forked from OSchip/llvm-project
131 lines
3.3 KiB
C
131 lines
3.3 KiB
C
// RUN: %clang_cc1 -fsyntax-only -verify -Wassign-enum -Wswitch-enum -Wcovered-switch-default %s
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enum Enum {
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A0 = 1, A1 = 10
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};
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enum __attribute__((enum_extensibility(closed))) EnumClosed {
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B0 = 1, B1 = 10
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};
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enum __attribute__((enum_extensibility(open))) EnumOpen {
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C0 = 1, C1 = 10
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};
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enum __attribute__((flag_enum)) EnumFlag {
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D0 = 1, D1 = 8
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};
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enum __attribute__((flag_enum,enum_extensibility(closed))) EnumFlagClosed {
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E0 = 1, E1 = 8
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};
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enum __attribute__((flag_enum,enum_extensibility(open))) EnumFlagOpen {
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F0 = 1, F1 = 8
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};
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enum __attribute__((enum_extensibility(arg1))) EnumInvalidArg { // expected-warning{{'enum_extensibility' attribute argument not supported: 'arg1'}}
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X0
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};
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// FIXME: The warning should mention that enum_extensibility takes only one argument.
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enum __attribute__((enum_extensibility(closed,open))) EnumTooManyArgs { // expected-error{{use of undeclared identifier 'open'}}
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X1
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};
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enum __attribute__((enum_extensibility())) EnumTooFewArgs { // expected-error{{'enum_extensibility' attribute takes one argument}}
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X2
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};
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struct __attribute__((enum_extensibility(open))) S { // expected-warning{{'enum_extensibility' attribute only applies to enums}}{
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};
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void test() {
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enum Enum t0 = 100; // expected-warning{{integer constant not in range of enumerated type}}
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t0 = 1;
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switch (t0) { // expected-warning{{enumeration value 'A1' not handled in switch}}
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case A0: break;
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case 16: break; // expected-warning{{case value not in enumerated type}}
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}
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switch (t0) {
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case A0: break;
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case A1: break;
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default: break; // expected-warning{{default label in switch which covers all enumeration}}
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}
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enum EnumClosed t1 = 100; // expected-warning{{integer constant not in range of enumerated type}}
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t1 = 1;
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switch (t1) { // expected-warning{{enumeration value 'B1' not handled in switch}}
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case B0: break;
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case 16: break; // expected-warning{{case value not in enumerated type}}
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}
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switch (t1) {
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case B0: break;
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case B1: break;
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default: break; // expected-warning{{default label in switch which covers all enumeration}}
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}
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enum EnumOpen t2 = 100;
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t2 = 1;
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switch (t2) { // expected-warning{{enumeration value 'C1' not handled in switch}}
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case C0: break;
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case 16: break;
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}
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switch (t2) {
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case C0: break;
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case C1: break;
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default: break;
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}
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enum EnumFlag t3 = 5; // expected-warning{{integer constant not in range of enumerated type}}
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t3 = 9;
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switch (t3) { // expected-warning{{enumeration value 'D1' not handled in switch}}
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case D0: break;
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case 9: break;
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case 16: break; // expected-warning{{case value not in enumerated type}}
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}
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switch (t3) {
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case D0: break;
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case D1: break;
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default: break;
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}
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enum EnumFlagClosed t4 = 5; // expected-warning{{integer constant not in range of enumerated type}}
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t4 = 9;
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switch (t4) { // expected-warning{{enumeration value 'E1' not handled in switch}}
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case E0: break;
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case 9: break;
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case 16: break; // expected-warning{{case value not in enumerated type}}
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}
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switch (t4) {
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case E0: break;
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case E1: break;
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default: break;
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}
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enum EnumFlagOpen t5 = 5;
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t5 = 9;
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switch (t5) { // expected-warning{{enumeration value 'F1' not handled in switch}}
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case F0: break;
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case 9: break;
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case 16: break;
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}
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switch (t5) {
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case F0: break;
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case F1: break;
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default: break;
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}
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}
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