27 lines · cpp
1// RUN: %clang_cc1 -std=c++1z -verify -Wuninitialized %s2 3void testIf() {4 if (bool b; b) // expected-warning {{uninitialized}} expected-note {{to silence}}5 ;6 if (int a, b = 2; a) // expected-warning {{uninitialized}} expected-note {{to silence}}7 ;8 int a;9 if (a = 0; a) {} // OK10}11 12void testSwitch() {13 switch (bool b; b) { // expected-warning {{uninitialized}} expected-warning {{boolean value}} expected-note {{to silence}}14 case 0:15 break;16 }17 switch (int a, b = 7; a) { // expected-warning {{uninitialized}} expected-note {{to silence}}18 case 0:19 break;20 }21 int c;22 switch (c = 0; c) { // OK23 case 0:24 break;25 }26}27