modernc.org/ccgo/v3@v3.16.14/lib/testdata/gcc-9.1.0/gcc/testsuite/gcc.c-torture/execute/920812-1.c (about) 1 typedef int t; 2 f(t y){switch(y){case 1:return 1;}return 0;} 3 main(){if(f((t)1)!=1)abort();exit(0);}