[Bug rtl-optimization/42511] [4.5 Regression] bootstrap error in stage3 on alpha-linux-gnu

["ubizjak at gmail dot com" <gcc-bugzilla@gcc.gnu.org>]

------- Comment #26 from ubizjak at gmail dot com  2010-01-07 09:23 -------
Oops, brain dump error. This is correct:

Index: ifcvt.c
===================================================================
--- ifcvt.c     (revision 155686)
+++ ifcvt.c     (working copy)
@@ -4087,7 +4087,8 @@ dead_or_predicable (basic_block test_bb,
          if (! note)
            continue;
          set = single_set (insn);
-         if (!set || !function_invariant_p (SET_SRC (set)))
+         if (!set || !function_invariant_p (SET_SRC (set))
+             || !function_invariant_p (XEXP (note, 0)))
            remove_note (insn, note);
        } while (insn != end && (insn = NEXT_INSN (insn)));



-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42511

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