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re PR driver/42442 (-march=native doesn't apply to multiple files)

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PR driver/42442
	* gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
	(do_self_spec): For switches with SWITCH_IGNORE set set also
	SWITCH_IGNORE_PERMANENTLY.
	(check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
	of SWITCH_IGNORE.

From-SVN: r155622
This commit is contained in:
Jakub Jelinek 2010-01-04 17:02:41 +01:00 committed by Jakub Jelinek
parent ca30dbc38e
commit 94b905273c
2 changed files with 26 additions and 6 deletions
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9
gcc/ChangeLog
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@ -1,3 +1,12 @@
2010-01-04 Jakub Jelinek <jakub@redhat.com>
PR driver/42442
* gcc.c (SWITCH_IGNORE_PERMANENTLY): Define.
(do_self_spec): For switches with SWITCH_IGNORE set set also
SWITCH_IGNORE_PERMANENTLY.
(check_live_switch): Check SWITCH_IGNORE_PERMANENTLY instead
of SWITCH_IGNORE.
2010-01-04 Rafael Avila de Espindola <espindola@google.com>
* lto-streamer-out.c (output_unreferenced_globals): Output the full

23
gcc/gcc.c
View File

@ -3233,12 +3233,15 @@ See %s for instructions.",
SWITCH_LIVE to indicate this switch is true in a conditional spec.
SWITCH_FALSE to indicate this switch is overridden by a later switch.
SWITCH_IGNORE to indicate this switch should be ignored (used in %<S).
SWITCH_IGNORE_PERMANENTLY to indicate this switch should be ignored
in all do_spec calls afterwards. Used for %<S from self specs.
The `validated' field is nonzero if any spec has looked at this switch;
if it remains zero at the end of the run, it must be meaningless. */
#define SWITCH_LIVE 0x1
#define SWITCH_FALSE 0x2
#define SWITCH_IGNORE 0x4
#define SWITCH_LIVE 0x1
#define SWITCH_FALSE 0x2
#define SWITCH_IGNORE 0x4
#define SWITCH_IGNORE_PERMANENTLY 0x8
struct switchstr
{
@ -4928,13 +4931,20 @@ do_option_spec (const char *name, const char *spec)
static void
do_self_spec (const char *spec)
{
int i;
do_spec_2 (spec);
do_spec_1 (" ", 0, NULL);
/* Mark %<S switches processed by do_self_spec to be ignored permanently.
do_self_specs adds the replacements to switches array, so it shouldn't
be processed afterwards. */
for (i = 0; i < n_switches; i++)
if ((switches[i].live_cond & SWITCH_IGNORE))
switches[i].live_cond |= SWITCH_IGNORE_PERMANENTLY;
if (argbuf_index > 0)
{
int i;
switches = XRESIZEVEC (struct switchstr, switches,
n_switches + argbuf_index + 1);
@ -6448,7 +6458,8 @@ check_live_switch (int switchnum, int prefix_length)
if (switches[switchnum].live_cond != 0)
return ((switches[switchnum].live_cond & SWITCH_LIVE) != 0
&& (switches[switchnum].live_cond & SWITCH_FALSE) == 0
&& (switches[switchnum].live_cond & SWITCH_IGNORE) == 0);
&& (switches[switchnum].live_cond & SWITCH_IGNORE_PERMANENTLY)
== 0);
/* In the common case of {<at-most-one-letter>*}, a negating
switch would always match, so ignore that case. We will just