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workaround broken mmap allocator on solaris

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Aliaksey Kandratsenka 2024-01-28 20:24:42 -05:00
parent 7d37882df0
commit f22f5b2a63
1 changed files with 8 additions and 1 deletions
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9
src/system-alloc.cc
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@ -359,7 +359,14 @@ void InitSystemAllocators(void) {
// the heap-checker is less likely to misinterpret a number as a
// pointer).
DefaultSysAllocator *sdef = new (default_space.buf) DefaultSysAllocator();
if (kDebugMode && sizeof(void*) > 4) {
bool want_mmap = kDebugMode && (sizeof(void*) > 4);
#if __sun__
// TODO: solaris has nice but annoying feature that makes it use
// full range of addresses and mmap tends to use it. Making mmap-ed
// addresses be 0xffff... For now lets avoid the trouble.
want_mmap = false;
#endif
if (want_mmap) {
sdef->SetChildAllocator(mmap, 0, mmap_name);
sdef->SetChildAllocator(sbrk, 1, sbrk_name);
} else {