llvm-project/clang/test/CodeGen/builtin-memfns.c

16 lines
471 B
C

// RUN: %clang_cc1 -triple i386-pc-linux-gnu -emit-llvm -o %t %s
// RUN: grep '@llvm.memset.i32' %t
// RUN: grep '@llvm.memcpy.i32' %t
// RUN: grep '@llvm.memmove.i32' %t
// RUN: grep __builtin %t | count 0
int main(int argc, char **argv) {
unsigned char a = 0x11223344;
unsigned char b = 0x11223344;
__builtin_bzero(&a, sizeof(a));
__builtin_memset(&a, 0, sizeof(a));
__builtin_memcpy(&a, &b, sizeof(a));
__builtin_memmove(&a, &b, sizeof(a));
return 0;
}