http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48703
Summary: segfault in canonicalize_for_substitution
Product: gcc
Version: 4.7.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: debug
AssignedTo: [email protected]
ReportedBy: [email protected]
Created attachment 24062
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=24062
testcase
The patch for PR48207 broke compiling any moderately complex C++ program with
-g -flto. We can't use the C++ specific langhook for mangling when we've
already cleared out language specific stuff in free_lang_data.
$ cc1plus -g -flto bug.ii
/matz/gcc/svn/real-trunk/dev/x86_64-unknown-linux-gnu/libstdc++-v3/include/istream:
In instantiation of ‘std::basic_istream<_CharT, _Traits>::sentry::operator
bool() const [with _CharT = wchar_t, _Traits = std::char_traits<wchar_t>]’:
EtherAppCli.cc:221:1: instantiated from here
/matz/gcc/svn/real-trunk/dev/x86_64-unknown-linux-gnu/libstdc++-v3/include/istream:686:7:
internal compiler error: Segmentation fault
