/* { dg-do compile } */ /* { dg-options "-fdump-tree-crc-details -O2" } */ /* { dg-require-effective-target int32plus } */ // File - cold-flash.i #include uint32_t tab[256]; void crc32_gentab(void) { int i, j; uint32_t crc; uint32_t poly = 0xEDB88320L; for ( i = 0; i < 256; i++) { crc = i; for ( j = 8; j > 0; j-- ) { if ( crc & 1 ) crc = (crc >> 1) ^ poly; else crc >>= 1; } tab[i] = crc; } } /* { dg-final { scan-tree-dump "calculates CRC!" "crc" } } */