentPromotion/basictest.ll24
1 files changed, 24 insertions, 0 deletions
diff --git a/test/Transforms/ArgumentPromotion/basictest.ll b/test/Transforms/ArgumentPromotion/basictest.ll
new file mode 100644
index 0000000000..dd7a785d7d
--- /dev/null
+++ b/test/Transforms/ArgumentPromotion/basictest.ll
@@ -0,0 +1,24 @@
+; RUN: llvm-as < %s | opt -argpromotion -mem2reg | llvm-dis | not grep alloca
+
+implementation
+
+internal int %test(int *%X, int* %Y) {
+ %A = load int* %X
+ %B = load int* %Y
+ %C = add int %A, %B
+ ret int %C
+}
+
+internal int %caller(int* %B) {
+ %A = alloca int
+ store int 1, int* %A
+ %C = call int %test(int* %A, int* %B)
+ ret int %C
+}
+
+int %callercaller() {
+ %B = alloca int
+ store int 2, int* %B
+ %X = call int %caller(int* %B)
+ ret int %X
+}