* flow.c (propagate_block): When a prologue/epilogue insn
is marked dead, unconditionally clear libcall_is_dead and
insn_is_dead, and only dump rtl if warnings aren't being
suppressed.
From-SVN: r31327
+2000-01-11 Clinton Popetz <cpopetz@cygnus.com>
+
+ * flow.c (propagate_block): When a prologue/epilogue insn
+ is marked dead, unconditionally clear libcall_is_dead and
+ insn_is_dead, and only dump rtl if warnings aren't being
+ suppressed.
+
Tue Jan 11 16:26:47 MET 2000 Jan Hubicka <jh@suse.cz>
* i386.c (ix86_attr_length_default): Handle TYPE_STR and TYPE_CLD.
/* We almost certainly don't want to delete prologue or epilogue
instructions. Warn about probable compiler losage. */
- if ((flags & PROP_KILL_DEAD_CODE)
- && insn_is_dead
+ if (insn_is_dead
&& reload_completed
&& (HAVE_epilogue || HAVE_prologue)
&& prologue_epilogue_contains (insn))
{
- warning ("ICE: would have deleted prologue/epilogue insn");
- debug_rtx (insn);
+ if (flags & PROP_KILL_DEAD_CODE)
+ {
+ warning ("ICE: would have deleted prologue/epilogue insn");
+ if (!inhibit_warnings)
+ debug_rtx (insn);
+ }
libcall_is_dead = insn_is_dead = 0;
}