20 lines
516 B
Plaintext
20 lines
516 B
Plaintext
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dnl @synopsis AC_CXX_HAVE_LONG_LONG
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dnl
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dnl If the C++ implementation have a long long type
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dnl
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AC_DEFUN([AC_CXX_HAVE_LONG_LONG],
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[AC_LANG_SAVE
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AC_LANG_CPLUSPLUS
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AC_TRY_COMPILE([],[long long x = 1; return 0;],
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ac_cv_cxx_have_long_long=yes, ac_cv_cxx_have_long_long=no)
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if test "$ac_cv_cxx_have_long_long" = yes; then
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AC_DEFINE(HAVE_LONG_LONG, 1,
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[define if the C++ implementation have long long])
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else
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AC_DEFINE(HAVE_LONG_LONG, 0,
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[define if the C++ implementation have long long])
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fi
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AC_LANG_RESTORE
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])
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