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[Bug rtl-optimization/26555] New: unrecognizable insn on IA64
- From: "debian-gcc at lists dot debian dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 4 Mar 2006 14:50:37 -0000
- Subject: [Bug rtl-optimization/26555] New: unrecognizable insn on IA64
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
[forwarded from http://bugs.debian.org/335078]
gcc version 4.0.3 20060212 (prerelease) (Debian 4.0.2-9)
% cat bla.c
union YYSTYPE {
char *string;
int intval;
};
void knparse (union YYSTYPE *yyvsp, union YYSTYPE yyval) {
if (yyvsp[1].intval > yyvsp[0].intval)
yyval.intval = yyvsp[0].intval;
else
yyval.intval = yyvsp[1].intval;
*yyvsp = yyval;
}
% gcc -c bla.c
% gcc -c bla.c -O
bla.c: In function 'knparse':
bla.c:13: error: unrecognizable insn:
(insn 43 42 32 0 (set (zero_extract:DI (reg/v:DI 342 [ yyval ])
(const_int 32 [0x20])
(const_int 0 [0x0]))
(reg:DI 348)) -1 (insn_list:REG_DEP_TRUE 7 (insn_list:REG_DEP_TRUE 42
(nil)))
(expr_list:REG_DEAD (reg:DI 348)
(nil)))
bla.c:13: internal compiler error: in extract_insn, at recog.c:2020
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://gcc.gnu.org/bugs.html> for instructions.
For Debian GNU/Linux specific bug reporting instructions,
see <URL:file:///usr/share/doc/gcc-4.0/README.Bugs>.
No problem with 3.4.6 20060122
--
Summary: unrecognizable insn on IA64
Product: gcc
Version: 4.0.3
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: rtl-optimization
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: debian-gcc at lists dot debian dot org
GCC build triplet: ia64-linux-gnu
GCC host triplet: ia64-linux-gnu
GCC target triplet: ia64-linux-gnu
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=26555