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Do not error when -E provided (PR pch/78970). 

2017-01-09  Martin Liska  <mliska@suse.cz>

	PR pch/78970
	* gcc.c (driver_handle_option): Handle OPT_E and set
	have_E.
	(lookup_compiler): Do not show error message with have_E.

From-SVN: r244227
This commit is contained in:
Martin Liska 2017-01-09 16:24:35 +01:00 committed by Martin Liska
parent dc8bc65be3
commit 7e8400e22e
2 changed files with 16 additions and 1 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
2017-01-09 Martin Liska <mliska@suse.cz>
PR pch/78970
* gcc.c (driver_handle_option): Handle OPT_E and set
have_E.
(lookup_compiler): Do not show error message with have_E.
2017-01-09 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/78938

10
gcc/gcc.c
View File

@ -1931,6 +1931,9 @@ static int have_c = 0;
/* Was the option -o passed. */
static int have_o = 0;
/* Was the option -E passed. */
static int have_E = 0;
/* Pointer to output file name passed in with -o. */
static const char *output_file = 0;
@ -4067,6 +4070,10 @@ driver_handle_option (struct gcc_options *opts,
validated = true;
break;
case OPT_E:
have_E = true;
break;
case OPT_x:
spec_lang = arg;
if (!strcmp (spec_lang, "none"))
@ -8328,7 +8335,8 @@ lookup_compiler (const char *name, size_t length, const char *language)
{
if (name != NULL && strcmp (name, "-") == 0
&& (strcmp (cp->suffix, "@c-header") == 0
|| strcmp (cp->suffix, "@c++-header") == 0))
|| strcmp (cp->suffix, "@c++-header") == 0)
&& !have_E)
fatal_error (input_location,
"cannot use %<-%> as input filename for a "
"precompiled header");