https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99024
Bug ID: 99024
Summary: memory leak in vect_analyze_loop_form
Product: gcc
Version: 11.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: rguenth at gcc dot gnu.org
Target Milestone: ---
==9662== Memcheck, a memory error detector
==9662== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
==9662== Using Valgrind-3.15.0 and LibVEX; rerun with -h for copyright info
==9662== Command: ./cc1 -quiet -fdiagnostics-plain-output -O3 -o
ssa-dom-thread-2.s
/home/rguenther/src/gcc3/gcc/testsuite/gcc.c-torture/compile/20000717-1.c
==9662==
==9662==
==9662== HEAP SUMMARY:
==9662== in use at exit: 1,896,460 bytes in 2,886 blocks
==9662== total heap usage: 20,985 allocs, 18,099 frees, 5,929,858 bytes
allocated
==9662==
==9662== 9,888 (496 direct, 9,392 indirect) bytes in 1 blocks are definitely
lost in loss record 709 of 736
==9662== at 0x4C2E94F: operator new(unsigned long) (in
/usr/lib64/valgrind/vgpreload_memcheck-amd64-linux.so)
==9662== by 0x18BBFA5: vect_analyze_loop_form(loop*, vec_info_shared*)
(tree-vect-loop.c:1472)
==9662== by 0x18C0DC8: vect_analyze_loop(loop*, vec_info_shared*)
(tree-vect-loop.c:2937)
==9662== by 0x191E593: try_vectorize_loop_1(hash_table<simduid_to_vf, false,
xcallocator>*&, unsigned int*, loop*, gimple*, gimple*)
(tree-vectorizer.c:1008)
==9662== by 0x191ED50: try_vectorize_loop(hash_table<simduid_to_vf, false,
xcallocator>*&, unsigned int*, loop*) (tree-vectorizer.c:1161)
==9662== by 0x191EF2E: vectorize_loops() (tree-vectorizer.c:1242)
==9662== by 0x172415F: (anonymous
namespace)::pass_vectorize::execute(function*) (tree-ssa-loop.c:414)
==9662== by 0x12E7FEA: execute_one_pass(opt_pass*) (passes.c:2572)
==9662== by 0x12E8321: execute_pass_list_1(opt_pass*) (passes.c:2661)
==9662== by 0x12E8352: execute_pass_list_1(opt_pass*) (passes.c:2662)
==9662== by 0x12E8352: execute_pass_list_1(opt_pass*) (passes.c:2662)
==9662== by 0x12E83AA: execute_pass_list(function*, opt_pass*)
(passes.c:2672)
