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Don't let -Wnone disable -Werror.

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Discussed at
<http://lists.gnu.org/archive/html/bison-patches/2010-08/msg00009.html>.
* NEWS (2.5): Document.
* src/getargs.c (flags_argmatch): Accept a new argument that
specifies what flags "all" and thus "none" affect.
(FLAGS_ARGMATCH): Update flags_argmatch invocation.
* tests/input.at (-Werror is not affected by -Wnone and -Wall):
New test group.
(cherry picked from commit dab9663283)
This commit is contained in:
Joel E. Denny
2011-03-27 15:39:25 -04:00
parent 86408959da
commit bf0e44e87c
4 changed files with 72 additions and 17 deletions
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NEWS
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@@ -368,6 +368,13 @@ Bison News
bison -Wall,no-yacc gram.y
*** The "none" category no longer disables a preceding "error":
For example, for the following command line, Bison now reports
errors instead of warnings for incompatibilities with POSIX Yacc:
bison -Werror,none,yacc gram.y
* Changes in version 2.4.3 (2010-08-05):
** Bison now obeys -Werror and --warnings=error for warnings about