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[Bug tree-optimization/53571] New: [4.6/4.7/4.8 regression] ICE with -O{2,3} -floop-parallelize-all in cloog_domain_stride()
- From: "xarthisius.kk at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 04 Jun 2012 08:00:47 +0000
- Subject: [Bug tree-optimization/53571] New: [4.6/4.7/4.8 regression] ICE with -O{2,3} -floop-parallelize-all in cloog_domain_stride()
- Auto-submitted: auto-generated
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53571
Bug #: 53571
Summary: [4.6/4.7/4.8 regression] ICE with -O{2,3}
-floop-parallelize-all in cloog_domain_stride()
Classification: Unclassified
Product: gcc
Version: 4.6.3
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
AssignedTo: unassigned@gcc.gnu.org
ReportedBy: xarthisius.kk@gmail.com
Created attachment 27552
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=27552
reduced testcase
0x00007ffff7bcc1d5 in cloog_domain_stride () from /usr/lib64/libcloog.so.0
(gdb) bt
#0 0x00007ffff7bcc1d5 in cloog_domain_stride () from /usr/lib64/libcloog.so.0
#1 0x00007ffff7bc1ecf in ?? () from /usr/lib64/libcloog.so.0
#2 0x00007ffff7bc171b in cloog_loop_generate () from /usr/lib64/libcloog.so.0
#3 0x00007ffff7bd2f69 in cloog_program_generate () from
/usr/lib64/libcloog.so.0
#4 0x0000000000d593ec in scop_to_clast ()
#5 0x0000000000d5961e in gloog ()
#6 0x0000000000d55763 in graphite_transform_loops ()
#7 0x000000000091a269 in graphite_transforms ()
#8 0x0000000000759059 in execute_one_pass ()
#9 0x0000000000759233 in execute_pass_list ()
#10 0x0000000000759254 in execute_pass_list ()
#11 0x0000000000759254 in execute_pass_list ()
#12 0x0000000000759254 in execute_pass_list ()
#13 0x000000000088eae1 in tree_rest_of_compilation ()
#14 0x0000000000a49d0b in cgraph_expand_function ()
#15 0x0000000000a49eca in cgraph_expand_all_functions ()
#16 0x0000000000a4a533 in cgraph_optimize ()
#17 0x0000000000a48b22 in cgraph_finalize_compilation_unit ()
#18 0x000000000049de30 in c_write_global_declarations ()
#19 0x000000000083006e in compile_file ()
#20 0x0000000000832000 in do_compile ()
#21 0x0000000000832146 in toplev_main ()
#22 0x0000000000521118 in main ()
Downstream bug: https://bugs.gentoo.org/show_bug.cgi?id=361953