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authorChris Lattner <sabre@nondot.org>2003-09-20 03:08:21 +0000
committerChris Lattner <sabre@nondot.org>2003-09-20 03:08:21 +0000
commit4acad5c9e7ba8f7247f7f97e53db77dba69d1072 (patch)
treed233b6520ffb9260c7fea17531e71094247d91a5 /test/Analysis/BasicAA
parentbb37a69bfcf6ec663c84c3df9d77db39c46426a0 (diff)
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New testcase that basicaa should be able to handle
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@8614 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Analysis/BasicAA')
-rw-r--r--test/Analysis/BasicAA/2003-09-19-LocalArgument.ll12
1 files changed, 12 insertions, 0 deletions
diff --git a/test/Analysis/BasicAA/2003-09-19-LocalArgument.ll b/test/Analysis/BasicAA/2003-09-19-LocalArgument.ll
new file mode 100644
index 0000000..90f7172
--- /dev/null
+++ b/test/Analysis/BasicAA/2003-09-19-LocalArgument.ll
@@ -0,0 +1,12 @@
+; In this test, a local alloca cannot alias an incoming argument.
+
+; RUN: llvm-as < %s | opt -load-vn -gcse -instcombine | llvm-dis | not grep sub
+
+int %test(int* %P) {
+ %X = alloca int
+ %V1 = load int* %P
+ store int 0, int* %X
+ %V2 = load int* %P
+ %Diff = sub int %V1, %V2
+ ret int %Diff
+}