http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59586
Dominique d'Humieres <dominiq at lps dot ens.fr> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |spop at gcc dot gnu.org
Summary|Segmentation fault with |[4.8/4.9 Regression]
|-Ofast |[graphite] Segmentation
|-floop-parallelize-all |fault with -Ofast
|-ftree-parallelize-loops |-floop-parallelize-all
| |-ftree-parallelize-loops
--- Comment #2 from Dominique d'Humieres <dominiq at lps dot ens.fr> ---
Revision r188914 (2012-06-24) is OK, r189336 (2012-07-06) gives the ICE.
(gdb) bt
#0 0x000000010053910b in compute_deps (scop=0x1418bcc00, pbbs=...,
must_raw=0xde650, may_raw=0xfc080, must_raw_no_source=0x141907f50,
may_raw_no_source=0x141920330,
must_war=<error reading variable: Could not find the frame base for
"compute_deps(scop*, vec<poly_bb*, va_heap, vl_ptr>, isl_union_map**,
isl_union_map**, isl_union_map**, isl_union_map**, isl_union_map**,
isl_union_map**, isl_union_map**, isl_union_map**, isl_union_map**,
isl_union_map**, isl_union_map**, isl_union_map**)".>,
may_war=<error reading variable: Could not find the frame base for
"compute_deps(scop*, vec<poly_bb*, va_heap, vl_ptr>, isl_union_map**,
isl_union_map**, isl_union_map**, isl_union_map**, isl_union_map**,
isl_union_map**, isl_union_map**, isl_union_map**, isl_union_map**,
isl_union_map**, isl_union_map**, isl_union_map**)".>,
must_war_no_source=<error reading variable: Could not find the frame base
for "compute_deps(scop*, vec<poly_bb*, va_heap, vl_ptr>, isl_union_map**,
isl_union_map**, isl_union_map**, isl_union_map**, isl_union_map**,
isl_union_map**, isl_union_map**, isl_union_map**, isl_union_map**,
isl_union_map**, isl_union_map**, isl_union_map**)".>,
may_war_no_source=<error reading variable: Could not find the frame base
for "compute_deps(scop*, vec<poly_bb*, va_heap, vl_ptr>, isl_union_map**,
isl_union_map**, isl_union_map**, isl_union_map**, isl_union_map**,
isl_union_map**, isl_union_map**, isl_union_map**, isl_union_map**,
isl_union_map**, isl_union_map**, isl_union_map**)".>,
must_waw=<error reading variable: Could not find the frame base for
"compute_deps(scop*, vec<poly_bb*, va_heap, vl_ptr>, isl_union_map**,
isl_union_map**, isl_union_map**, isl_union_map**, isl_union_map**,
isl_union_map**, isl_union_map**, isl_union_map**, isl_union_map**,
isl_union_map**, isl_union_map**, isl_union_map**)".>,
may_waw=<error reading variable: Could not find the frame base for
"compute_deps(scop*, vec<poly_bb*, va_heap, vl_ptr>, isl_union_map**,
isl_union_map**, isl_union_map**, isl_union_map**, isl_union_map**,
isl_union_map**, isl_union_map**, isl_union_map**, isl_union_map**,
isl_union_map**, isl_union_map**, isl_union_map**)".>,
must_waw_no_source=<error reading variable: Could not find the frame base
for "compute_deps(scop*, vec<poly_bb*, va_heap, vl_ptr>, isl_union_map**,
isl_union_map**, isl_union_map**, isl_union_map**, isl_union_map**,
isl_union_map**, isl_union_map**, isl_union_map**, isl_union_map**,
isl_union_map**, isl_union_map**, isl_union_map**)".>,
may_waw_no_source=<error reading variable: Could not find the frame base
for "compute_deps(scop*, vec<poly_bb*, va_heap, vl_ptr>, isl_union_map**,
isl_union_map**, isl_union_map**, isl_union_map**, isl_union_map**,
isl_union_map**, isl_union_map**, isl_union_map**, isl_union_map**,
isl_union_map**, isl_union_map**, isl_union_map**)".>) at
../../_clean/gcc/graphite-dependences.c:430
#1 0x000000010053965e in loop_is_parallel_p (loop=<optimized out>,
bb_pbb_mapping=..., depth=<optimized out>)
at ../../_clean/gcc/graphite-dependences.c:566
#2 0x0000000100537597 in translate_clast (context_loop=0x1418bcc00,
stmt=0x1419084c0, next_e=0xde650, bb_pbb_mapping=..., level=1099988816,
ip=0x141920330) at ../../_clean/gcc/graphite-clast-to-gimple.c:1200
#3 0x000000010053793c in gloog (scop=<optimized out>, bb_pbb_mapping=...) at
../../_clean/gcc/graphite-clast-to-gimple.c:1705
#4 0x000000010053200f in graphite_transform_loops () at
../../_clean/gcc/graphite.c:304
#5 0x000000010053251a in pass_graphite_transforms::execute (this=<optimized
out>) at ../../_clean/gcc/graphite.c:332
#6 0x000000010067c4b9 in execute_one_pass (pass=<optimized out>) at
../../_clean/gcc/passes.c:2213
#7 0x000000010067c74e in execute_pass_list (pass=<optimized out>) at
../../_clean/gcc/passes.c:2266
#8 0x000000010067c760 in execute_pass_list (pass=<optimized out>) at
../../_clean/gcc/passes.c:2267
#9 0x000000010067c760 in execute_pass_list (pass=<optimized out>) at
../../_clean/gcc/passes.c:2267
#10 0x000000010067c760 in execute_pass_list (pass=<optimized out>) at
../../_clean/gcc/passes.c:2267
#11 0x00000001003c66cf in expand_function (node=<optimized out>) at
../../_clean/gcc/cgraphunit.c:1763
#12 0x00000001003c81d7 in compile () at ../../_clean/gcc/cgraphunit.c:1868
#13 0x00000001003c85a2 in finalize_compilation_unit () at
../../_clean/gcc/cgraphunit.c:2280
#14 0x00000001005f1680 in write_global_declarations () at
../../_clean/gcc/langhooks.c:323
#15 0x0000000100737ac1 in compile_file () at ../../_clean/gcc/toplev.c:561
#16 0x00000001007398d9 in toplev_main (argc=5, argv=0x7fff5fbff490) at
../../_clean/gcc/toplev.c:1887
