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Patch from Richard Guenther.

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* commom.opt (Wfatal-errors): Add it.
* diagnostic.c (flag_fatal_errors): Define it.
(diagnostic_action_after_output): Check for flag_fatal_errors.
* flags.h (flag_fatal_errors): Declare it.
* opts.c (common_handle_option): Add OPT_Wfatal_errors.
* doc/invoke.texi (Warning Options): Document -Wfatal-errors.

From-SVN: r81323
This commit is contained in:
Richard Guenther 2004-04-30 05:29:23 +00:00 committed by Jim Wilson
parent d1c6a40144
commit c65a01af06
6 changed files with 34 additions and 1 deletions

9
gcc/ChangeLog

@ -1,3 +1,12 @@
2004-04-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
* commom.opt (Wfatal-errors): Add it.
* diagnostic.c (flag_fatal_errors): Define it.
(diagnostic_action_after_output): Check for flag_fatal_errors.
* flags.h (flag_fatal_errors): Declare it.
* opts.c (common_handle_option): Add OPT_Wfatal_errors.
* doc/invoke.texi (Warning Options): Document -Wfatal-errors.
2004-04-30 Josef Zlomek <zlomekj@suse.cz>
* gcse.c (remove_reachable_equiv_notes): Delete notes also in

4
gcc/common.opt

@ -76,6 +76,10 @@ Wextra
Common
Print extra (possibly unwanted) warnings
Wfatal-errors
Common
Exit on the first error occurred
Winline
Common
Warn when an inlined function cannot be inlined

6
gcc/diagnostic.c

@ -67,6 +67,7 @@ diagnostic_context *global_dc = &global_diagnostic_context;
with preprocessed source if appropriate.\n\
See %s for instructions.\n"
int flag_fatal_errors = 0;
/* Return a malloc'd string containing MSG formatted a la printf. The
caller is responsible for freeing the memory. */
@ -264,6 +265,11 @@ diagnostic_action_after_output (diagnostic_context *context,
case DK_SORRY:
if (context->abort_on_error)
real_abort ();
if (flag_fatal_errors)
{
fnotice (stderr, "compilation terminated due to -Wfatal-errors.\n");
exit (FATAL_EXIT_CODE);
}
break;
case DK_ICE:

8
gcc/doc/invoke.texi

@ -214,7 +214,7 @@ in the following sections.
-Wconversion -Wno-deprecated-declarations @gol
-Wdisabled-optimization -Wno-div-by-zero -Wendif-labels @gol
-Werror -Werror-implicit-function-declaration @gol
-Wfloat-equal -Wformat -Wformat=2 @gol
-Wfatal-errors -Wfloat-equal -Wformat -Wformat=2 @gol
-Wno-format-extra-args -Wformat-nonliteral @gol
-Wformat-security -Wformat-y2k @gol
-Wimplicit -Wimplicit-function-declaration -Wimplicit-int @gol
@ -2065,6 +2065,12 @@ machines.
Warn whenever a comment-start sequence @samp{/*} appears in a @samp{/*}
comment, or whenever a Backslash-Newline appears in a @samp{//} comment.
@item -Wfatal-errors
@opindex Wfatal-errors
This option causes the compiler to abort compilation on the first error
occurred rather than trying to keep going and printing further error
messages.
@item -Wformat
@opindex Wformat
Check calls to @code{printf} and @code{scanf}, etc., to make sure that

4
gcc/flags.h

@ -407,6 +407,10 @@ extern int flag_really_no_inline;
extern int flag_syntax_only;
extern int rtl_dump_and_exit;
/* Nonzero if we are exiting on the first error occurred. */
extern int flag_fatal_errors;
/* Nonzero means we should save auxiliary info into a .X file. */
extern int flag_gen_aux_info;

4
gcc/opts.c

@ -742,6 +742,10 @@ common_handle_option (size_t scode, const char *arg,
set_Wextra (value);
break;
case OPT_Wfatal_errors:
flag_fatal_errors = value;
break;
case OPT_Winline:
warn_inline = value;
break;