https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71888
Bug ID: 71888 Summary: internal compiler error: in force_type_die, at dwarf2out.c:23236 Product: gcc Version: 6.1.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assignee: unassigned at gcc dot gnu.org Reporter: patrick at motec dot com.au Target Milestone: --- The following code snippet causes an internal compiler error in gcc 6.1.0 if built with -g. namespace std { using ::__builtin_va_list; } $ g++ -g bug.cpp bug.cpp:3:11: internal compiler error: in force_type_die, at dwarf2out.c:23236 using ::__builtin_va_list; ^~~~~~~~~~~~~~~~~ Please submit a full bug report, with preprocessed source if appropriate. See <https://bugs.archlinux.org/> for instructions.