| Revision 16931,
572 bytes
checked in by ghudson, 23 years ago
(diff) |
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This commit was generated by cvs2svn to compensate for changes in r16930,
which included commits to RCS files with non-trunk default branches.
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| 1 | #serial 2 |
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| 2 | |
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| 3 | dnl From Paul Eggert. |
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| 4 | |
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| 5 | AC_DEFUN([jm_AC_TYPE_UNSIGNED_LONG_LONG], |
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| 6 | [ |
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| 7 | AC_CACHE_CHECK([for unsigned long long], ac_cv_type_unsigned_long_long, |
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| 8 | [AC_TRY_LINK([unsigned long long ull = 1; int i = 63;], |
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| 9 | [unsigned long long ullmax = (unsigned long long) -1; |
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| 10 | return ull << i | ull >> i | ullmax / ull | ullmax % ull;], |
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| 11 | ac_cv_type_unsigned_long_long=yes, |
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| 12 | ac_cv_type_unsigned_long_long=no)]) |
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| 13 | if test $ac_cv_type_unsigned_long_long = yes; then |
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| 14 | AC_DEFINE(HAVE_UNSIGNED_LONG_LONG, 1, |
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| 15 | [Define if you have the unsigned long long type.]) |
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| 16 | fi |
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| 17 | ]) |
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