[PATCH] D26829: [clang] Allow lexer to handle string_view literals

[Anton Bikineev via cfe-commits]

AntonBikineev created this revision.
AntonBikineev added reviewers: mclow.lists, rsmith, cfe-commits.

https://reviews.llvm.org/D26829

Files:
  lib/Lex/Lexer.cpp


Index: lib/Lex/Lexer.cpp
===================================================================
--- lib/Lex/Lexer.cpp
+++ lib/Lex/Lexer.cpp
@@ -1713,6 +1713,11 @@
                                          getLangOpts());
         if (!isIdentifierBody(Next)) {
           // End of suffix. Check whether this is on the whitelist.
+          if (getLangOpts().CPlusPlus1z && Chars == 2 && 
+              Buffer[0] == 's' && Buffer[1] == 'v') {
+            IsUDSuffix = true;
+            break;
+          }
           IsUDSuffix = (Chars == 1 && Buffer[0] == 's') ||
                        NumericLiteralParser::isValidUDSuffix(
                            getLangOpts(), StringRef(Buffer, Chars));



Index: lib/Lex/Lexer.cpp
===================================================================
--- lib/Lex/Lexer.cpp
+++ lib/Lex/Lexer.cpp
@@ -1713,6 +1713,11 @@
                                          getLangOpts());
         if (!isIdentifierBody(Next)) {
           // End of suffix. Check whether this is on the whitelist.
+          if (getLangOpts().CPlusPlus1z && Chars == 2 && 
+              Buffer[0] == 's' && Buffer[1] == 'v') {
+            IsUDSuffix = true;
+            break;
+          }
           IsUDSuffix = (Chars == 1 && Buffer[0] == 's') ||
                        NumericLiteralParser::isValidUDSuffix(
                            getLangOpts(), StringRef(Buffer, Chars));

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