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