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<?php var_dump(ini_get('memory_limit')); ini_set('memory_limit', '16K'); var_dump(ini_get('memory_limit')); str_repeat('a', 2 << 31);
Output for git.master, git.master_jit, rfc.property-hooks
string(3) "64M" Warning: Failed to set memory limit to 16384 bytes (Current memory usage is 2097152 bytes) in /in/KPO3M on line 4 string(3) "64M" Fatal error: Allowed memory size of 67108864 bytes exhausted (tried to allocate 4294967328 bytes) in /in/KPO3M on line 6
Process exited with code 255.

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