On Jul 20, 2010, at 10:25 AM, Sean Hunt wrote: > On 07/20/2010 08:33 AM, Douglas Gregor wrote: >> Author: dgregor >> Date: Tue Jul 20 09:33:20 2010 >> New Revision: 108837 >> >> URL: http://llvm.org/viewvc/llvm-project?rev=108837&view=rev >> Log: >> Complain when string literals are too long for the active language >> standard's minimum requirements. >> >> Modified: >> cfe/trunk/include/clang/Basic/DiagnosticLexKinds.td >> cfe/trunk/lib/Lex/LiteralSupport.cpp >> cfe/trunk/test/Lexer/c90.c >> >> Modified: cfe/trunk/include/clang/Basic/DiagnosticLexKinds.td >> URL: >> http://llvm.org/viewvc/llvm-project/cfe/trunk/include/clang/Basic/DiagnosticLexKinds.td?rev=108837&r1=108836&r2=108837&view=diff >> ============================================================================== >> --- cfe/trunk/include/clang/Basic/DiagnosticLexKinds.td (original) >> +++ cfe/trunk/include/clang/Basic/DiagnosticLexKinds.td Tue Jul 20 09:33:20 >> 2010 >> @@ -94,7 +94,10 @@ >> def err_pascal_string_too_long : Error<"Pascal string is too long">; >> def warn_octal_escape_too_large : ExtWarn<"octal escape sequence out of >> range">; >> def warn_hex_escape_too_large : ExtWarn<"hex escape sequence out of range">; >> - >> +def ext_string_too_long : Extension<"string literal of length %0 exceeds" >> + "maximum length %1 that %select{C90|ISO C99|C++}2 compilers are required >> to " >> + "support">; > > C++ doesn't really have a minimum required length, just a > recommendation. Does that make the error useless in C++?
It's the same as with C; C++ compilers aren't required to translate the program if there's a string longer than this minimum length. - Doug _______________________________________________ cfe-commits mailing list [email protected] http://lists.cs.uiuc.edu/mailman/listinfo/cfe-commits
