Hi, Paolo, I'll look into the ICE problems now.
Thanks, Dehao On Thu, Sep 20, 2012 at 9:04 PM, Paolo Carlini <paolo.carl...@oracle.com> wrote: > Hi, > > > On 09/19/2012 09:59 PM, Dehao Chen wrote: >> >> This patch was commited as r191494. > > I'm afraid I can't help *much* with the debugging, but on my x86_64-linux > machine and a very straightforward configuration (--enable-languages=c++ > --disable-multilib) after r191494 I'm seeing the following libstdc++ > regressions. > > FAIL: 17_intro/headers/c++1998/all.cc (test for excess errors) > FAIL: 17_intro/headers/c++1998/all_c++200x_compatibility.cc (test for excess > errors) > FAIL: 17_intro/headers/c++1998/all_pedantic_errors.cc (test for excess > errors) > FAIL: 17_intro/headers/c++1998/stdc++.cc (test for excess errors) > FAIL: 17_intro/headers/c++1998/stdc++_multiple_inclusion.cc (test for excess > errors) > FAIL: 17_intro/headers/c++200x/stdc++.cc (test for excess errors) > FAIL: 17_intro/headers/c++200x/stdc++_multiple_inclusion.cc (test for excess > errors) > > are all ICEs like the below. Apparently PCHs are required, I can't reproduce > outside the testsuite, without the library PCHs. > > Does it make any sense to you? Please let me know if I can somehow help. > > Thanks, > Paolo. > > /////////////////// > > In file included from > /home/paolo/Gcc/svn-dirs/trunk-build/x86_64-unknown-linux-gnu/libstdc++-v3/include/bits/basic_ios.h:39:0, > from > /home/paolo/Gcc/svn-dirs/trunk-build/x86_64-unknown-linux-gnu/libstdc++-v3/include/ios:45, > from > /home/paolo/Gcc/svn-dirs/trunk-build/x86_64-unknown-linux-gnu/libstdc++-v3/include/istream:40, > from > /home/paolo/Gcc/svn-dirs/trunk-build/x86_64-unknown-linux-gnu/libstdc++-v3/include/sstream:39, > from > /home/paolo/Gcc/svn-dirs/trunk-build/x86_64-unknown-linux-gnu/libstdc++-v3/include/complex:47, > from > /home/paolo/Gcc/svn-dirs/trunk-build/x86_64-unknown-linux-gnu/libstdc++-v3/include/x86_64-unknown-linux-gnu/bits/stdc++.h:67, > from > /home/paolo/Gcc/svn-dirs/trunk-build/x86_64-unknown-linux-gnu/libstdc++-v3/include/x86_64-unknown-linux-gnu/bits/stdtr1c++.h:29, > from > /scratch/Gcc/svn-dirs/trunk/libstdc++-v3/include/precompiled/extc++.h:30: > /home/paolo/Gcc/svn-dirs/trunk-build/x86_64-unknown-linux-gnu/libstdc++-v3/include/bits/locale_facets.h: > In member function 'virtual std::ctype<char>::char_type > std::ctype<char>::do_widen(char) const': > /home/paolo/Gcc/svn-dirs/trunk-build/x86_64-unknown-linux-gnu/libstdc++-v3/include/bits/locale_facets.h:1077:7: > internal compiler error: Segmentation fault > do_widen(char __c) const > ^ > Please submit a full bug report, > with preprocessed source if appropriate. > See <http://gcc.gnu.org/bugs.html> for instructions. > >