#ifndef COSMOPOLITAN_LIBC_INTERNAL_OUTOFSIGHT_H_ #define COSMOPOLITAN_LIBC_INTERNAL_OUTOFSIGHT_H_ #if !(__ASSEMBLER__ + __LINKER__ + 0) COSMOPOLITAN_C_START_ #if 0 /*───────────────────────────────────────────────────────────────────────────│─╗ │ cosmopolitan § standard library » little concerns ─╬─│┼ ╚────────────────────────────────────────────────────────────────────────────│*/ #endif #if 0 /** * Hardware-Accellerated 32-Bit Castagnoli Cyclic Redundancy Check. * Introduced w/ Intel Nehalem c. 2008 & AMD Bulldozer c. 2011 * @see crc32c() */ #endif #define __crc32c(out_Gdqp, in_Eb_Evqp) \ asm("crc32\t%1,%0" : "+r"(*(r)) : "rm"(p)) #if 0 /** * Works around GCC's poorly implemented -Waddress feature. * Used for the well-known divide-by-zero static assertion. */ #endif #define __NOTNOT(ADDR) ((uintptr_t)(ADDR) != (uintptr_t)NULL ? 1 : 0) #define __LITERALLY_STRING(S) (typeof(&S[0]))((uintptr_t)(S) / __NOTNOT(S)) COSMOPOLITAN_C_END_ #endif /* !(__ASSEMBLER__ + __LINKER__ + 0) */ #endif /* COSMOPOLITAN_LIBC_INTERNAL_OUTOFSIGHT_H_ */