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[Bug middle-end/67649] trunk build with valgrind fail in get_def_blocks_for
- From: "trippels at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 21 Sep 2015 09:33:14 +0000
- Subject: [Bug middle-end/67649] trunk build with valgrind fail in get_def_blocks_for
- Auto-submitted: auto-generated
- References: <bug-67649-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67649
--- Comment #4 from Markus Trippelsdorf <trippels at gcc dot gnu.org> ---
==122519== Invalid write of size 4
==122519== at 0x107D4EF0: vn_nary_op_insert_into(vn_nary_op_s*,
hash_table<vn_nary_op_hasher, xcallocator>*, bool) (tree-ssa-sccvn.c:2634)
==122519== by 0x107D528B: sccvn_dom_walker::record_cond(basic_block_def*,
tree_code, tree_node*, tree_node*, bool) (tree-ssa-sccvn.c:4408)
==122519== by 0x107D55EB: sccvn_dom_walker::record_conds(basic_block_def*,
tree_code, tree_node*, tree_node*, bool) (tree-ssa-sccvn.c:4448)
==122519== by 0x107DC503:
sccvn_dom_walker::before_dom_children(basic_block_def*) (tree-ssa-sccvn.c:4550)
==122519== by 0x10BC99EB: dom_walker::walk(basic_block_def*) (domwalk.c:177)
==122519== by 0x107DE01F: run_scc_vn(vn_lookup_kind) (tree-ssa-sccvn.c:4680)
==122519== by 0x107AAD47: (anonymous
namespace)::pass_fre::execute(function*) (tree-ssa-pre.c:4959)
==122519== by 0x1055D46F: execute_one_pass(opt_pass*) (passes.c:2332)
==122519== by 0x1055D983: execute_pass_list_1(opt_pass*) (passes.c:2385)
==122519== by 0x1055D99B: execute_pass_list_1(opt_pass*) (passes.c:2386)
==122519== by 0x1055DA23: execute_pass_list(function*, opt_pass*)
(passes.c:2396)
==122519== by 0x1055BA6F: do_per_function_toporder(void (*)(function*,
void*), void*) (passes.c:1729)
==122519== Address 0xe2be758 is 1,368 bytes inside a block of size 65,536
alloc'd
==122519== at 0x4093D9C: malloc (in
/usr/lib64/valgrind/vgpreload_memcheck-ppc64le-linux.so)
==122519== by 0x10D2562B: xmalloc (xmalloc.c:147)
==122519== by 0x10299047: allocate (memory-block.h:56)
==122519== by 0x10299047: base_pool_allocator<memory_block_pool>::allocate()
(alloc-pool.h:366)
==122519== by 0x1033686F: allocate (alloc-pool.h:489)
==122519== by 0x1033686F: et_new_tree (et-forest.c:464)
==122519== by 0x102C2C07: calculate_dominance_info(cdi_direction)
(dominance.c:651)
==122519== by 0x106C9EBB: (anonymous
namespace)::pass_build_ssa::execute(function*) (tree-into-ssa.c:2379)
==122519== by 0x1055D46F: execute_one_pass(opt_pass*) (passes.c:2332)
==122519== by 0x1055D983: execute_pass_list_1(opt_pass*) (passes.c:2385)
==122519== by 0x1055DA23: execute_pass_list(function*, opt_pass*)
(passes.c:2396)
==122519== by 0x1055BA6F: do_per_function_toporder(void (*)(function*,
void*), void*) (passes.c:1729)
==122519== by 0x1055E3AB: execute_ipa_pass_list(opt_pass*) (passes.c:2739)
==122519== by 0x10280E07: ipa_passes (cgraphunit.c:2259)
==122519== by 0x10280E07: symbol_table::compile() (cgraphunit.c:2400)
==122519==
==122519== Invalid read of size 4
==122519== at 0x107D4EA4: vn_nary_op_insert_into(vn_nary_op_s*,
hash_table<vn_nary_op_hasher, xcallocator>*, bool) (tree-ssa-sccvn.c:2636)
==122519== by 0x107D528B: sccvn_dom_walker::record_cond(basic_block_def*,
tree_code, tree_node*, tree_node*, bool) (tree-ssa-sccvn.c:4408)
==122519== by 0x107D55EB: sccvn_dom_walker::record_conds(basic_block_def*,
tree_code, tree_node*, tree_node*, bool) (tree-ssa-sccvn.c:4448)
==122519== by 0x107DC503:
sccvn_dom_walker::before_dom_children(basic_block_def*) (tree-ssa-sccvn.c:4550)
