Regression in gcc-2.95 19990525

Jeffrey A Law law@upchuck.cygnus.com
Mon May 31 03:05:00 GMT 1999


  In message < 19990526133153.C2494666E@osmium.su.varesearch.com >you write:
  > With gcc 2.95 19990525, I got this on x86:
  > 
  > # gcc -S -O3 -mcpu=i686 -march=i686 foo.c
  > foo.c: In function `main':
  > foo.c:27: Could not split insn
  > (insn 116 112 61 (set (reg/v:SI 5 %edi)
  >         (if_then_else:SI (ne:SI (reg/v:SI 3 %ebx)
  >                 (mem/s:SI (plus:SI (mult:SI (reg/v:SI 4 %esi)
  >                             (const_int 4 [0x4]))
  >                         (reg:SI 0 %eax)) 3))
  >             (mem/s:SI (plus:SI (mult:SI (reg/v:SI 4 %esi)
  >                         (const_int 4 [0x4]))
  >                     (mem/f:SI (plus:SI (reg:SI 6 %ebp)
  >                             (const_int 12 [0xc])) 0)) 3)
  >             (reg/v:SI 5 %edi))) 414 {movsicc+2} (insn_list/j/c 112 (insn_li
  > st/j
  > 138 (insn_list/j/c 112 (nil))))
  >     (expr_list:REG_DEAD (reg:SI 0 %eax)
  >         (nil)))
  > 
  > egcs 1.1.2 is ok. It is a new bug.
Thanks.  I just verified that my recent reload patch fixed this bug.

jeff


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