modernc.org/ccgo/v3@v3.16.14/lib/testdata/gcc-9.1.0/gcc/testsuite/gcc.c-torture/execute/scope-1.c (about) 1 int v = 3; 2 3 f () 4 { 5 int v = 4; 6 { 7 extern int v; 8 if (v != 3) 9 abort (); 10 } 11 } 12 13 main () 14 { 15 f (); 16 exit (0); 17 }