From: Chris Lattner Date: Sat, 18 Apr 2009 06:38:24 +0000 (+0000) Subject: second half of PR3940: #line requires simple digit sequence. X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=bc81682756a2406e1788b14c576b3c8b515d97a3;p=clang second half of PR3940: #line requires simple digit sequence. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@69422 91177308-0d34-0410-b5e6-96231b3b80d8 --- diff --git a/include/clang/Basic/DiagnosticLexKinds.td b/include/clang/Basic/DiagnosticLexKinds.td index 17ff3f0683..564608865e 100644 --- a/include/clang/Basic/DiagnosticLexKinds.td +++ b/include/clang/Basic/DiagnosticLexKinds.td @@ -229,6 +229,8 @@ def err_pp_line_invalid_filename : Error< "invalid filename for #line directive">; def warn_pp_line_decimal : Warning< "#line directive requires decimal line number">; +def warn_pp_line_digit_sequence : Warning< + "#line directive requires a simple digit sequence">; def err_pp_linemarker_requires_integer : Error< "line marker directive requires a positive integer argument">; def err_pp_linemarker_invalid_filename : Error< diff --git a/lib/Lex/PPDirectives.cpp b/lib/Lex/PPDirectives.cpp index e4b36fd157..3d312748f9 100644 --- a/lib/Lex/PPDirectives.cpp +++ b/lib/Lex/PPDirectives.cpp @@ -654,7 +654,8 @@ static bool GetLineValue(Token &DigitTok, unsigned &Val, // because it is octal. if (Literal.getRadix() != 10) PP.Diag(DigitTok, diag::warn_pp_line_decimal); - + else if (Literal.hasSuffix()) + PP.Diag(DigitTok, diag::warn_pp_line_digit_sequence); return false; } diff --git a/test/Preprocessor/line-directive.c b/test/Preprocessor/line-directive.c index 8877406adc..98f92f130c 100644 --- a/test/Preprocessor/line-directive.c +++ b/test/Preprocessor/line-directive.c @@ -70,3 +70,6 @@ typedef int w; // expected-error {{redefinition of typedef 'w' is invalid in C} // PR3940 #line 0xf // expected-warning {{#line directive requires decimal line number}} +#line 42U // expected-warning {{#line directive requires a simple digit sequence}} + +