From b6b50c6638c6db48a89180f961a531a8aad2fcef Mon Sep 17 00:00:00 2001
From: Bill Wendling <isanbard@gmail.com>
Date: Tue, 1 May 2012 22:50:45 +0000
Subject: Strip the pointer casts off of allocas so that the selection DAG can
 find them. PR10799

llvm-svn: 155954
---
 llvm/test/CodeGen/X86/GC/cg-O0.ll | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100644 llvm/test/CodeGen/X86/GC/cg-O0.ll

(limited to 'llvm/test')

diff --git a/llvm/test/CodeGen/X86/GC/cg-O0.ll b/llvm/test/CodeGen/X86/GC/cg-O0.ll
new file mode 100644
index 00000000000..b4929425e94
--- /dev/null
+++ b/llvm/test/CodeGen/X86/GC/cg-O0.ll
@@ -0,0 +1,17 @@
+; RUN: llc < %s -O0
+
+define i32 @main() {
+entry:
+  call void @f()
+  ret i32 0
+}
+
+define void @f() gc "ocaml" {
+entry:
+  %ptr.stackref = alloca i8*
+  %gcroot = bitcast i8** %ptr.stackref to i8**
+  call void @llvm.gcroot(i8** %gcroot, i8* null)
+  ret void
+}
+
+declare void @llvm.gcroot(i8**, i8*) nounwind
-- 
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