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re PR c/3190 (-Wformat-y2k doesn't belong to -Wall - it's hard to avoid)

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PR c/3190
	PR c/8714
	* c-format.c (set_Wformat): Do not enable -Wformat-y2k by default.
	* invoke.texi: Update.

testsuite:
	PR c/3190
	PR c/8714
	* gcc.dg/format/c90-strftime-1.c, gcc.dg/format/c90-strftime-2.c,
	gcc.dg/format/c99-strftime-1.c, gcc.dg/format/ext3.c,
	gcc.dg/format/no-y2k-1.c: Update.

From-SVN: r73378
This commit is contained in:
Joseph Myers 2003-11-08 22:42:00 +00:00 committed by Joseph Myers
parent 41d3a0c3d8
commit c76f4e8ef4
9 changed files with 28 additions and 13 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
2003-11-08 Joseph S. Myers <jsm@polyomino.org.uk>
PR c/3190
PR c/8714
* c-format.c (set_Wformat): Do not enable -Wformat-y2k by default.
* invoke.texi: Update.
2003-11-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
PR optimization/12630

2
gcc/c-format.c
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@ -37,13 +37,13 @@ void
set_Wformat (int setting)
{
warn_format = setting;
warn_format_y2k = setting;
warn_format_extra_args = setting;
warn_format_zero_length = setting;
if (setting != 1)
{
warn_format_nonliteral = setting;
warn_format_security = setting;
warn_format_y2k = setting;
}
/* Make sure not to disable -Wnonnull if -Wformat=0 is specified. */
if (setting)

12
gcc/doc/invoke.texi
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@ -218,7 +218,7 @@ in the following sections.
-Werror -Werror-implicit-function-declaration @gol
-Wfloat-equal -Wformat -Wformat=2 @gol
-Wno-format-extra-args -Wformat-nonliteral @gol
-Wformat-security -Wno-format-y2k @gol
-Wformat-security -Wformat-y2k @gol
-Wimplicit -Wimplicit-function-declaration -Wimplicit-int @gol
-Wimport -Wno-import -Winit-self -Winline @gol
-Wno-invalid-offsetof -Winvalid-pch @gol
@ -2125,14 +2125,14 @@ Since @option{-Wformat} also checks for null format arguments for
several functions, @option{-Wformat} also implies @option{-Wnonnull}.
@option{-Wformat} is included in @option{-Wall}. For more control over some
aspects of format checking, the options @option{-Wno-format-y2k},
aspects of format checking, the options @option{-Wformat-y2k},
@option{-Wno-format-extra-args}, @option{-Wno-format-zero-length},
@option{-Wformat-nonliteral}, @option{-Wformat-security}, and
@option{-Wformat=2} are available, but are not included in @option{-Wall}.
@item -Wno-format-y2k
@opindex Wno-format-y2k
If @option{-Wformat} is specified, do not warn about @code{strftime}
@item -Wformat-y2k
@opindex Wformat-y2k
If @option{-Wformat} is specified, also warn about @code{strftime}
formats which may yield only a two-digit year.
@item -Wno-format-extra-args
@ -2176,7 +2176,7 @@ included in @option{-Wformat-nonliteral}.)
@opindex Wformat=2
Enable @option{-Wformat} plus format checks not included in
@option{-Wformat}. Currently equivalent to @samp{-Wformat
-Wformat-nonliteral -Wformat-security}.
-Wformat-nonliteral -Wformat-security -Wformat-y2k}.
@item -Wnonnull
@opindex Wnonnull

8
gcc/testsuite/ChangeLog
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@ -1,3 +1,11 @@
2003-11-08 Joseph S. Myers <jsm@polyomino.org.uk>
PR c/3190
PR c/8714
* gcc.dg/format/c90-strftime-1.c, gcc.dg/format/c90-strftime-2.c,
gcc.dg/format/c99-strftime-1.c, gcc.dg/format/ext3.c,
gcc.dg/format/no-y2k-1.c: Update.
2003-11-08 Roger Sayle <roger@eyesopen.com>
PR optimization/10467

2
gcc/testsuite/gcc.dg/format/c90-strftime-1.c
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@ -1,7 +1,7 @@
/* Test for strftime formats. Formats using C90 features. */
/* Origin: Joseph Myers <jsm28@cam.ac.uk> */
/* { dg-do compile } */
/* { dg-options "-std=iso9899:1990 -pedantic -Wformat" } */
/* { dg-options "-std=iso9899:1990 -pedantic -Wformat -Wformat-y2k" } */
#include "format.h"

2
gcc/testsuite/gcc.dg/format/c90-strftime-2.c
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@ -2,7 +2,7 @@
pedantic C90 mode. */
/* Origin: Joseph Myers <jsm28@cam.ac.uk> */
/* { dg-do compile } */
/* { dg-options "-std=iso9899:1990 -pedantic -Wformat" } */
/* { dg-options "-std=iso9899:1990 -pedantic -Wformat -Wformat-y2k" } */
#include "format.h"

2
gcc/testsuite/gcc.dg/format/c99-strftime-1.c
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@ -1,7 +1,7 @@
/* Test for strftime formats. Formats using C99 features. */
/* Origin: Joseph Myers <jsm28@cam.ac.uk> */
/* { dg-do compile } */
/* { dg-options "-std=iso9899:1999 -pedantic -Wformat" } */
/* { dg-options "-std=iso9899:1999 -pedantic -Wformat -Wformat-y2k" } */
#include "format.h"

2
gcc/testsuite/gcc.dg/format/ext-3.c
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@ -3,7 +3,7 @@
*/
/* Origin: Joseph Myers <jsm28@cam.ac.uk> */
/* { dg-do compile } */
/* { dg-options "-std=gnu99 -Wformat" } */
/* { dg-options "-std=gnu99 -Wformat -Wformat-y2k" } */
#include "format.h"

4
gcc/testsuite/gcc.dg/format/no-y2k-1.c
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@ -1,7 +1,7 @@
/* Test for warnings for Y2K problems being disabled by -Wno-format-y2k. */
/* Test for warnings for Y2K problems not being on by default. */
/* Origin: Joseph Myers <jsm28@cam.ac.uk> */
/* { dg-do compile } */
/* { dg-options "-std=gnu99 -Wformat -Wno-format-y2k" } */
/* { dg-options "-std=gnu99 -Wformat" } */
#include "format.h"