==122519== by 0x10BC99EB: dom_walker::walk(basic_block_def*) (domwalk.c:177)
==122519== by 0x107DE01F: run_scc_vn(vn_lookup_kind) (tree-ssa-sccvn.c:4680)
==122519== by 0x107AAD47: (anonymous
namespace)::pass_fre::execute(function*) (tree-ssa-pre.c:4959)
==122519== by 0x1055D46F: execute_one_pass(opt_pass*) (passes.c:2332)
==122519== by 0x1055D983: execute_pass_list_1(opt_pass*) (passes.c:2385)
==122519== by 0x1055D99B: execute_pass_list_1(opt_pass*) (passes.c:2386)
==122519== by 0x1055DA23: execute_pass_list(function*, opt_pass*)
(passes.c:2396)
==122519== by 0x1055BA6F: do_per_function_toporder(void (*)(function*,
void*), void*) (passes.c:1729)
==122519== Address 0xe2be758 is 1,368 bytes inside a block of size 65,536
alloc'd
==122519== at 0x4093D9C: malloc (in
/usr/lib64/valgrind/vgpreload_memcheck-ppc64le-linux.so)
==122519== by 0x10D2562B: xmalloc (xmalloc.c:147)
==122519== by 0x10299047: allocate (memory-block.h:56)
==122519== by 0x10299047: base_pool_allocator<memory_block_pool>::allocate()
(alloc-pool.h:366)
==122519== by 0x1033686F: allocate (alloc-pool.h:489)
==122519== by 0x1033686F: et_new_tree (et-forest.c:464)
==122519== by 0x102C2C07: calculate_dominance_info(cdi_direction)
(dominance.c:651)
==122519== by 0x106C9EBB: (anonymous
namespace)::pass_build_ssa::execute(function*) (tree-into-ssa.c:2379)
==122519== by 0x1055D46F: execute_one_pass(opt_pass*) (passes.c:2332)
==122519== by 0x1055D983: execute_pass_list_1(opt_pass*) (passes.c:2385)
==122519== by 0x1055DA23: execute_pass_list(function*, opt_pass*)
(passes.c:2396)
==122519== by 0x1055BA6F: do_per_function_toporder(void (*)(function*,
void*), void*) (passes.c:1729)
==122519== by 0x1055E3AB: execute_ipa_pass_list(opt_pass*) (passes.c:2739)
==122519== by 0x10280E07: ipa_passes (cgraphunit.c:2259)
==122519== by 0x10280E07: symbol_table::compile() (cgraphunit.c:2400)
==122519==
==122519== Invalid read of size 4
==122519== at 0x107D2168: vn_nary_op_eq(vn_nary_op_s const*, vn_nary_op_s
const*) (tree-ssa-sccvn.c:2421)
==122519== by 0x107E0147: equal (tree-ssa-sccvn.c:147)
==122519== by 0x107E0147: hash_table<vn_nary_op_hasher,
xcallocator>::find_slot_with_hash(vn_nary_op_s* const&, unsigned int,
insert_option) (hash-table.h:838)
==122519== by 0x107D4EAF: vn_nary_op_insert_into(vn_nary_op_s*,
hash_table<vn_nary_op_hasher, xcallocator>*, bool) (tree-ssa-sccvn.c:2636)
==122519== by 0x107D528B: sccvn_dom_walker::record_cond(basic_block_def*,
tree_code, tree_node*, tree_node*, bool) (tree-ssa-sccvn.c:4408)
==122519== by 0x107D55EB: sccvn_dom_walker::record_conds(basic_block_def*,
tree_code, tree_node*, tree_node*, bool) (tree-ssa-sccvn.c:4448)
==122519== by 0x107DC503:
sccvn_dom_walker::before_dom_children(basic_block_def*) (tree-ssa-sccvn.c:4550)
==122519== by 0x10BC99EB: dom_walker::walk(basic_block_def*) (domwalk.c:177)
==122519== by 0x107DE01F: run_scc_vn(vn_lookup_kind) (tree-ssa-sccvn.c:4680)
==122519== by 0x107AAD47: (anonymous
namespace)::pass_fre::execute(function*) (tree-ssa-pre.c:4959)
==122519== by 0x1055D46F: execute_one_pass(opt_pass*) (passes.c:2332)
==122519== by 0x1055D983: execute_pass_list_1(opt_pass*) (passes.c:2385)
==122519== by 0x1055D99B: execute_pass_list_1(opt_pass*) (passes.c:2386)
==122519== Address 0xe2be758 is 1,368 bytes inside a block of size 65,536
alloc'd
==122519== at 0x4093D9C: malloc (in
/usr/lib64/valgrind/vgpreload_memcheck-ppc64le-linux.so)
==122519== by 0x10D2562B: xmalloc (xmalloc.c:147)
