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experimental destroy_on_exit option for statically linked mimalloc in a dynamically unloaded DLL

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Daan Leijen 2022-11-18 11:00:23 -08:00
parent 18cf94dff6
commit 35d332141d
6 changed files with 25 additions and 4 deletions
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7
src/init.c
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@ -598,7 +598,7 @@ static void mi_cdecl mi_process_done(void) {
#if defined(_WIN32) && !defined(MI_SHARED_LIB)
FlsFree(mi_fls_key); // call thread-done on all threads (except the main thread) to prevent dangling callback pointer if statically linked with a DLL; Issue #208
#endif
#ifndef MI_SKIP_COLLECT_ON_EXIT
#if (MI_DEBUG != 0) || !defined(MI_SHARED_LIB)
// free all memory if possible on process exit. This is not needed for a stand-alone process
@ -608,6 +608,11 @@ static void mi_cdecl mi_process_done(void) {
#endif
#endif
if (mi_option_is_enabled(mi_option_destroy_on_exit)) {
_mi_heap_destroy_all(); // forcefully release all memory held by all heaps (of this thread only!)
_mi_mem_collect(&_mi_heap_main_get()->tld->os); // release all regions
}
if (mi_option_is_enabled(mi_option_show_stats) || mi_option_is_enabled(mi_option_verbose)) {
mi_stats_print(NULL);
}