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| author | Joseph Myers <joseph@codesourcery.com> | 2010-04-25 22:54:22 +0100 |
|---|---|---|
| committer | Joseph Myers <jsm28@gcc.gnu.org> | 2010-04-25 22:54:22 +0100 |
| commit | 2778d7667c9ef15520b1679417467934e24ffa0f (patch) | |
| tree | feff2a16895d1da5319551fc1b48b05b2a464692 /libcpp/init.c | |
| parent | 045d4002b76c990d99a66dc6f6c1c014808a2e79 (diff) | |
| download | gcc-2778d7667c9ef15520b1679417467934e24ffa0f.tar.gz | |
c-common.c (flag_isoc1x): New.
gcc:
* c-common.c (flag_isoc1x): New.
(flag_isoc99): Update comment.
* c-common.h (flag_isoc1x): New.
(flag_isoc99): Update comment.
* c-cppbuiltin.c (builtin_define_float_constants): Also define
__<type>_DECIMAL_DIG__.
* c-opts.c (set_std_c1x): New.
(c_common_handle_option): Handle -std=c1x and -std=gnu1x.
(set_std_c89, set_std_c99): Also set flag_isoc1x to 0.
* c.opt (-std=c1x, -std=gnu1x): New options.
* doc/cpp.texi: Mention -std=c1x.
* doc/cppopts.texi (-std=c1x, -std=gnu1x): Document.
* doc/extend.texi: Mention -std=c1x and -std=gnu1x.
* doc/invoke.texi (-std=c1x, -std=gnu1x): Document.
* doc/standards.texi: Mention C1X.
* ginclude/float.h (FLT_DECIMAL_DIG, DBL_DECIMAL_DIG,
LDBL_DECIMAL_DIG, FLT_HAS_SUBNORM, DBL_HAS_SUBNORM,
LDBL_HAS_SUBNORM, FLT_TRUE_MIN, DBL_TRUE_MIN, LDBL_TRUE_MIN):
Define for C1X.
gcc/testsuite:
* gcc.dg/c90-float-1.c: Also test that C1X macros are not defined.
* gcc.dg/c99-float-1.c: Also test that C1X macros are not defined.
* gcc.dg/c1x-float-1.c: New test.
libcpp:
* include/cpplib.h (enum c_lang): Add CLK_GNUC1X and CLK_STDC1X.
* init.c (lang_defaults): Add entries for new language variants.
(cpp_init_builtins): Define __STDC_VERSION__ to 201000L for C1X
variants.
From-SVN: r158711
Diffstat (limited to 'libcpp/init.c')
| -rw-r--r-- | libcpp/init.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libcpp/init.c b/libcpp/init.c index f5bf0ea7b7d..ae5ae4548c8 100644 --- a/libcpp/init.c +++ b/libcpp/init.c @@ -84,9 +84,11 @@ static const struct lang_flags lang_defaults[] = { /* c99 c++ xnum xid std // digr ulit */ /* GNUC89 */ { 0, 0, 1, 0, 0, 1, 1, 0 }, /* GNUC99 */ { 1, 0, 1, 0, 0, 1, 1, 1 }, + /* GNUC1X */ { 1, 0, 1, 0, 0, 1, 1, 1 }, /* STDC89 */ { 0, 0, 0, 0, 1, 0, 0, 0 }, /* STDC94 */ { 0, 0, 0, 0, 1, 0, 1, 0 }, /* STDC99 */ { 1, 0, 1, 0, 1, 1, 1, 0 }, + /* STDC1X */ { 1, 0, 1, 0, 1, 1, 1, 0 }, /* GNUCXX */ { 0, 1, 1, 0, 0, 1, 1, 0 }, /* CXX98 */ { 0, 1, 1, 0, 1, 1, 1, 0 }, /* GNUCXX0X */ { 1, 1, 1, 0, 0, 1, 1, 1 }, @@ -457,6 +459,9 @@ cpp_init_builtins (cpp_reader *pfile, int hosted) _cpp_define_builtin (pfile, "__ASSEMBLER__ 1"); else if (CPP_OPTION (pfile, lang) == CLK_STDC94) _cpp_define_builtin (pfile, "__STDC_VERSION__ 199409L"); + else if (CPP_OPTION (pfile, lang) == CLK_STDC1X + || CPP_OPTION (pfile, lang) == CLK_GNUC1X) + _cpp_define_builtin (pfile, "__STDC_VERSION__ 201000L"); else if (CPP_OPTION (pfile, c99)) _cpp_define_builtin (pfile, "__STDC_VERSION__ 199901L"); |