==122519== by 0x10299047: allocate (memory-block.h:56)
==122519== by 0x10299047: base_pool_allocator<memory_block_pool>::allocate()
(alloc-pool.h:366)
==122519== by 0x1033686F: allocate (alloc-pool.h:489)
==122519== by 0x1033686F: et_new_tree (et-forest.c:464)
==122519== by 0x102C2C07: calculate_dominance_info(cdi_direction)
(dominance.c:651)
==122519== by 0x106C9EBB: (anonymous
namespace)::pass_build_ssa::execute(function*) (tree-into-ssa.c:2379)
==122519== by 0x1055D46F: execute_one_pass(opt_pass*) (passes.c:2332)
==122519== by 0x1055D983: execute_pass_list_1(opt_pass*) (passes.c:2385)
==122519== by 0x1055DA23: execute_pass_list(function*, opt_pass*)
(passes.c:2396)
==122519== by 0x1055BA6F: do_per_function_toporder(void (*)(function*,
void*), void*) (passes.c:1729)
==122519== by 0x1055E3AB: execute_ipa_pass_list(opt_pass*) (passes.c:2739)
==122519== by 0x10280E07: ipa_passes (cgraphunit.c:2259)
==122519== by 0x10280E07: symbol_table::compile() (cgraphunit.c:2400)
==122519==
==122519== Invalid write of size 8
==122519== at 0x409AAD4: memcpy (in
/usr/lib64/valgrind/vgpreload_memcheck-ppc64le-linux.so)
==122519== by 0x107D4F77: alloc_vn_nary_op (tree-ssa-sccvn.c:2615)
==122519== by 0x107D4F77: vn_nary_op_insert_pieces(unsigned int, tree_code,
tree_node*, tree_node**, tree_node*, unsigned int) (tree-ssa-sccvn.c:2652)
==122519== by 0x107D528B: sccvn_dom_walker::record_cond(basic_block_def*,
tree_code, tree_node*, tree_node*, bool) (tree-ssa-sccvn.c:4408)
==122519== by 0x107D5607: sccvn_dom_walker::record_conds(basic_block_def*,
tree_code, tree_node*, tree_node*, bool) (tree-ssa-sccvn.c:4449)
==122519== by 0x107DC503:
sccvn_dom_walker::before_dom_children(basic_block_def*) (tree-ssa-sccvn.c:4550)
==122519== by 0x10BC99EB: dom_walker::walk(basic_block_def*) (domwalk.c:177)
==122519== by 0x107DE01F: run_scc_vn(vn_lookup_kind) (tree-ssa-sccvn.c:4680)
==122519== by 0x107AAD47: (anonymous
namespace)::pass_fre::execute(function*) (tree-ssa-pre.c:4959)
==122519== by 0x1055D46F: execute_one_pass(opt_pass*) (passes.c:2332)
==122519== by 0x1055D983: execute_pass_list_1(opt_pass*) (passes.c:2385)
==122519== by 0x1055D99B: execute_pass_list_1(opt_pass*) (passes.c:2386)
==122519== by 0x1055DA23: execute_pass_list(function*, opt_pass*)
(passes.c:2396)
==122519== Address 0xe2be7a8 is 1,448 bytes inside a block of size 65,536
alloc'd
==122519== at 0x4093D9C: malloc (in
/usr/lib64/valgrind/vgpreload_memcheck-ppc64le-linux.so)
==122519== by 0x10D2562B: xmalloc (xmalloc.c:147)
==122519== by 0x10299047: allocate (memory-block.h:56)
==122519== by 0x10299047: base_pool_allocator<memory_block_pool>::allocate()
(alloc-pool.h:366)
==122519== by 0x1033686F: allocate (alloc-pool.h:489)
==122519== by 0x1033686F: et_new_tree (et-forest.c:464)
==122519== by 0x102C2C07: calculate_dominance_info(cdi_direction)
(dominance.c:651)
==122519== by 0x106C9EBB: (anonymous
namespace)::pass_build_ssa::execute(function*) (tree-into-ssa.c:2379)
==122519== by 0x1055D46F: execute_one_pass(opt_pass*) (passes.c:2332)
==122519== by 0x1055D983: execute_pass_list_1(opt_pass*) (passes.c:2385)
==122519== by 0x1055DA23: execute_pass_list(function*, opt_pass*)
(passes.c:2396)
==122519== by 0x1055BA6F: do_per_function_toporder(void (*)(function*,
void*), void*) (passes.c:1729)
==122519== by 0x1055E3AB: execute_ipa_pass_list(opt_pass*) (passes.c:2739)
==122519== by 0x10280E07: ipa_passes (cgraphunit.c:2259)
==122519== by 0x10280E07: symbol_table::compile() (cgraphunit.c:2400)