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| author | Mikhail Maltsev <maltsevm@gmail.com> | 2016-05-11 20:23:37 +0000 |
|---|---|---|
| committer | Mikhail Maltsev <miyuki@gcc.gnu.org> | 2016-05-11 20:23:37 +0000 |
| commit | d6e83a8dec2b4fd3a92e87add4fa0485dd87d9f7 (patch) | |
| tree | 53be56313df606591b5a5db27a863bed98dc7f1a /gcc/c/c-tree.h | |
| parent | 51e67ea376b70fd41542c1540d809a32f10ed9ca (diff) | |
| download | gcc-d6e83a8dec2b4fd3a92e87add4fa0485dd87d9f7.zip gcc-d6e83a8dec2b4fd3a92e87add4fa0485dd87d9f7.tar.gz gcc-d6e83a8dec2b4fd3a92e87add4fa0485dd87d9f7.tar.bz2 | |
PR43651: add warning for duplicate qualifier
gcc/c/
PR c/43651
* c-decl.c (declspecs_add_qual): Warn when -Wduplicate-decl-specifier
is enabled.
* c-errors.c (pedwarn_c90): Return true if warned.
* c-tree.h (pedwarn_c90): Change return type to bool.
(enum c_declspec_word): Add new enumerator cdw_atomic.
gcc/
PR c/43651
* doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
gcc/testsuite/
PR c/43651
* gcc.dg/Wduplicate-decl-specifier-c11.c: New test.
* gcc.dg/Wduplicate-decl-specifier.c: Likewise.
gcc/c-family/
PR c/43651
* c.opt (Wduplicate-decl-specifier): New option.
From-SVN: r236142
Diffstat (limited to 'gcc/c/c-tree.h')
| -rw-r--r-- | gcc/c/c-tree.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/gcc/c/c-tree.h b/gcc/c/c-tree.h index 07d0f65..d97e575 100644 --- a/gcc/c/c-tree.h +++ b/gcc/c/c-tree.h @@ -253,6 +253,7 @@ enum c_declspec_word { cdw_const, cdw_volatile, cdw_restrict, + cdw_atomic, cdw_saturating, cdw_alignas, cdw_address_space, @@ -716,7 +717,7 @@ extern void c_bind (location_t, tree, bool); extern bool tag_exists_p (enum tree_code, tree); /* In c-errors.c */ -extern void pedwarn_c90 (location_t, int opt, const char *, ...) +extern bool pedwarn_c90 (location_t, int opt, const char *, ...) ATTRIBUTE_GCC_DIAG(3,4); extern bool pedwarn_c99 (location_t, int opt, const char *, ...) ATTRIBUTE_GCC_DIAG(3,4); |