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| author | Edward Smith-Rowland <3dw4rd@verizon.net> | 2014-08-28 02:38:24 +0000 |
|---|---|---|
| committer | Edward Smith-Rowland <emsr@gcc.gnu.org> | 2014-08-28 02:38:24 +0000 |
| commit | 7c05e50c733d217f7f1da1f5173584fbc5032d2e (patch) | |
| tree | 52684ca4b76255d7a5b61ebbf050e5ead8070089 /libcpp/expr.c | |
| parent | 241622a51492ed70c63a75c32a60b4e76e020774 (diff) | |
| download | gcc-7c05e50c733d217f7f1da1f5173584fbc5032d2e.zip gcc-7c05e50c733d217f7f1da1f5173584fbc5032d2e.tar.gz gcc-7c05e50c733d217f7f1da1f5173584fbc5032d2e.tar.bz2 | |
PR cpp/23827 - standard C++ should not have hex float preprocessor
libcpp/
2014-08-27 Edward Smith-Rowland <3dw4rd@verizon.net>
PR cpp/23827 - standard C++ should not have hex float preprocessor
tokens
* libcpp/init.c (lang_flags): Change CXX98 flag for extended numbers
from 1 to 0.
* libcpp/expr.c (cpp_classify_number): Weite error message for improper
use of hex floating literal.
gcc/testsuite/
2014-08-27 Edward Smith-Rowland <3dw4rd@verizon.net>
PR cpp/23827 - standard C++ should not have hex float preprocessor
tokens
* g++.dg/cpp/pr23827_cxx11.C: New.
* g++.dg/cpp/pr23827_cxx98.C: New.
* g++.dg/cpp/pr23827_cxx98_neg.C: New.
* gcc.dg/cpp/pr23827_c90.c: New.
* gcc.dg/cpp/pr23827_c90_neg.c: New.
* gcc.dg/cpp/pr23827_c99.c: New.
From-SVN: r214616
Diffstat (limited to 'libcpp/expr.c')
| -rw-r--r-- | libcpp/expr.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/libcpp/expr.c b/libcpp/expr.c index 07f1b2f..519bb87 100644 --- a/libcpp/expr.c +++ b/libcpp/expr.c @@ -540,9 +540,16 @@ cpp_classify_number (cpp_reader *pfile, const cpp_token *token, SYNTAX_ERROR_AT (virtual_location, "no digits in hexadecimal floating constant"); - if (radix == 16 && CPP_PEDANTIC (pfile) && !CPP_OPTION (pfile, c99)) - cpp_error_with_line (pfile, CPP_DL_PEDWARN, virtual_location, 0, - "use of C99 hexadecimal floating constant"); + if (radix == 16 && CPP_PEDANTIC (pfile) + && !CPP_OPTION (pfile, extended_numbers)) + { + if (CPP_OPTION (pfile, cplusplus)) + cpp_error_with_line (pfile, CPP_DL_PEDWARN, virtual_location, 0, + "use of C++11 hexadecimal floating constant"); + else + cpp_error_with_line (pfile, CPP_DL_PEDWARN, virtual_location, 0, + "use of C99 hexadecimal floating constant"); + } if (float_flag == AFTER_EXPON) { |