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add pointer validity check in debug mode for mi_usable_size/mi_realloc/mi_expand. Issue #269

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This commit is contained in:
daan 2020-07-20 14:33:03 -07:00
parent 457fcbd9d5
commit 8769082d63
2 changed files with 54 additions and 32 deletions
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9
test/main-override-static.c
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@ -11,6 +11,7 @@ static void double_free1();
static void double_free2();
static void corrupt_free();
static void block_overflow1();
static void invalid_free();
int main() {
mi_version();
@ -19,7 +20,8 @@ int main() {
// double_free1();
// double_free2();
// corrupt_free();
block_overflow1();
// block_overflow1();
invalid_free();
void* p1 = malloc(78);
void* p2 = malloc(24);
@ -43,6 +45,11 @@ int main() {
return 0;
}
static void invalid_free() {
free((void*)0xBADBEEF);
realloc((void*)0xBADBEEF,10);
}
static void block_overflow1() {
uint8_t* p = (uint8_t*)mi_malloc(17);
p[18] = 0;