diff --git a/src/alloc.c b/src/alloc.c index e4324d73..6852d652 100644 --- a/src/alloc.c +++ b/src/alloc.c @@ -187,7 +187,7 @@ static void mi_check_padding(const mi_page_t* page, const mi_block_t* block) { mi_block_t* const padding = (mi_block_t*)((uint8_t*)block + page->xblock_size - MI_PADDING); mi_block_t* const decoded = mi_block_nextx(page, padding, page->key[0], page->key[1]); if (decoded != block) { - _mi_error_message(EINVAL, "buffer overflow in heap block %p: write after %zu bytes\n", block, page->xblock_size); + _mi_error_message(EFAULT, "buffer overflow in heap block %p: write after %zu bytes\n", block, page->xblock_size); } } #else diff --git a/src/options.c b/src/options.c index af051aa2..7559a4b5 100644 --- a/src/options.c +++ b/src/options.c @@ -319,6 +319,14 @@ static volatile _Atomic(void*) mi_error_arg; // = NULL static void mi_error_default(int err) { UNUSED(err); +#if (MI_DEBUG>0) + if (err==EFAULT) { + #ifdef _MSC_VER + __debugbreak(); + #endif + abort(); + } +#endif #if (MI_SECURE>0) if (err==EFAULT) { // abort on serious errors in secure mode (corrupted meta-data) abort();