http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54886



Richard Biener <rguenth at gcc dot gnu.org> changed:



           What    |Removed                     |Added

----------------------------------------------------------------------------

             Status|NEW                         |ASSIGNED

         AssignedTo|unassigned at gcc dot       |rguenth at gcc dot gnu.org

                   |gnu.org                     |



--- Comment #5 from Richard Biener <rguenth at gcc dot gnu.org> 2012-12-07 
12:01:45 UTC ---

 fooisl_ctx.c:158: isl_ctx freed, but some objects still reference it



this probably means some other data structure leaks:



==6257== 23,443 (48 direct, 23,395 indirect) bytes in 1 blocks are definitely

lo

st in loss record 778 of 781

==6257==    at 0x4C2B14B: malloc (in

/usr/lib64/valgrind/vgpreload_memcheck-amd6

4-linux.so)

==6257==    by 0x509087D: isl_pw_aff_alloc_size (in

/usr/lib64/libisl.so.10.0.0)

==6257==    by 0x5090D3E: ??? (in /usr/lib64/libisl.so.10.0.0)

==6257==    by 0x10651E9: wrap(isl_pw_aff*, unsigned int)

(graphite-sese-to-poly

.c:721)

==6257==    by 0x106572B: extract_affine(scop*, tree_node*, isl_space*)

(graphite-sese-to-poly.c:833)

==6257==    by 0x1065E22: build_loop_iteration_domains(scop*, loop*, int,

isl_set*, isl_set**) (graphite-sese-to-poly.c:1018)

==6257==    by 0x1066D69: build_scop_iteration_domain(scop*)

(graphite-sese-to-poly.c:1411)

==6257==    by 0x106B641: build_poly_scop(scop*) (graphite-sese-to-poly.c:3193)

==6257==    by 0x10526F3: graphite_transform_loops() (graphite.c:287)

==6257==    by 0xBEFE74: graphite_transforms() (tree-ssa-loop.c:258)

==6257==    by 0x9C3EBE: execute_one_pass(opt_pass*) (passes.c:2335)

==6257==    by 0x9C40B2: execute_pass_list(opt_pass*) (passes.c:2383)



and some more.  I have a patch for the testcases at least.

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