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| author | Dan Gohman <gohman@apple.com> | 2010-05-26 21:46:36 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2010-05-26 21:46:36 +0000 |
| commit | 113b3e2c6e30efd7c852d31e98b2d21778e52d1e (patch) | |
| tree | c71326c36125e3458551aaccbfb383febf704c8c /test/Other | |
| parent | f86a619314d431ea5ccb1becb38d8a015f6c5501 (diff) | |
Implement checking of the tail keyword.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104744 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Other')
| -rw-r--r-- | test/Other/lint.ll | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/test/Other/lint.ll b/test/Other/lint.ll index d0db5e46c6..eb0b7629e4 100644 --- a/test/Other/lint.ll +++ b/test/Other/lint.ll @@ -77,8 +77,20 @@ define void @not_vararg(i8* %p) nounwind { ret void } +; CHECK: Undefined behavior: Branch to non-blockaddress define void @use_indbr() { indirectbr i8* bitcast (i32()* @foo to i8*), [label %block] block: unreachable } + +; CHECK: Undefined behavior: Call with "tail" keyword references alloca or va_arg +; CHECK: Undefined behavior: Call with "tail" keyword references alloca or va_arg +declare void @tailcallee(i8*) +define void @use_tail(i8* %valist) { + %t = alloca i8 + tail call void @tailcallee(i8* %t) + %s = va_arg i8* %valist, i8* + tail call void @tailcallee(i8* %s) + ret void +} |