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| author | Andrew Cagney <ac131313@redhat.com> | 2002-03-23 16:33:44 +0000 |
|---|---|---|
| committer | Andrew Cagney <cagney@gcc.gnu.org> | 2002-03-23 16:33:44 +0000 |
| commit | d6961341dd0ef37d0c292d25f7e428a42e22b0c0 (patch) | |
| tree | 40bde56f3c0f0b034afa8251d7b684434a00dddd /gcc/doc | |
| parent | c677cd7f47af8d4c2ebc387e4a1d49321bb660a6 (diff) | |
| download | gcc-d6961341dd0ef37d0c292d25f7e428a42e22b0c0.zip gcc-d6961341dd0ef37d0c292d25f7e428a42e22b0c0.tar.gz gcc-d6961341dd0ef37d0c292d25f7e428a42e22b0c0.tar.bz2 | |
[multiple changes]
2002-03-23 Andrew Cagney <ac131313@redhat.com>
* doc/invoke.texi (Option Summary): Mention -Wswitch-default.
(Warning Options): Document -Wswitch-default.
* toplev.c (W_options): Add -Wswitch-default. Update comment on
-Wswitch.
(warn_switch_default): Define variable.
(warn_switch): Update comment.
* flags.h (warn_switch_default): Declare variable.
(warn_switch): Update comment.
* stmt.c (expand_end_case): Check for and, when
warn_switch_no_default, warn of a missing default case.
Index: f/ChangeLog
Sat Mar 23 11:18:17 2002 Andrew Cagney <ac131313@redhat.com>
* invoke.texi (Warning Options): Mention -Wswitch-default.
Index: testsuite/ChangeLog
2002-03-23 Andrew Cagney <ac131313@redhat.com>
* gcc.dg/Wswitch-default.c: New test.
From-SVN: r51238
Diffstat (limited to 'gcc/doc')
| -rw-r--r-- | gcc/doc/invoke.texi | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi index 7e6b714..321cda2 100644 --- a/gcc/doc/invoke.texi +++ b/gcc/doc/invoke.texi @@ -228,7 +228,7 @@ in the following sections. -Wno-import -Wpacked -Wpadded @gol -Wparentheses -Wpointer-arith -Wredundant-decls @gol -Wreturn-type -Wsequence-point -Wshadow @gol --Wsign-compare -Wswitch -Wsystem-headers @gol +-Wsign-compare -Wswitch -Wswitch-default -Wsystem-headers @gol -Wtrigraphs -Wundef -Wuninitialized @gol -Wunknown-pragmas -Wunreachable-code @gol -Wunused -Wunused-function -Wunused-label -Wunused-parameter @gol @@ -2034,6 +2034,11 @@ enumeration. (The presence of a @code{default} label prevents this warning.) @code{case} labels outside the enumeration range also provoke warnings when this option is used. +@item -Wswitch-default +@opindex Wswitch-switch +Warn whenever a @code{switch} statement does not have a @code{default} +case. + @item -Wtrigraphs @opindex Wtrigraphs Warn if any trigraphs are encountered that might change the meaning of |