https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64999
--- Comment #18 from Dominik Vogt <vogt at linux dot vnet.ibm.com> --- Created attachment 34788 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=34788&action=edit Different fix How about this patch to the callback() function in go-callers.c to modify the incoming pc. The algorithm to do this is moved from ppfor.go to go-callers.c.