Comment 62 for bug 1751460

(In reply to Michael Catanzaro from comment #3)
> fprintf(stderr, "FATAL: Could not allocate gigacage memory
> with maxAlignment = %lu, totalSize = %lu.\n", maxAlignment, totalSize);

This might be helpful too. That should also print before the crash.

(In reply to Michael Catanzaro from comment #4)
> inline void* tryVMAllocate(size_t vmSize)
> {
> vmValidate(vmSize);
> void* result = mmap(0, vmSize, PROT_READ | PROT_WRITE, MAP_PRIVATE |
> MAP_ANON | BMALLOC_NORESERVE, BMALLOC_VM_TAG, 0);
> if (result == MAP_FAILED)
> {
> WTFLogAlways("%s: mmap failed: %d (%s)", __FUNCTION__, errno,
> strerror(errno));
> return nullptr;
> }
> return result;
> }

I forgot we can't use WTF here. Got to use fprintf:

fprintf(stderr, "%s: mmap failed: %d (%s)", __FUNCTION__, errno, strerror(errno));