[Bug libstdc++/60662] simple use of call_once throws a system_error exception, but not if sleep_for is called beforehand

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=60662 --- Comment #2 from Stuart Ambler --- Using gdb on my code, it appears that the immediate problem is caused by what gthr-default.h and/or gthr-posix.h do to detect whether a program is multi-threaded, which they seem to assume is ok as a precondit

[Bug libstdc++/60662] New: simple use of call_once throws a system_error exception, but not if sleep_for is called beforehand

Severity: normal Priority: P3 Component: libstdc++ Assignee: unassigned at gcc dot gnu.org Reporter: sambler at alumni dot nd.edu Created attachment 32457 --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=32457&action=edit preprocessed sour