[Bug middle-end/38461] New: [graphite] internal compiler error: verify_ssa failed

[Bug middle-end/38461] New: [graphite] internal compiler error: verify_ssa failed

[jv244 at cam dot ac dot uk]

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lebedev.F fails with:

scratch/vondele/clean/cp2k/src/../src/lebedev.F: In function ‘load_sub_grid’:
/scratch/vondele/clean/cp2k/src/../src/lebedev.F:156: error: definition in
block 18 does not dominate use in block 16
for SSA_NAME: PARM_NOALIAS.233_1989 in statement:
# VUSE <PARM_NOALIAS.233_1989>
pretmp.462_1908 = *lgnum_39(D);
/scratch/vondele/clean/cp2k/src/../src/lebedev.F:156: internal compiler error:
verify_ssa failed

which traces to

#0  internal_error (gmsgid=0xc4eeb3 "verify_ssa failed") at
/scratch/vondele/gcc/graphite/gcc/diagnostic.c:652
#1  0x0000000000821ede in verify_ssa (check_modified_stmt=0 '\0') at
/scratch/vondele/gcc/graphite/gcc/tree-ssa.c:894
#2  0x0000000000aeb66e in gloog (scop=0x1352340, stmt=0x13bb9f0) at
/scratch/vondele/gcc/graphite/gcc/graphite.c:1844
#3  0x0000000000aede56 in graphite_transform_loops () at
/scratch/vondele/gcc/graphite/gcc/graphite.c:5382
#4  0x00000000007df337 in graphite_transforms () at
/scratch/vondele/gcc/graphite/gcc/tree-ssa-loop.c:298
#5  0x000000000066cb55 in execute_one_pass (pass=0x10827e0) at
/scratch/vondele/gcc/graphite/gcc/passes.c:1279
#6  0x000000000066cd41 in execute_pass_list (pass=0x10827e0) at
/scratch/vondele/gcc/graphite/gcc/passes.c:1328
#7  0x000000000066cd55 in execute_pass_list (pass=0x1082540) at
/scratch/vondele/gcc/graphite/gcc/passes.c:1329
#8  0x000000000066cd55 in execute_pass_list (pass=0x1081a00) at
/scratch/vondele/gcc/graphite/gcc/passes.c:1329
#9  0x000000000075dafc in tree_rest_of_compilation (fndecl=0x2b928a0ef400) at
/scratch/vondele/gcc/graphite/gcc/tree-optimize.c:418
#10 0x00000000008d7ac0 in cgraph_expand_function (node=0x2b928a19da00) at
/scratch/vondele/gcc/graphite/gcc/cgraphunit.c:1038
#11 0x00000000008d967d in cgraph_optimize () at
/scratch/vondele/gcc/graphite/gcc/cgraphunit.c:1097
#12 0x0000000000485ffa in gfc_be_parse_file (set_yydebug=<value optimized ou

will see if I can reduce this...


-- 
           Summary: [graphite] internal compiler error: verify_ssa failed
           Product: gcc
           Version: 4.4.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: middle-end
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: jv244 at cam dot ac dot uk
OtherBugsDependingO 38431
             nThis:


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38461

[Bug middle-end/38461] [graphite] internal compiler error: verify_ssa failed

[jv244 at cam dot ac dot uk]

------- Comment #1 from jv244 at cam dot ac dot uk  2008-12-09 21:01 -------
Created an attachment (id=16864)
 --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=16864&action=view)
testcase

reduced


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38461

[Bug middle-end/38461] [graphite] internal compiler error: verify_ssa failed

[jv244 at cam dot ac dot uk]

------- Comment #2 from jv244 at cam dot ac dot uk  2008-12-11 19:16 -------
fixed with the current graphite branch.


-- 

jv244 at cam dot ac dot uk changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
         Resolution|                            |FIXED


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38461