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1 // RUN: %clang_cc1 -triple x86_64-apple-darwin -fcxx-exceptions -verify -std=c++2a -fmodules -I%S/Inputs %s -fno-modules-error-recovery
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2
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3 #pragma clang module build compare
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4 module compare {
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5 explicit module cmp {}
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6 explicit module other {}
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7 }
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8 #pragma clang module contents
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9 #pragma clang module begin compare.cmp
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10 #include "std-compare.h"
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11 #pragma clang module end
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12 #pragma clang module endbuild
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13
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14 struct CC { CC(...); };
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15
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16 void a() { void(0 <=> 0); } // expected-error {{include <compare>}}
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17
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18 struct A {
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19 CC operator<=>(const A&) const = default; // expected-error {{include <compare>}}
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20 };
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21 auto va = A() <=> A(); // expected-note {{required here}}
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22
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23 #pragma clang module import compare.other
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24
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173
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25 // expected-note@std-compare.h:* 2+{{not reachable}}
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150
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26
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173
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27 void b() { void(0 <=> 0); } // expected-error 1+{{missing '#include "std-compare.h"'; 'strong_ordering' must be defined}}
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150
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28
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29 struct B {
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30 CC operator<=>(const B&) const = default; // expected-error 1+{{missing '#include "std-compare.h"'; 'strong_ordering' must be defined}}
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31 };
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32 auto vb = B() <=> B(); // expected-note {{required here}}
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33
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34 #pragma clang module import compare.cmp
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35
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36 void c() { void(0 <=> 0); }
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37
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38 struct C {
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39 CC operator<=>(const C&) const = default;
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40 };
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41 auto vc = C() <=> C();
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42
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43
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44 #pragma clang module build compare2
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45 module compare2 {}
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46 #pragma clang module contents
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47 #pragma clang module begin compare2
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48 #include "std-compare.h"
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49 #pragma clang module end
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50 #pragma clang module endbuild
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51
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52 #pragma clang module import compare2
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53
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54 void g() { void(0.0 <=> 0.0); }
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