diff options
| author | emsr <emsr@138bc75d-0d04-0410-961f-82ee72b054a4> | 2014-08-28 02:38:24 +0000 |
|---|---|---|
| committer | emsr <emsr@138bc75d-0d04-0410-961f-82ee72b054a4> | 2014-08-28 02:38:24 +0000 |
| commit | 2ab4e475337c409449a1982e504ed83d94ee32ed (patch) | |
| tree | 52684ca4b76255d7a5b61ebbf050e5ead8070089 /libcpp | |
| parent | 23132abe656f5b473dd69a459b6cc1500517be5f (diff) | |
| download | gcc-2ab4e475337c409449a1982e504ed83d94ee32ed.tar.gz | |
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.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@214616 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libcpp')
| -rw-r--r-- | libcpp/ChangeLog | 9 | ||||
| -rw-r--r-- | libcpp/expr.c | 13 | ||||
| -rw-r--r-- | libcpp/init.c | 2 |
3 files changed, 20 insertions, 4 deletions
diff --git a/libcpp/ChangeLog b/libcpp/ChangeLog index 1b4e31d6be2..7f88f7aa405 100644 --- a/libcpp/ChangeLog +++ b/libcpp/ChangeLog @@ -1,3 +1,12 @@ +2014-08-28 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. + 2014-08-23 Edward Smith-Rowland <3dw4rd@verizon.net> * include/cpplib.h (enum c_lang): Add CLK_GNUCXX1Z, CLK_CXX1Z; diff --git a/libcpp/expr.c b/libcpp/expr.c index 07f1b2fb419..519bb878b6f 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) { diff --git a/libcpp/init.c b/libcpp/init.c index 0d2f73718be..7aace802682 100644 --- a/libcpp/init.c +++ b/libcpp/init.c @@ -103,7 +103,7 @@ static const struct lang_flags lang_defaults[] = /* STDC99 */ { 1, 0, 1, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 1 }, /* STDC11 */ { 1, 0, 1, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 1 }, /* GNUCXX */ { 0, 1, 1, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0 }, - /* CXX98 */ { 0, 1, 1, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 1 }, + /* CXX98 */ { 0, 1, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 1 }, /* GNUCXX11 */ { 1, 1, 1, 0, 1, 0, 1, 1, 1, 1, 1, 0, 0, 0 }, /* CXX11 */ { 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 0, 1 }, /* GNUCXX14 */ { 1, 1, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0 }, |