cmake HAVE_AMD_LIBM examples

QMCPACK/qmcpack CMake/FindAMDLibM.cmake :33

check_cxx_source_compiles(
  "
#include <amdlibm.h>
int main() {
  double d_in(0), d_sin, d_cos;
  amd_sincos(d_in, &d_sin, &d_cos);
  float s_in(0), s_sin, s_cos;
  amd_sincosf(s_in, &s_sin, &s_cos);
  return 0;
}
"
  HAVE_AMD_LIBM)

QMCPACK/qmcpack CMake/FindAMDLibM.cmake :49

target_compile_definitions(Math::scalar_vector_functions INTERFACE "HAVE_AMD_LIBM")