verify x86 generates ud2 for llvm.trap


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@46023 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/X86/trap.ll b/test/CodeGen/X86/trap.ll
new file mode 100644
index 0000000..9a013ff
--- /dev/null
+++ b/test/CodeGen/X86/trap.ll
@@ -0,0 +1,9 @@
+; RUN: llvm-as < %s | llc -march=x86 -mcpu=yonah | grep ud2
+define i32 @test() noreturn nounwind  {
+entry:
+	tail call void @llvm.trap( )
+	unreachable
+}
+
+declare void @llvm.trap() nounwind 
+