https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97345
kargl at gcc dot gnu.org changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |kargl at gcc dot gnu.org
--- Comment #1 from kargl at gcc dot gnu.org ---
(In reply to Richard Biener from comment #0)
> ==15138== 8 bytes in 1 blocks are definitely lost in loss record 5 of 742
> ==15138== at 0x4C2E2DF: malloc (in
> /usr/lib64/valgrind/vgpreload_memcheck-amd64-linux.so)
> ==15138== by 0x568C698: __gmp_default_allocate (in
> /usr/lib64/libgmp.so.10.3.2)
> ==15138== by 0x569CA22: __gmpz_init_set (in /usr/lib64/libgmp.so.10.3.2)
> ==15138== by 0xC04033: do_subscript(gfc_expr**) (frontend-passes.c:2861)
> ==15138== by 0xC03C58: do_function(gfc_expr**, int*, void*)
> (frontend-passes.c:2699)
> ==15138== by 0xC0A1CD: gfc_expr_walker(gfc_expr**, int (*)(gfc_expr**,
> int*, void*), void*) (frontend-passes.c:5189)
>
> the code is doing mpz_init_set (...) but no where freeing the memory
> associated with mpz_t do_start, do_step, do_end
While I can find reporting of the above, I see
% valgrind -s ~/work/libexec/gcc/x86_64-unknown-freebsd14.0/13.0.0/f951 a.f90
...
==46939== 183 errors in context 102 of 102:
==46939== Mismatched free() / delete / delete []
==46939== at 0x484F55C: operator delete[](void*) (in
/usr/local/libexec/valgrind/vgpreload_memcheck-amd64-freebsd.so)
==46939== by 0xADF6E2: (anonymous namespace)::dom_info::~dom_info()
(dominance.cc:284)
==46939== by 0xAE127C: verify_dominators(cdi_direction) (dominance.cc:1185)
==46939== by 0xA76D5C: verify_loop_structure() (cfgloop.cc:1419)
==46939== by 0xD85B64: checking_verify_loop_structure (cfgloop.h:646)
==46939== by 0xD85B64: loop_optimizer_init(unsigned int) (loop-init.cc:130)
==46939== by 0xF9C25E: execute_build_cfg (tree-cfg.cc:382)
==46939== by 0xF9C25E: (anonymous
namespace)::pass_build_cfg::execute(function*) (tree-cfg.cc:412)
==46939== by 0xE6C281: execute_one_pass(opt_pass*) (passes.cc:2644)
==46939== by 0xE6CBA7: execute_pass_list_1(opt_pass*) (passes.cc:2753)
==46939== by 0xE6CBF0: execute_pass_list(function*, opt_pass*)
(passes.cc:2764)
==46939== by 0xAA9863: cgraph_node::analyze() (cgraphunit.cc:686)
==46939== by 0xAAC597: analyze_functions(bool) (cgraphunit.cc:1240)
==46939== by 0xAAD2D5: symbol_table::finalize_compilation_unit()
(cgraphunit.cc:2514)
==46939== Address 0x5d4e6a0 is 0 bytes inside a block of size 56 alloc'd
==46939== at 0x484D064: operator new(unsigned long) (in
/usr/local/libexec/valgrind/vgpreload_memcheck-amd64-freebsd.so)
==46939== by 0xADFBF9: new_zero_array<unsigned int> (dominance.cc:153)
==46939== by 0xADFBF9: (anonymous namespace)::dom_info::dom_init()
(dominance.cc:166)
==46939== by 0xADFD18: (anonymous namespace)::dom_info::dom_info(function*,
cdi_direction) (dominance.cc:195)
==46939== by 0xAE11AC: verify_dominators(cdi_direction) (dominance.cc:1159)
==46939== by 0xA76D5C: verify_loop_structure() (cfgloop.cc:1419)
==46939== by 0xD85B64: checking_verify_loop_structure (cfgloop.h:646)
==46939== by 0xD85B64: loop_optimizer_init(unsigned int) (loop-init.cc:130)
==46939== by 0xF9C25E: execute_build_cfg (tree-cfg.cc:382)
==46939== by 0xF9C25E: (anonymous
namespace)::pass_build_cfg::execute(function*) (tree-cfg.cc:412)
==46939== by 0xE6C281: execute_one_pass(opt_pass*) (passes.cc:2644)
==46939== by 0xE6CBA7: execute_pass_list_1(opt_pass*) (passes.cc:2753)
==46939== by 0xE6CBF0: execute_pass_list(function*, opt_pass*)
(passes.cc:2764)
==46939== by 0xAA9863: cgraph_node::analyze() (cgraphunit.cc:686)
==46939== by 0xAAC597: analyze_functions(bool) (cgraphunit.cc:1240)
==46939==
==46939== ERROR SUMMARY: 2511 errors from 102 contexts (suppressed: 0 from 0)
