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[Bug target/11180] [avr-gcc] Optimization decrease performance of struct assignment.
- From: "rask at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 18 Sep 2007 19:49:14 -0000
- Subject: [Bug target/11180] [avr-gcc] Optimization decrease performance of struct assignment.
- References: <bug-11180-6291@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #25 from rask at gcc dot gnu dot org 2007-09-18 19:49 -------
> c:/avrdev/gcc/gcc-4.3-20070914/libobjc/Object.m:66: error: unrecognizable
> insn:
> (insn 54 4 55 2 c:/avrdev/gcc/gcc-4.3-20070914/libobjc/Object.m:65 (set
> (reg:QI 22 r22 [ D.2345 ])
> (subreg:QI (const:HI (plus:HI (symbol_ref:HI
> ("_OBJC_SELECTOR_TABLE") [flags 0x2] <var_decl 013C4A20
> _OBJC_SELECTOR_TABLE>)
> (const_int 8 [0x8]))) 0)) -1 (nil))
That's a similar story: Add a line with
&& CONST != GET_CODE (operands[1])
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=11180