https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64312
Bug ID: 64312
Summary: [5 Regression] ICE: Segmentation fault
Product: gcc
Version: 5.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: trippels at gcc dot gnu.org
Running the Boost testsuite on gcc20 shows:
trippels@gcc20 status % ~/gcc_test/usr/local/bin/g++ -w -save-temps
-ftemplate-depth-128 -O3 -finline-functions -Wno-inline -Wall -std=c++11
-march=native -DBOOST_ALL_NO_LIB=1 -DBOOST_TEST_NO_AUTO_LINK=1 -DNDEBUG -I".."
-c -o
"/home/trippels/results/boost/bin.v2/libs/numeric/odeint/test/adams_bashforth_moulton.test/gcc-5.0.0/release/link-static/pch-off/adams_bashforth_moulton.o"
"../libs/numeric/odeint/test/adams_bashforth_moulton.cpp"
../libs/numeric/odeint/test/adams_bashforth_moulton.cpp: In member function
‘void adams_bashforth_moulton_test::test_instantiation::test_method()’:
../libs/numeric/odeint/test/adams_bashforth_moulton.cpp:87:1536: internal
compiler error: Segmentation fault
0xc6892f crash_signal
../../gcc/gcc/toplev.c:358
0xd5ba94 gimple_code
../../gcc/gcc/gimple.h:1545
0xd5ba94 gimple_nop_p
../../gcc/gcc/gimple.h:5589
0xd5ba94 walk_non_aliased_vuses(ao_ref*, tree_node*, void* (*)(ao_ref*,
tree_node*, unsigned int, void*), void* (*)(ao_ref*, tree_node*, void*, bool),
tree_node* (*)(tree_node*), void*)
../../gcc/gcc/tree-ssa-alias.c:2675
0xdfb91c vn_reference_lookup(tree_node*, tree_node*, vn_lookup_kind,
vn_reference_s**)
../../gcc/gcc/tree-ssa-sccvn.c:2217
0xdd82f3 eliminate_dom_walker::before_dom_children(basic_block_def*)
../../gcc/gcc/tree-ssa-pre.c:4264
0x1213e17 dom_walker::walk(basic_block_def*)
../../gcc/gcc/domwalk.c:188
0xdd9a00 eliminate
../../gcc/gcc/tree-ssa-pre.c:4491
0xdd9c55 execute
../../gcc/gcc/tree-ssa-pre.c:4910
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.
Testcase is over 6MB. Reducing.
