------- Comment #7 from hp at gcc dot gnu dot org 2010-07-21 15:54 -------
Correcting the summary to point at the right cause. Maybe the following
somewhat obvious change is correct, though I'd prefer to leave it to Bernd.
Index: postreload.c
===================================================================
--- postreload.c (revision 162380)
+++ postreload.c (working copy)
@@ -1190,7 +1190,8 @@
lowest_ruid = use;
}
- fixup_debug_insns (reg, reg_sum, insn, lowest_ruid->insn);
+ if (lowest_ruid != NULL)
+ fixup_debug_insns (reg, reg_sum, insn, lowest_ruid->insn);
/* Delete the reg-reg addition. */
delete_insn (insn);
--
hp at gcc dot gnu dot org changed:
What |Removed |Added
----------------------------------------------------------------------------
Summary|[4.6 Regression]: cris-elf |[4.6 Regression]: cris-elf
|libgcc build failure due to |libgcc build failure due to
|fix for PR45003, PR45006 |"New optimization for
| |reload_combine"
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45009
