builtin-memfns.c revision c219a1579c200c62d925653336e72d9d2f6c4cb7
1// RUN: clang-cc -triple i386-pc-linux-gnu -emit-llvm -o %t %s && 2// RUN: grep '@llvm.memset.i32' %t && 3// RUN: grep '@llvm.memcpy.i32' %t && 4// RUN: grep '@llvm.memmove.i32' %t && 5// RUN: grep __builtin %t | count 0 6 7int main(int argc, char **argv) { 8 unsigned char a = 0x11223344; 9 unsigned char b = 0x11223344; 10 __builtin_bzero(&a, sizeof(a)); 11 __builtin_memset(&a, 0, sizeof(a)); 12 __builtin_memcpy(&a, &b, sizeof(a)); 13 __builtin_memmove(&a, &b, sizeof(a)); 14 return 0; 15} 16