------- Comment #1 from grosser at gcc dot gnu dot org 2008-12-12 01:15 -------
Got a backtrace:
#0 internal_error (gmsgid=0x8ae3807 "in %s, at %s:%d") at
../../../git/gcc/diagnostic.c:656
#1 0x081d2481 in fancy_abort (file=Could not find the frame base for
"fancy_abort".
) at ../../../git/gcc/diagnostic.c:712
#2 0x089d6a49 in scan_tree_for_params (s=0x29434070, e=0x296c95c0, c=0x0, r=0,
k=0xbfbfe888,
subtract=0 '\0') at ../../../git/gcc/graphite.c:2412
#3 0x089d6a2b in scan_tree_for_params (s=0x29434070, e=0x296fd640, c=0x0, r=0,
k=0xbfbfe888,
subtract=0 '\0') at ../../../git/gcc/graphite.c:2408
#4 0x089d6521 in scan_tree_for_params (s=0x29434070, e=0x296fbd80, c=0x0, r=0,
k=0xbfbfe888,
subtract=0 '\0') at ../../../git/gcc/graphite.c:2362
#5 0x089d634a in scan_tree_for_params (s=0x29434070, e=0x296fbda4, c=0x0, r=0,
k=0xbfbfe888,
subtract=0 '\0') at ../../../git/gcc/graphite.c:2357
#6 0x089d752a in find_scop_parameters (scop=0x29434070) at
../../../git/gcc/graphite.c:2615
#7 0x089df712 in graphite_transform_loops () at
../../../git/gcc/graphite.c:5353
#8 0x0860bd10 in graphite_transforms () at
../../../git/gcc/tree-ssa-loop.c:298
#9 0x083dba7e in execute_one_pass (pass=0x8c6a860) at
../../../git/gcc/passes.c:1279
And it seems we do not handle scev that contain something like this:
(gdb) frame 2
#2 0x089d6a49 in scan_tree_for_params (s=0x29434070, e=0x296c95c0, c=0x0, r=0,
k=0xbfbfe888,
subtract=0 '\0') at ../../../git/gcc/graphite.c:2412
2412 gcc_unreachable ();
(gdb) call debug_generic_expr (e)
&buf
Seems like an address.
--
grosser at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |NEW
Ever Confirmed|0 |1
Last reconfirmed|0000-00-00 00:00:00 |2008-12-12 01:15:46
date| |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38499
