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Improve the failure message upon opt_experimental_infallible_new.

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This commit is contained in:
Qi Wang 2022-05-17 13:11:44 -07:00 committed by Qi Wang
parent 70d4102f48
commit cd5aaf308a
2 changed files with 10 additions and 4 deletions
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10
src/jemalloc_cpp.cpp
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@ -57,8 +57,14 @@ JEMALLOC_NOINLINE
static void *
handleOOM(std::size_t size, bool nothrow) {
if (opt_experimental_infallible_new) {
safety_check_fail("<jemalloc>: Allocation failed and "
"opt.experimental_infallible_new is true. Aborting.\n");
const char *huge_warning = (size >= ((std::size_t)1 << 30)) ?
"This may be caused by heap corruption, if the large size "
"is unexpected (suggest building with sanitizers for "
"debugging)." : "";
safety_check_fail("<jemalloc>: Allocation of size %zu failed. "
"%s opt.experimental_infallible_new is true. Aborting.\n",
size, huge_warning);
return nullptr;
}

4
test/integration/cpp/infallible_new_true.cpp
View File

@ -9,8 +9,8 @@
typedef void (*abort_hook_t)(const char *message);
bool fake_abort_called;
void fake_abort(const char *message) {
if (strcmp(message, "<jemalloc>: Allocation failed and "
"opt.experimental_infallible_new is true. Aborting.\n") != 0) {
const char *expected_start = "<jemalloc>: Allocation of size";
if (strncmp(message, expected_start, strlen(expected_start) != 0)) {
abort();
}
fake_abort_called = true;