[C PATCH] PR43651: add warning for duplicate qualifier

[Joseph Myers]

On Sat, 9 Apr 2016, Mikhail Maltsev wrote:

> gcc/c/ChangeLog:
> 
> 2016-04-08  Mikhail Maltsev  <maltsevm@gmail.com>
> 
>         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/ChangeLog:
> 
> 2016-04-08  Mikhail Maltsev  <maltsevm@gmail.com>
> 
>         PR c/43651
>         * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
> 
> gcc/testsuite/ChangeLog:
> 
> 2016-04-08  Mikhail Maltsev  <maltsevm@gmail.com>
> 
>         PR c/43651
>         * gcc.dg/Wduplicate-decl-specifier-c11.c: New test.
>         * gcc.dg/Wduplicate-decl-specifier.c: Likewise.
> 
> 
> gcc/c-family/ChangeLog:
> 
> 2016-04-08  Mikhail Maltsev  <maltsevm@gmail.com>
> 
>         PR c/43651
>         * c.opt (Wduplicate-decl-specifier): New option.

OK.

-- 
Joseph S. Myers
joseph@codesourcery.com