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| author | Chris Lattner <sabre@nondot.org> | 2004-04-03 00:44:56 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2004-04-03 00:44:56 +0000 |
| commit | 414294e05b45e472ccdffab11dfe624baad44aa9 (patch) | |
| tree | c07f3bb7826773ed1510514186e61b7624ac6520 | |
| parent | e34c0b48a07ea4f03f81cd46986486c8fe065e7e (diff) | |
New testcase
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@12640 91177308-0d34-0410-b5e6-96231b3b80d8
| -rw-r--r-- | test/Analysis/LoadVN/undefined_load.ll | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/test/Analysis/LoadVN/undefined_load.ll b/test/Analysis/LoadVN/undefined_load.ll new file mode 100644 index 0000000000..9f01d24806 --- /dev/null +++ b/test/Analysis/LoadVN/undefined_load.ll @@ -0,0 +1,14 @@ +; RUN: llvm-as < %s | opt -load-vn -gcse | llvm-dis | not grep load +; Test that loads of undefined memory are eliminated. + +int %test1() { + %X = malloc int + %Y = load int* %X + ret int %Y +} +int %test2() { + %X = alloca int + %Y = load int* %X + ret int %Y +} + |