53 lines
1.1 KiB
C++
53 lines
1.1 KiB
C++
// RUN: %clang_cc1 -fsyntax-only -verify -std=c++11 -Wswitch-default %s
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int f1(int a) {
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switch (a) { // expected-warning {{'switch' missing 'default' label}}
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case 1: a++; break;
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case 2: a += 2; break;
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}
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return a;
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}
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int f2(int a) {
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switch (a) { // no-warning
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default:
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;
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}
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return a;
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}
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// Warn even completely covered Enum cases(GCC compatibility).
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enum E { A, B };
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enum E check_enum(enum E e) {
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switch (e) { // expected-warning {{'switch' missing 'default' label}}
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case A: break;
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case B: break;
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}
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return e;
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}
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template<typename Index>
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int t1(Index i)
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{
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switch (i) { // expected-warning {{'switch' missing 'default' label}}
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case 0: return 0;
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case 1: return 1;
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}
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return 0;
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}
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template<typename Index>
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int t2(Index i)
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{
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switch (i) { // no-warning
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case 0: return 0;
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case 1: return 1;
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default: return 2;
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}
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return 0;
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}
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int main() {
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return t1(1); // expected-note {{in instantiation of function template specialization 't1<int>' requested here}}
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}
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