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/Generic/stacksave-restore.ll b/test/CodeGen/Generic/stacksave-restore.ll
new file mode 100644
index 0000000..65cf6c1
--- /dev/null
+++ b/test/CodeGen/Generic/stacksave-restore.ll
@@ -0,0 +1,12 @@
+; RUN: llvm-upgrade < %s | llvm-as | llc
+
+declare sbyte* %llvm.stacksave()
+declare void %llvm.stackrestore(sbyte*)
+
+int *%test(uint %N) {
+ %tmp = call sbyte* %llvm.stacksave()
+ %P = alloca int, uint %N
+ call void %llvm.stackrestore(sbyte* %tmp)
+ %Q = alloca int, uint %N
+ ret int* %P
+}