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emit error message if out-of-memory in C++

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Daan 2021-11-14 15:33:04 -08:00
parent d67ff1ca9f
commit 07253fb44c
1 changed files with 6 additions and 3 deletions
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9
src/alloc.c
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@ -802,7 +802,10 @@ static bool mi_try_new_handler(bool nothrow) {
std::set_new_handler(h); std::set_new_handler(h);
#endif #endif
if (h==NULL) { if (h==NULL) {
if (!nothrow) throw std::bad_alloc(); _mi_error_message(ENOMEM, "out of memory in 'new'");
if (!nothrow) {
throw std::bad_alloc();
}
return false; return false;
} }
else { else {
@ -830,9 +833,9 @@ static std_new_handler_t mi_get_new_handler() {
static bool mi_try_new_handler(bool nothrow) { static bool mi_try_new_handler(bool nothrow) {
std_new_handler_t h = mi_get_new_handler(); std_new_handler_t h = mi_get_new_handler();
if (h==NULL) { if (h==NULL) {
_mi_error_message(ENOMEM, "out of memory in 'new'");
if (!nothrow) { if (!nothrow) {
_mi_error_message(EFAULT, "out of memory in 'new' call"); // cannot throw in plain C, use EFAULT to abort abort(); // cannot throw in plain C, use abort
abort();
} }
return false; return false;
} }