add some no-unwinds, other minor cleanups.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@96756 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/PowerPC/Frames-alloca.ll b/test/CodeGen/PowerPC/Frames-alloca.ll
index aed4fdb..466ae80 100644
--- a/test/CodeGen/PowerPC/Frames-alloca.ll
+++ b/test/CodeGen/PowerPC/Frames-alloca.ll
@@ -24,7 +24,7 @@
 ; CHECK-PPC64-NOFP: ld r1, 0(r1)
 ; CHECK-PPC64-NOFP: ld r31, -8(r1)
 
-define i32* @f1(i32 %n) {
+define i32* @f1(i32 %n) nounwind {
 	%tmp = alloca i32, i32 %n		; <i32*> [#uses=1]
 	ret i32* %tmp
 }