ICE on gcc 4.0.0rc2, but both 3.3.5 and 3.4.3 work.
No ICE if change pentium-mmx to pentium2.
$ /usr/local/gcc-4.0/bin/g++ -c -march=pentium-mmx 2.cpp
2.cpp: In function 'void f()':
2.cpp:30: error: unrecognizable insn:
(insn 13 12 14 0 (set (mem/i:V2SI (pre_dec:SI (reg/f:SI 7 sp)) [0 S8 A64])
(reg:V2SI 61 [ a ])) -1 (nil)
(expr_list:REG_DEAD (reg:V2SI 61 [ a ])
(nil)))
2.cpp:30: internal compiler error: in extract_insn, at recog.c:2020
--
Summary: ICE: unrecognizable insn for -march=pentium-mmx
Product: gcc
Version: 4.0.0
Status: UNCONFIRMED
Severity: normal
Priority: P2
Component: target
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: jochang at gmail dot com
CC: gcc-bugs at gcc dot gnu dot org
GCC build triplet: i686-pc-linux-gnu
GCC host triplet: i686-pc-linux-gnu
GCC target triplet: i686-pc-linux-gnu
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21100
