Add a -w option to the linker to suppress warning and error messages.

	PR 29654
	* ld.h (struct ld_config_type): Add no_warnings field.
	* ldlex.h (enum option_values): Add OPTION_NO_WARNINGS.
	* lexsup.c (ld_options): Add --no-warnings.
	(parse_args): Add support for -w and --no-warnings.
	* ldmisc.c (vfinfo): Return early if the message is a warning and
	-w has been enabled.
	* ld.texi (options): Document new command line option.
	* NEWS: Mention the new feature.

1 files changed, 4 insertions, 1 deletions

diff --git a/ld/ld.h b/ld/ld.h
index f3086bf..2ac9f46 100644
--- a/ld/ld.h
+++ b/ld/ld.h
@@ -252,9 +252,12 @@ typedef struct
      changes due to the alignment of an input section.  */
   bool warn_section_align;
 
-  /* If TRUE, warning messages are fatal */
+  /* If TRUE, warning messages are fatal.  */
   bool fatal_warnings;
 
+  /* If TRUE, warning and error messages are ignored.  */
+  bool no_warnings;
+
   sort_order sort_common;
 
   bool text_read_only;