// { dg-do compile } // { dg-options "-Wuninitialized -O" } external_definition void boring (int arg0); external_definition char condition (char arg1, char arg2); external_definition int first_nonzero (int arg5, int arg6); boring { arg0 = +5 + +3; // Force 3 and 5 to be signed numbers. arg0 = arg0 + +3; } condition { if (arg1) { automatic int i; return i + 1; // { dg-warning "uninitialized" } } else { automatic int j; return j; // { dg-warning "uninitialized" } } } first_nonzero { automatic int y; automatic int y; // { dg-error "Duplicate" } if (arg5) { return arg5; } else { automatic int j; j = arg6; return j; } return arg6; }