From 121d78f7e7d71dc56699f249f5103562d9ce179e Mon Sep 17 00:00:00 2001
From: Andrew Trick <atrick@apple.com>
Date: Tue, 29 Nov 2011 02:06:35 +0000
Subject: [PATCH] Make SCEV print <nsw><nuw> for Add/MulExpr.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@145364 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Analysis/ScalarEvolution.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/lib/Analysis/ScalarEvolution.cpp b/lib/Analysis/ScalarEvolution.cpp
index 622b214aed5..a054801fb88 100644
--- a/lib/Analysis/ScalarEvolution.cpp
+++ b/lib/Analysis/ScalarEvolution.cpp
@@ -188,6 +188,14 @@ void SCEV::print(raw_ostream &OS) const {
         OS << OpStr;
     }
     OS << ")";
+    switch (NAry->getSCEVType()) {
+    case scAddExpr:
+    case scMulExpr:
+      if (NAry->getNoWrapFlags(FlagNUW))
+        OS << "<nuw>";
+      if (NAry->getNoWrapFlags(FlagNSW))
+        OS << "<nsw>";
+    }
     return;
   }
   case scUDivExpr: {
-- 
2.34.1