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| author | Jing Yu <jingyu@google.com> | 2009-11-05 15:11:04 -0800 |
|---|---|---|
| committer | Jing Yu <jingyu@google.com> | 2009-11-05 15:11:04 -0800 |
| commit | df62c1c110e8532b995b23540b7e3695729c0779 (patch) | |
| tree | dbbd4cbdb50ac38011e058a2533ee4c3168b0205 /gcc-4.3.1/config/unwind_ipinfo.m4 | |
| parent | 8d401cf711539af5a2f78d12447341d774892618 (diff) | |
| download | toolchain_gcc-df62c1c110e8532b995b23540b7e3695729c0779.tar.gz toolchain_gcc-df62c1c110e8532b995b23540b7e3695729c0779.tar.bz2 toolchain_gcc-df62c1c110e8532b995b23540b7e3695729c0779.zip | |
Check in gcc sources for prebuilt toolchains in Eclair.
Diffstat (limited to 'gcc-4.3.1/config/unwind_ipinfo.m4')
| -rw-r--r-- | gcc-4.3.1/config/unwind_ipinfo.m4 | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/gcc-4.3.1/config/unwind_ipinfo.m4 b/gcc-4.3.1/config/unwind_ipinfo.m4 new file mode 100644 index 000000000..5587d9c3f --- /dev/null +++ b/gcc-4.3.1/config/unwind_ipinfo.m4 @@ -0,0 +1,22 @@ +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 +]) |