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Diffstat (limited to 'test/Other/lint.ll')
| -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 d0db5e4..eb0b762 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 +} |