beachboys++ /tmp> g++ -O2 mytestcase.i mytestcase.i: In member function void D::Do(B*, C*): mytestcase.i:36: internal compiler error: in compare_name_with_value, at tree-vrp.c:3272 Please submit a full bug report, with preprocessed source if appropriate. See <URL:http://gcc.gnu.org/bugs.html> for instructions. For Debian GNU/Linux specific bug reporting instructions, see <URL:file:///usr/share/doc/gcc-4.1/README.Bugs>. Preprocessed source stored into /tmp/ccwTAH7q.out file, please attach this to your bugreport. Exit 1 beachboys++ /tmp> g++ -O0 mytestcase.i /usr/lib/gcc/x86_64-linux-gnu/4.1.2/../../../../lib64/crt1.o: In function `_start': ../sysdeps/x86_64/elf/start.S:109: undefined reference to `main' collect2: ld returned 1 exit status Exit 1
-- Summary: ICE in compare_name_with_value, at tree-vrp.c:3272 Product: gcc Version: 4.1.2 Status: UNCONFIRMED Severity: major Priority: P3 Component: c++ AssignedTo: unassigned at gcc dot gnu dot org ReportedBy: thimo dot neubauer at cst dot com GCC build triplet: x86_64-pc-linux-gnu GCC host triplet: x86_64-pc-linux-gnu GCC target triplet: x86_64-pc-linux-gnu http://gcc.gnu.org/bugzilla/show_bug.cgi?id=31698