https://gcc.gnu.org/bugzilla/show_bug.cgi?id=55212
--- Comment #237 from John Paul Adrian Glaubitz <glaubitz at physik dot fu-berlin.de> --- (In reply to John Paul Adrian Glaubitz from comment #236) > (In reply to John Paul Adrian Glaubitz from comment #235) > > Not sure though whether this is related at all. Will go back to the known > > working version and retry with all patches. > > OK, the stack overflow issue is reproducible. Will try with LRA disabled now > to see if it's a side-effect or LRA or the patches 59061 and 59062. Turns out the stack overflow is unrelated to 59061 and 59062, and indeed, the two patches fix the problem with previous problem with Ada. So the two patches are fine. Let me try to bisect the stack overflow bug. Will report back once I know more.