linuxthreads use a helper function to invoke signal handlers, this function needs stack unwinding information to enable stack unwinding from signal handlers over signal frames. Signed-off-by: Max Filippov <jcmvbkbc(a)gmail.com> --- libpthread/linuxthreads/Makefile.in | 2 ++ 1 file changed, 2 insertions(+) diff --git a/libpthread/linuxthreads/Makefile.in b/libpthread/linuxthreads/Makefile.in index ffdd5d4eb3c9..cc2a5f285c63 100644 --- a/libpthread/linuxthreads/Makefile.in +++ b/libpthread/linuxthreads/Makefile.in @@ -16,6 +16,8 @@ libpthread_OUT := $(top_builddir)libpthread/linuxthreads -include $(libpthread_DIR)/sysdeps/$(TARGET_ARCH)/Makefile.arch +CFLAGS-signals.c = -fexceptions -fasynchronous-unwind-tables + libpthread_SRC := \ attr.c cancel.c condvar.c errno.c events.c join.c lockfile.c manager.c \ mutex.c pt-machine.c ptfork.c pthread.c ptlongjmp.c \ -- 2.39.2