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re PR middle-end/56461 (GCC is leaking lots of memory)

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PR middle-end/56461
	* lra.c (lra): Call lra_clear_live_ranges if live_p,
	right before calling lra_create_live_ranges, also call it
	when clearing live_p.  Only call lra_clear_live_ranges
	at the end if live_p.

From-SVN: r196468
This commit is contained in:
Jakub Jelinek 2013-03-05 16:50:38 +01:00 committed by Jakub Jelinek
parent 334e71e822
commit 4ccf8f43ce
2 changed files with 12 additions and 1 deletions
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6
gcc/ChangeLog
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@ -1,5 +1,11 @@
2013-03-05 Jakub Jelinek <jakub@redhat.com>
PR middle-end/56461
* lra.c (lra): Call lra_clear_live_ranges if live_p,
right before calling lra_create_live_ranges, also call it
when clearing live_p. Only call lra_clear_live_ranges
at the end if live_p.
PR middle-end/56461
* sched-deps.c (delete_dep_node): Free DEP_REPLACE.

7
gcc/lra.c
View File

@ -2291,6 +2291,8 @@ lra (FILE *f)
/* Do inheritance only for regular algorithms. */
if (! lra_simple_p)
lra_inheritance ();
if (live_p)
lra_clear_live_ranges ();
/* We need live ranges for lra_assign -- so build them. */
lra_create_live_ranges (true);
live_p = true;
@ -2308,6 +2310,8 @@ lra (FILE *f)
live_p = false;
if (lra_undo_inheritance ())
live_p = false;
if (! live_p)
lra_clear_live_ranges ();
}
}
bitmap_clear (&lra_optional_reload_pseudos);
@ -2334,7 +2338,8 @@ lra (FILE *f)
lra_eliminate (true);
lra_final_code_change ();
lra_in_progress = 0;
lra_clear_live_ranges ();
if (live_p)
lra_clear_live_ranges ();
lra_live_ranges_finish ();
lra_constraints_finish ();
finish_reg_info ();