https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80949
--- Comment #7 from Eric Gallager <egall at gwmail dot gwu.edu> --- (In reply to Marek Polacek from comment #6) > Would it be possible for you to try this patch? > > --- a/gcc/c-family/c-warn.c > +++ b/gcc/c-family/c-warn.c > @@ -2354,8 +2354,8 @@ do_warn_duplicated_branches (tree expr) > tree thenb = COND_EXPR_THEN (expr); > tree elseb = COND_EXPR_ELSE (expr); > > - /* Don't bother if there's no else branch. */ > - if (elseb == NULL_TREE) > + /* Don't bother if any of the branches is missing. */ > + if (thenb == NULL_TREE || elseb == NULL_TREE) > return; > > /* And don't warn for empty statements. */ I tried it and it worked; compilation succeeded with no ICEs (or other errors for that matter). Thank you!
