https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66381
Bug ID: 66381
Summary: ice in dfs_enumerate_from with -O3
Product: gcc
Version: 6.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: dcb314 at hotmail dot com
Target Milestone: ---
Created attachment 35677
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=35677&action=edit
C++ source code
For trunk gcc dated 20150530
Cue2Toc.cc: In function ‘cuesheet* read_cue(const char*, const char*)’:
Cue2Toc.cc:298:1: internal compiler error: in dfs_enumerate_from, at
cfganal.c:1195
0x8dc305 dfs_enumerate_from(basic_block_def*, int, bool (*)(basic_block_def
const*, void const*), basic_block_def**, int, void const*)
../../src/trunk/gcc/cfganal.c:1195
0xfabaa0 determine_bb_domination_status
../../src/trunk/gcc/tree-ssa-threadupdate.c:1768
0xfabaa0 thread_through_loop_header
../../src/trunk/gcc/tree-ssa-threadupdate.c:1953
0xfae22a thread_through_all_blocks(bool)
../../src/trunk/gcc/tree-ssa-threadupdate.c:2667
0xee203b execute
../../src/trunk/gcc/tree-ssa-dom.c:1244
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.
Flag -O3 required.
