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23 lines
651 B
Plaintext
23 lines
651 B
Plaintext
dnl
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dnl Check whether _Unwind_GetIPInfo is available.
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dnl
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AC_DEFUN([GCC_CHECK_UNWIND_GETIPINFO], [
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AC_LANG_SAVE
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AC_LANG_CPLUSPLUS
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ac_save_CXXFLAGS="$CXXFLAGS"
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CXXFLAGS="$CXXFLAGS -fno-exceptions"
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AC_MSG_CHECKING([for _Unwind_GetIPInfo])
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AC_CACHE_VAL(gcc_cv_getipinfo, [
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AC_TRY_LINK([extern "C" { extern void _Unwind_GetIPInfo(); }],
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[_Unwind_GetIPInfo();],
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[gcc_cv_getipinfo=yes],
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[gcc_cv_getipinfo=no])
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])
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if test $gcc_cv_getipinfo = yes; then
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AC_DEFINE(HAVE_GETIPINFO, 1, [Define if _Unwind_GetIPInfo is available.])
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fi
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AC_MSG_RESULT($gcc_cv_getipinfo)
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CXXFLAGS="$ac_save_CXXFLAGS"
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AC_LANG_RESTORE
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])
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