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| author | Dan Gohman <gohman@apple.com> | 2010-05-28 04:33:42 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2010-05-28 04:33:42 +0000 |
| commit | 292fc87fe2f1611e7c83a61796ab71db6a0f7d97 (patch) | |
| tree | 8344299ed3991fdb6d170614ef35555d0edc10f3 /test/Other | |
| parent | 28d2e0a39fb0dccb62a08520791070d13339d6e1 (diff) | |
| download | llvm-292fc87fe2f1611e7c83a61796ab71db6a0f7d97.tar.gz llvm-292fc87fe2f1611e7c83a61796ab71db6a0f7d97.tar.bz2 llvm-292fc87fe2f1611e7c83a61796ab71db6a0f7d97.tar.xz | |
Add a lint check for returning the address of stack memory.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104936 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Other')
| -rw-r--r-- | test/Other/lint.ll | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/test/Other/lint.ll b/test/Other/lint.ll index 1f9efe3ad9..d0d3c7e186 100644 --- a/test/Other/lint.ll +++ b/test/Other/lint.ll @@ -97,3 +97,10 @@ define void @use_tail(i8* %valist) { tail call void @tailcallee(i8* %s) ret void } + +; CHECK: Unusual: Returning alloca or va_arg value +define i8* @return_local(i32 %n, i32 %m) { + %t = alloca i8, i32 %n + %s = getelementptr i8* %t, i32 %m + ret i8* %s +} |