It's not necessary to do rounding for alloca operations when the requested
alignment is equal to the stack alignment.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40004 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/CBackend/2007-02-05-memset.ll b/test/CodeGen/CBackend/2007-02-05-memset.ll
new file mode 100644
index 0000000..f253b30
--- /dev/null
+++ b/test/CodeGen/CBackend/2007-02-05-memset.ll
@@ -0,0 +1,13 @@
+; RUN: llvm-as < %s | llc -march=c
+; PR1181
+target datalayout = "e-p:64:64"
+target triple = "x86_64-apple-darwin8"
+
+
+declare void @llvm.memset.i64(i8*, i8, i64, i32)
+
+define fastcc void @InitUser_data_unregistered() {
+entry:
+ tail call void @llvm.memset.i64( i8* null, i8 0, i64 65496, i32 1 )
+ ret void
+}