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[Bug middle-end/55150] New: Crash in copy_rtx
- From: "rmansfield at qnx dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 31 Oct 2012 16:39:49 +0000
- Subject: [Bug middle-end/55150] New: Crash in copy_rtx
- Auto-submitted: auto-generated
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=55150
Bug #: 55150
Summary: Crash in copy_rtx
Classification: Unclassified
Product: gcc
Version: 4.8.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: middle-end
AssignedTo: unassigned@gcc.gnu.org
ReportedBy: rmansfield@qnx.com
CC: vmakarov@redhat.com
Created attachment 28581
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=28581
preprocessed src
It appears this regression was introduced during the LRA merge:
http://gcc.gnu.org/viewcvs?view=revision&revision=192719
$ ./xgcc -B. -Os -g ~/ice.i -m32
/home/ryan/ice.i: In function âCamellia_Ekeygenâ:
/home/ryan/ice.i:68:3: internal compiler error: in copy_rtx, at rtl.c:323
}
^
0x890190 copy_rtx(rtx_def*)
../../gcc/rtl.c:323
0x800628 remove_pseudos
../../gcc/lra-spills.c:435
0x800693 remove_pseudos
../../gcc/lra-spills.c:443
0x800693 remove_pseudos
../../gcc/lra-spills.c:443
0x800693 remove_pseudos
../../gcc/lra-spills.c:443
0x800693 remove_pseudos
../../gcc/lra-spills.c:443
0x800c73 spill_pseudos
../../gcc/lra-spills.c:481
0x800c73 lra_spill()
../../gcc/lra-spills.c:568
0x7ec984 lra(_IO_FILE*)
../../gcc/lra.c:2327
0x7b4326 do_reload
../../gcc/ira.c:4624
0x7b4326 rest_of_handle_reload
../../gcc/ira.c:4736
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