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| author | Marek Polacek <polacek@redhat.com> | 2014-09-17 21:49:46 +0000 |
|---|---|---|
| committer | Marek Polacek <mpolacek@gcc.gnu.org> | 2014-09-17 21:49:46 +0000 |
| commit | 909eb89ca5b48b9a5645358e1cb5c949ec3f1edb (patch) | |
| tree | d873bfc33c03e881e036aa4a39cd18516df27f6b /libcpp/init.c | |
| parent | 010718fc37a1e84698479677381e654169082cd0 (diff) | |
| download | gcc-909eb89ca5b48b9a5645358e1cb5c949ec3f1edb.zip gcc-909eb89ca5b48b9a5645358e1cb5c949ec3f1edb.tar.gz gcc-909eb89ca5b48b9a5645358e1cb5c949ec3f1edb.tar.bz2 | |
re PR c/61854 (Warning single-line comment for -std=c89?)
PR c/61854
libcpp/
* init.c (struct lang_flags): Remove cplusplus_comments.
(cpp_set_lang): Likewise.
(post_options): Likewise.
* lex.c (_cpp_lex_direct): Disallow C++ style comments in C90/C94.
testsuite/
* gcc.dg/cpp/pr61854-1.c: New test.
* gcc.dg/cpp/pr61854-2.c: New test.
* gcc.dg/cpp/pr61854-3.c: New test.
* gcc.dg/cpp/pr61854-3.h: New test.
* gcc.dg/cpp/pr61854-4.c: New test.
* gcc.dg/cpp/pr61854-5.c: New test.
* gcc.dg/cpp/pr61854-6.c: New test.
* gcc.dg/cpp/pr61854-7.c: New test.
* gcc.dg/cpp/pr61854-c90.c: New test.
* gcc.dg/cpp/pr61854-c94.c: New test.
From-SVN: r215339
Diffstat (limited to 'libcpp/init.c')
| -rw-r--r-- | libcpp/init.c | 38 |
1 files changed, 17 insertions, 21 deletions
diff --git a/libcpp/init.c b/libcpp/init.c index d612374..1121962 100644 --- a/libcpp/init.c +++ b/libcpp/init.c @@ -83,7 +83,6 @@ struct lang_flags char extended_identifiers; char c11_identifiers; char std; - char cplusplus_comments; char digraphs; char uliterals; char rliterals; @@ -94,23 +93,23 @@ struct lang_flags }; static const struct lang_flags lang_defaults[] = -{ /* c99 c++ xnum xid c11 std // digr ulit rlit udlit bincst digsep trig */ - /* GNUC89 */ { 0, 0, 1, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0 }, - /* GNUC99 */ { 1, 0, 1, 0, 0, 0, 1, 1, 1, 1, 0, 0, 0, 0 }, - /* GNUC11 */ { 1, 0, 1, 0, 1, 0, 1, 1, 1, 1, 0, 0, 0, 0 }, - /* STDC89 */ { 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1 }, - /* STDC94 */ { 0, 0, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0, 0, 1 }, - /* 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, 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 }, - /* CXX14 */ { 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 }, - /* GNUCXX1Z */ { 1, 1, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0 }, - /* CXX1Z */ { 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 0 }, - /* ASM */ { 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0 } +{ /* c99 c++ xnum xid c11 std digr ulit rlit udlit bincst digsep trig */ + /* GNUC89 */ { 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0 }, + /* GNUC99 */ { 1, 0, 1, 0, 0, 0, 1, 1, 1, 0, 0, 0, 0 }, + /* GNUC11 */ { 1, 0, 1, 0, 1, 0, 1, 1, 1, 0, 0, 0, 0 }, + /* STDC89 */ { 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1 }, + /* STDC94 */ { 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 1 }, + /* STDC99 */ { 1, 0, 1, 0, 0, 1, 1, 0, 0, 0, 0, 0, 1 }, + /* STDC11 */ { 1, 0, 1, 0, 1, 1, 1, 1, 0, 0, 0, 0, 1 }, + /* GNUCXX */ { 0, 1, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0 }, + /* CXX98 */ { 0, 1, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 1 }, + /* GNUCXX11 */ { 1, 1, 1, 0, 1, 0, 1, 1, 1, 1, 0, 0, 0 }, + /* CXX11 */ { 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 0, 0, 1 }, + /* GNUCXX14 */ { 1, 1, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 0 }, + /* CXX14 */ { 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1 }, + /* GNUCXX1Z */ { 1, 1, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 0 }, + /* CXX1Z */ { 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 1, 0 }, + /* ASM */ { 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 } /* xid should be 1 for GNUC99, STDC99, GNUCXX, CXX98, GNUCXX11, CXX11, GNUCXX14, and CXX14 when no longer experimental (when all uses of identifiers in the compiler have been audited for correct handling @@ -131,7 +130,6 @@ cpp_set_lang (cpp_reader *pfile, enum c_lang lang) CPP_OPTION (pfile, extended_identifiers) = l->extended_identifiers; CPP_OPTION (pfile, c11_identifiers) = l->c11_identifiers; CPP_OPTION (pfile, std) = l->std; - CPP_OPTION (pfile, cplusplus_comments) = l->cplusplus_comments; CPP_OPTION (pfile, digraphs) = l->digraphs; CPP_OPTION (pfile, uliterals) = l->uliterals; CPP_OPTION (pfile, rliterals) = l->rliterals; @@ -775,8 +773,6 @@ post_options (cpp_reader *pfile) if (CPP_OPTION (pfile, traditional)) { - CPP_OPTION (pfile, cplusplus_comments) = 0; - CPP_OPTION (pfile, trigraphs) = 0; CPP_OPTION (pfile, warn_trigraphs) = 0; } |