[llvm] r321068 - [YAML] Always double quote UTF-8 characters

[Francis Visoiu Mistrih via llvm-commits]

Author: thegameg
Date: Tue Dec 19 03:51:05 2017
New Revision: 321068

URL: http://llvm.org/viewvc/llvm-project?rev=321068&view=rev
Log:
[YAML] Always double quote UTF-8 characters

Modified:
    llvm/trunk/include/llvm/Support/YAMLTraits.h

Modified: llvm/trunk/include/llvm/Support/YAMLTraits.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/Support/YAMLTraits.h?rev=321068&r1=321067&r2=321068&view=diff
==============================================================================
--- llvm/trunk/include/llvm/Support/YAMLTraits.h (original)
+++ llvm/trunk/include/llvm/Support/YAMLTraits.h Tue Dec 19 03:51:05 2017
@@ -549,9 +549,9 @@ inline QuotingType needsQuotes(StringRef
       // range.
       if (C <= 0x1F)
         return QuotingType::Double;
-      // C1 control block (0x80 - 0x9F) is excluded from the allowed character
-      // range.
-      if (C >= 0x80 && C <= 0x9F)
+
+      // Always double quote UTF-8.
+      if (C & 0x80 != 0)
         return QuotingType::Double;
 
       // The character is not safe, at least simple quoting needed.