r289452 - Avoid use of std::to_string. NFC.

[Vedant Kumar via cfe-commits]

Author: vedantk
Date: Mon Dec 12 12:47:33 2016
New Revision: 289452

URL: http://llvm.org/viewvc/llvm-project?rev=289452&view=rev
Log:
Avoid use of std::to_string. NFC.

Apparently this routine isn't available on some Android platforms. See
the mailing list thread re: D21695.

Modified:
    cfe/trunk/lib/CodeGen/CGExpr.cpp

Modified: cfe/trunk/lib/CodeGen/CGExpr.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CGExpr.cpp?rev=289452&r1=289451&r2=289452&view=diff
==============================================================================
--- cfe/trunk/lib/CodeGen/CGExpr.cpp (original)
+++ cfe/trunk/lib/CodeGen/CGExpr.cpp Mon Dec 12 12:47:33 2016
@@ -2529,7 +2529,7 @@ static void emitCheckHandlerCall(CodeGen
   const StringRef CheckName = CheckInfo.Name;
   std::string FnName =
       ("__ubsan_handle_" + CheckName +
-       (CheckInfo.Version ? "_v" + std::to_string(CheckInfo.Version) : "") +
+       (CheckInfo.Version ? "_v" + llvm::utostr(CheckInfo.Version) : "") +
        (NeedsAbortSuffix ? "_abort" : ""))
           .str();
   bool MayReturn =