modernc.org/ccgo/v3@v3.16.14/lib/testdata/gcc-9.1.0/gcc/testsuite/gcc.c-torture/compile/pr39943.c

void gl_fog_index_pixels(float f, unsigned int n, unsigned int index[])
{ 
  unsigned int i;
  for (i=0; i<n; i++) 
    index[i] = (unsigned int) ((float) index[i] + (1.0F-f));
}