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[Bug c/60291] slow compile times for any mode (-O0/-O1/-O2) on large .c source file (30MBs)
- From: "trippels at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 20 Feb 2014 14:49:44 +0000
- Subject: [Bug c/60291] slow compile times for any mode (-O0/-O1/-O2) on large .c source file (30MBs)
- Auto-submitted: auto-generated
- References: <bug-60291-4 at http dot gcc dot gnu dot org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60291
--- Comment #3 from Markus Trippelsdorf <trippels at gcc dot gnu.org> ---
Perf shows:
24.26% cc1 cc1 [.] bitmap_set_bit(bitmap_head*, int)
20.88% cc1 cc1 [.] mark_all_vars_used_1(tree_node**, int*, void*)
14.18% cc1 cc1 [.] operand_equal_p(tree_node const*, tree_node const*,...
9.15% cc1 cc1 [.] mem_attrs_eq_p(mem_attrs const*, mem_attrs const*)
4.17% cc1 cc1 [.] walk_tree_1(tree_node**, tree_node* (*)(tree_node**,...
1.69% cc1 cc1 [.] tree_block(tree_node*)