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[Bug target/55672] [4.8 Regression] -fstack-check=generic ICEs in print_reg, at config/i386/i386.c:13868
- From: "ubizjak at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 13 Dec 2012 16:49:45 +0000
- Subject: [Bug target/55672] [4.8 Regression] -fstack-check=generic ICEs in print_reg, at config/i386/i386.c:13868
- Auto-submitted: auto-generated
- References: <bug-55672-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55672
Uros Bizjak <ubizjak at gmail dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Keywords| |ra
CC| |vmakarov at gcc dot gnu.org
--- Comment #2 from Uros Bizjak <ubizjak at gmail dot com> 2012-12-13 16:49:45 UTC ---
LRA doesn't substitute frame reg with bp. In _.209r.reload, we still have:
(insn 6 3 7 2 (set (reg:CCZ 17 flags)
(compare:CCZ (mem/j/c:SI (plus:SI (reg/f:SI 20 frame)
(const_int -32 [0xffffffffffffffe0])) [0 x+0 S4 A32])
(const_int 4 [0x4]))) pr55672.c:4 7 {*cmpsi_1}
(nil))
Adding CC.