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re PR preprocessor/17651 (Erroneous preprocessor output with -g when generating dependencies)

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2004-11-28  Nathanael Nerode  <neroden@gcc.gnu.org>

	PR preprocessor/17651
	* c-opts.c (sanitize_cpp_opts): Make flag_no_output imply
	flag_no_line_commands.
	* c-ppoutput.c (pp_file_change): Remove now-redundant check of
	flag_no_output.

From-SVN: r91436
This commit is contained in:
Nathanael Nerode 2004-11-28 23:29:41 +00:00
parent a8344e3213
commit f9c656237c
2 changed files with 3 additions and 1 deletions
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2
gcc/c-opts.c
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@ -1222,11 +1222,13 @@ sanitize_cpp_opts (void)
/* Disable -dD, -dN and -dI if normal output is suppressed. Allow
-dM since at least glibc relies on -M -dM to work. */
/* Also, flag_no_output implies flag_no_line_commands, always. */
if (flag_no_output)
{
if (flag_dump_macros != 'M')
flag_dump_macros = 0;
flag_dump_includes = 0;
flag_no_line_commands = 1;
}
cpp_opts->unsigned_char = !flag_signed_char;

2
gcc/c-ppoutput.c
View File

@ -370,7 +370,7 @@ pp_file_change (const struct line_map *map)
{
const char *flags = "";
if (flag_no_line_commands || flag_no_output)
if (flag_no_line_commands)
return;
if (map != NULL)