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111
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1 /* Copyright (C) 2004, 2005 Free Software Foundation.
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2
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3 Verify that built-in wctype function attributes are correctly set
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4 by the compiler.
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5
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6 Written by Kaveh Ghazi, 2004-03-25. */
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7
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8 /* { dg-do link } */
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9
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10 /* Use the target type definitions if we can. */
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11 #ifndef __WINT_TYPE__
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12 #define __WINT_TYPE__ int
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13 #endif
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14
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15 #ifndef __WCHAR_TYPE__
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16 #define __WCHAR_TYPE__ int
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17 #endif
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18
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19 void test(int i)
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20 {
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21 /* All of these ctype functions should be const/pure and thus
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22 eliminated. */
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23 #define TEST_IS_WCTYPE(FN) \
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24 extern int FN(__WINT_TYPE__); \
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25 extern void link_failure_##FN(void); \
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26 if (FN(i) != FN(i)) \
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27 link_failure_##FN()
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28
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29 #define TEST_TO_WCTYPE(FN) \
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30 extern __WINT_TYPE__ FN(__WINT_TYPE__); \
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31 extern void link_failure_##FN(void); \
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32 if (FN(i) != FN(i)) \
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33 link_failure_##FN()
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34
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35
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36 #ifdef __OPTIMIZE__
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37 TEST_IS_WCTYPE(iswalnum);
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38 TEST_IS_WCTYPE(iswalpha);
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39 TEST_IS_WCTYPE(iswblank);
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40 TEST_IS_WCTYPE(iswcntrl);
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41 TEST_IS_WCTYPE(iswdigit);
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42 TEST_IS_WCTYPE(iswgraph);
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43 TEST_IS_WCTYPE(iswlower);
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44 TEST_IS_WCTYPE(iswprint);
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45 TEST_IS_WCTYPE(iswpunct);
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46 TEST_IS_WCTYPE(iswspace);
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47 TEST_IS_WCTYPE(iswupper);
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48 TEST_IS_WCTYPE(iswxdigit);
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49 TEST_TO_WCTYPE(towlower);
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50 TEST_TO_WCTYPE(towupper);
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51 #endif /* __OPTIMIZE__ */
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52 }
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53
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54 int main (void)
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55 {
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56 return 0;
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57 }
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