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1 // { dg-do compile { target i?86-*-cygwin* i?86-*-mingw* x86_64-*-mingw* } }
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2 // Test handling of MI thunks in dllimported classes.
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3
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4 // To build the dll and client app:
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5 // g++ -shared -o MI.dll dllexport-MI1.C
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6 // g++ -o MItest.exe dllimport-MI1.C -L. MI.dll
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7
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8 #include <stdlib.h>
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9 #include "dll-MI1.h"
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10
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11 extern DLL_IMPEXP MI1 dllMI1;
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12
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13 // This should use the implicit copy ctor for D1 (not imported)
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14 // and the explicit copy ctor for D2 (dll-imported).
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15 MI1 dllMI1LocalCopy = dllMI1;
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16
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17 class MI2 : public D1, public D2
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18 {
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19 public:
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20 int vf() const { return D2::vf();}
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21 };
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22
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23 class MI3 : public MI1
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24 {
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25 };
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26
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27 int main ()
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28
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29 {
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30 MI1 bar1;
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31 MI2 bar2;
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32 MI3 bar3;
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33
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34 if (dllMI1.vf() != D1_return)
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35 abort();
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36
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37 if (dllMI1LocalCopy.vf() != D1_return)
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38 abort();
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39
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40 if (bar1.vf() != D1_return)
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41 abort();
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42
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43 if (bar2.vf() != (D2_return))
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44 abort();
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45
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46 if (bar3.vf() != D1_return )
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47 abort();
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48 }
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49
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50 // Scan for import of explicit copy ctor for D2, but no import
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51 // of compiler generated copy ctor for D1.
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52 // { dg-final { scan-assembler "__imp\[_\]*__ZN2D2C2ERKS_" } }
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53 // { dg-final { scan-assembler-not "__imp\[_\]*__ZN2D1C2ERKS_" } }
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