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252
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1 // RUN: rm -rf %t
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2 // RUN: mkdir %t
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3 // RUN: split-file %s %t
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4
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5 // RUN: %clang_cc1 -emit-obj -fmodules -fimplicit-module-maps -fmodules-cache-path=%t %t/merge.cpp -o %t/merge.o
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6
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7 //--- V.h
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8 #ifndef V_H
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9 #define V_H
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10 template <typename T>
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11 struct V {
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12 ~V() {}
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13 };
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14 #endif
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15
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16 //--- A.h
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17 #include "V.h"
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18
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19 void A(const V<unsigned long> &v);
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20
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21 //--- B.h
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22 #include "V.h"
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23
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24 inline V<unsigned long> B() {
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25 return {};
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26 }
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27
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28 //--- C.h
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29 #include "V.h"
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30
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31 #include "A.h"
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32
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33 class C {
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34 public:
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35 C(const V<unsigned long> &v) {
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36 V<unsigned long> v2;
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37 }
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38 };
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39
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40 C GetC() {
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41 return {{}};
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42 }
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43
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44 // This include *MUST* come last.
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45 #include "B.h"
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46
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47 //--- module.modulemap
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48 module "V" { header "V.h" export * }
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49 module "A" { header "A.h" export * }
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50 module "B" { header "B.h" export * }
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51 module "C" { header "C.h" export * }
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52
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53 //--- merge.cpp
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54 #include "C.h"
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55
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56 template <typename T>
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57 C GetC_main() {
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58 return {{}};
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59 }
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60
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61 void f() {
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62 GetC_main<float>();
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63 GetC();
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64 }
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