modernc.org/ccgo/v3@v3.16.14/lib/testdata/gcc-9.1.0/gcc/testsuite/gcc.c-torture/compile/foo.c (about) 1 int * 2 main (s1, s2) 3 int *s1; int *s2; 4 { 5 while ((*s1++ = *s2++) != '\0') 6 ; 7 return s1 - 1; 8 }