[llvm] r271574 - [ASMParser] Parse FP constants in non-C locales

[Meador Inge via llvm-commits]

Author: meadori
Date: Thu Jun  2 15:04:44 2016
New Revision: 271574

URL: http://llvm.org/viewvc/llvm-project?rev=271574&view=rev
Log:
[ASMParser] Parse FP constants in non-C locales

This patch fixes PR25788, which allows for the parsing of
floating-point constants in non-C locales.

Patch by Antoine Pitrou!

Differential Revision: http://reviews.llvm.org/D15375

Modified:
    llvm/trunk/lib/AsmParser/LLLexer.cpp

Modified: llvm/trunk/lib/AsmParser/LLLexer.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/AsmParser/LLLexer.cpp?rev=271574&r1=271573&r2=271574&view=diff
==============================================================================
--- llvm/trunk/lib/AsmParser/LLLexer.cpp (original)
+++ llvm/trunk/lib/AsmParser/LLLexer.cpp Thu Jun  2 15:04:44 2016
@@ -958,7 +958,8 @@ lltok::Kind LLLexer::LexDigitOrNegative(
     }
   }
 
-  APFloatVal = APFloat(std::atof(TokStart));
+  APFloatVal = APFloat(APFloat::IEEEdouble,
+                       StringRef(TokStart, CurPtr - TokStart));
   return lltok::APFloat;
 }
 
@@ -994,6 +995,7 @@ lltok::Kind LLLexer::LexPositive() {
     }
   }
 
-  APFloatVal = APFloat(std::atof(TokStart));
+  APFloatVal = APFloat(APFloat::IEEEdouble,
+                       StringRef(TokStart, CurPtr - TokStart));
   return lltok::APFloat;
 }