From 1e550e15cc115eaeac88982ebea58a2e37f5cfca Mon Sep 17 00:00:00 2001
From: Evan Cheng <evan.cheng@apple.com>
Date: Wed, 25 Mar 2009 20:30:19 +0000
Subject: [PATCH] Add a test case for PR3779: when to promote the function
 return value.

llvm-svn: 67702
---
 llvm/test/CodeGen/X86/sext-ret-val.ll | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 llvm/test/CodeGen/X86/sext-ret-val.ll

diff --git a/llvm/test/CodeGen/X86/sext-ret-val.ll b/llvm/test/CodeGen/X86/sext-ret-val.ll
new file mode 100644
index 000000000000..946e6c78892e
--- /dev/null
+++ b/llvm/test/CodeGen/X86/sext-ret-val.ll
@@ -0,0 +1,16 @@
+; RUN: llvm-as < %s | llc -march=x86 | grep movzbl | count 1
+; rdar://6699246
+
+define signext i8 @t1(i8* %A) nounwind readnone ssp {
+entry:
+        %0 = icmp ne i8* %A, null
+        %1 = zext i1 %0 to i8
+        ret i8 %1
+}
+
+define i8 @t2(i8* %A) nounwind readnone ssp {
+entry:
+        %0 = icmp ne i8* %A, null
+        %1 = zext i1 %0 to i8
+        ret i8 %1
+}