Maybe related to 25310. We fail to build xemacs with:
/usr/lib64/gcc/s390x-suse-linux/4.1.0/cc1 -fpreprocessed window.i -quiet
-dumpbase window.i -m64 -mzarch -march=z900 -auxbase window -g -O2 -Wall
-Wno-switch -Wundef -Wsign-compare -Wno-char-subscripts -Wpacked
-Wunused-parameter -Wall -Wall -Wno-switch -version -fmessage-length=0
-fno-strict-aliasing -o /tmp/ccZf90fd.s
window.c: In function set_window_pixsize:
window.c:3584: error: insn does not satisfy its constraints:
(insn:QI 70 410 71 4 window.c:3487 (set (reg:CCZ 33 %cc)
(compare:CCZ (mem/s/j:DI (plus:DI (reg/v:DI 11 %r11 [orig:66 window ]
[66])
(const_int 208 [0xd0])) [0 <variable>.parent+0 S8 A64])
(mem/c/i:DI (reg:DI 13 %r13) [0 Qnil+0 S8 A64]))) 24 {*cmpdi_cct}
(insn_list:REG_DEP_TRUE 67 (nil))
(nil))
window.c:3584: internal compiler error: in reload_cse_simplify_operands, at
postreload.c:393
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://www.suse.de/feedback> for instructions.
--
Summary: [4.1 Regression] ICE in reload_cse_simplify_operands, at
postreload.c:393
Product: gcc
Version: 4.1.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: target
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: rguenth at gcc dot gnu dot org
GCC target triplet: s390x-*-linux-gnu
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=25311
