diff options
author | Roman Divacky <rdivacky@FreeBSD.org> | 2010-05-27 15:15:58 +0000 |
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committer | Roman Divacky <rdivacky@FreeBSD.org> | 2010-05-27 15:15:58 +0000 |
commit | abdf259d487163e72081a8cf4991b1617206b41e (patch) | |
tree | 9fad9a5d5dd8c4ff54af48edad9c8cc26dd5fda1 /test/Other/lint.ll | |
parent | 59161dfae3225dd9151afbc76ca9074598c0c605 (diff) |
Update LLVM to r104832.vendor/llvm/llvm-r104832
Notes
Notes:
svn path=/vendor/llvm/dist/; revision=208599
svn path=/vendor/llvm/llvm-r104832/; revision=208976; tag=vendor/llvm/llvm-r104832
Diffstat (limited to 'test/Other/lint.ll')
-rw-r--r-- | test/Other/lint.ll | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/test/Other/lint.ll b/test/Other/lint.ll index d0db5e46c668..1f9efe3ad9ad 100644 --- a/test/Other/lint.ll +++ b/test/Other/lint.ll @@ -2,6 +2,7 @@ target datalayout = "e-p:64:64:64" declare fastcc void @bar() +declare void @llvm.stackrestore(i8*) @CG = constant i32 7 @@ -50,6 +51,8 @@ define i32 @foo() noreturn { %lb = load i32* bitcast (i8* blockaddress(@foo, %next) to i32*) ; CHECK: Call to block address call void()* bitcast (i8* blockaddress(@foo, %next) to void()*)() +; CHECK: Undefined behavior: Null pointer dereference + call void @llvm.stackrestore(i8* null) br label %next @@ -77,8 +80,20 @@ 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 +} |