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re PR driver/28528 (C language extensions override -x in C++ driver)

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PR driver/28528
	* g++spec.c (lang_specific_driver): Always check if we need to
	swallow a space-separated  arg to '-x'.
	* lang-specs.h: Don't create ouput files for '-xc++-header'
	if -fsyntax-only.

From-SVN: r116392
This commit is contained in:
Danny Smith 2006-08-25 00:24:10 +00:00 committed by Danny Smith
parent df1195dbc5
commit a073516d43
3 changed files with 22 additions and 14 deletions
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8
gcc/cp/ChangeLog
View File

@ -1,3 +1,11 @@
2006-08-24 Danny Smith <dannysmith@users.sourceforge.net>
PR driver/28528
* g++spec.c (lang_specific_driver): Always check if we need to
swallow a space-separated arg to '-x'.
* lang-specs.h: Don't create ouput files for '-xc++-header'
if -fsyntax-only.
2006-08-23 Jason Merrill <jason@redhat.com>
PR c++/27714

26
gcc/cp/g++spec.c
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@ -149,19 +149,19 @@ lang_specific_driver (int *in_argc, const char *const **in_argv,
saw_verbose_flag = 1;
else if (strncmp (argv[i], "-x", 2) == 0)
{
if (library == 0)
{
const char * arg;
if (argv[i][2] != '\0')
arg = argv[i]+2;
else if (argv[i+1] != NULL)
arg = argv[i+1];
else /* Error condition, message will be printed later. */
arg = "";
if (strcmp (arg, "c++") == 0
|| strcmp (arg, "c++-cpp-output") == 0)
library = 1;
}
const char * arg;
if (argv[i][2] != '\0')
arg = argv[i]+2;
else if ((argv[i+1]) != NULL)
/* We need to swallow arg on next loop. */
quote = arg = argv[i+1];
else /* Error condition, message will be printed later. */
arg = "";
if (library == 0
&& (strcmp (arg, "c++") == 0
|| strcmp (arg, "c++-cpp-output") == 0))
library = 1;
saw_speclang = 1;
}
/* Arguments that go directly to the linker might be .o files,

2
gcc/cp/lang-specs.h
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@ -43,7 +43,7 @@ Boston, MA 02110-1301, USA. */
cc1plus %{save-temps|no-integrated-cpp:-fpreprocessed %{save-temps:%b.ii} %{!save-temps:%g.ii}}\
%{!save-temps:%{!no-integrated-cpp:%(cpp_unique_options)}}\
%(cc1_options) %2 %{+e1*}\
-o %g.s %{!o*:--output-pch=%i.gch} %W{o*:--output-pch=%*}%V}}}",
%{!fsyntax-only:-o %g.s %{!o*:--output-pch=%i.gch} %W{o*:--output-pch=%*}%V}}}}",
CPLUSPLUS_CPP_SPEC, 0, 0},
{"@c++",
"%{E|M|MM:cc1plus -E %(cpp_options) %2 %(cpp_debug_options)}\