On Tue, Oct 23, 2007 at 09:54:55AM +0800, Franklin wrote: > Hi, list. > > Right now I'm building new toolchain using old one provided by our vendor. I > have built binutils and gcc-4.1.1 successfully. However while building > glibc-2.4 it always told me: > > running configure fragment for nptl/sysdeps/pthread > checking for forced unwind support... no > configure: error: forced unwind support is required
I suspect you are not using the ports repository, or have otherwise not got an adequate glibc configuration. Try the latest release of glibc and be sure to include ports in --enable-add-ons. > I saw that gcc could be built with unwind support, but default turned off. LIBUNWIND is not related to this error message. -- Daniel Jacobowitz CodeSourcery