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1 // RUN: %clang_cc1 -fsyntax-only -verify %s -std=c++11
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2 // RUN: %clang_cc1 -fsyntax-only -verify %s -std=c++98 -Wno-c++11-extensions
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3
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4 struct S {
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5 int *begin();
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6 int *end();
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7 };
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8
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9 struct T {
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10 };
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11
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12 struct Range {};
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13 int begin(Range); // expected-note {{not viable}}
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14 int end(Range);
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15
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16 namespace NS {
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17 struct ADL {};
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18 struct iter {
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19 int operator*();
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20 bool operator!=(iter);
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21 void operator++();
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22 };
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23 iter begin(ADL); // expected-note {{not viable}}
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24 iter end(ADL);
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25
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26 struct NoADL {};
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27 }
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28 NS::iter begin(NS::NoADL); // expected-note {{not viable}}
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29 NS::iter end(NS::NoADL);
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30
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31 void f() {
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32 int a[] = {1, 2, 3};
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33 for (auto b : S()) {} // ok
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34 for (auto b : T()) {} // expected-error {{invalid range expression of type 'T'}}
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35 for (auto b : a) {} // ok
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36 for (int b : NS::ADL()) {} // ok
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37 for (int b : NS::NoADL()) {} // expected-error {{invalid range expression of type 'NS::NoADL'}}
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38 }
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39
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40 void PR11601() {
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41 void (*vv[])() = {PR11601, PR11601, PR11601};
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42 for (void (*i)() : vv) i();
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43 }
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