[llvm] r246306 - Test case for r246304.

[David Majnemer via llvm-commits]

Author: majnemer
Date: Fri Aug 28 12:19:54 2015
New Revision: 246306

URL: http://llvm.org/viewvc/llvm-project?rev=246306&view=rev
Log:
Test case for r246304.

Added:
    llvm/trunk/test/CodeGen/X86/tailcall-readnone.ll

Added: llvm/trunk/test/CodeGen/X86/tailcall-readnone.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/X86/tailcall-readnone.ll?rev=246306&view=auto
==============================================================================
--- llvm/trunk/test/CodeGen/X86/tailcall-readnone.ll (added)
+++ llvm/trunk/test/CodeGen/X86/tailcall-readnone.ll Fri Aug 28 12:19:54 2015
@@ -0,0 +1,15 @@
+; RUN: llc -mtriple=x86_64-unknown-linux-gnu -o - %s | FileCheck %s
+
+define void @f(i32** %p) unnamed_addr {
+entry:
+  %v = tail call i32* @g()
+  store i32* %v, i32** %p, align 8
+  ret void
+}
+; CHECK-LABEL: f:
+; CHECK: callq g
+; CHECK: movq    %rax, (%rbx)
+
+declare i32* @g() #2
+
+attributes #2 = { nounwind readnone }