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Re: GCC 3.3 Prerelease

From: Mark Mitchell <mark at codesourcery dot com>
To: Joe Buck <jbuck at synopsys dot com>
Cc: gcc at gcc dot gnu dot org
Date: 09 May 2003 09:47:18 -0700
Subject: Re: GCC 3.3 Prerelease
References: <1052237847.31850.96.camel@doubledemon.codesourcery.com><20030506122335.B1497@synopsys.com><1052249960.31850.340.camel@doubledemon.codesourcery.com> <20030506144456.A2200@synopsys.com>

> bitfield7_x.C: In function `void bitfield7_x()':
> /remote/dtg103/jbuck/gnu/src/gcc-3.3-20030506/gcc/testsuite/g++.dg/compat/break/bitfield7_x.C:13: error: unrecognizable insn:
> (insn 14 13 15 0 680a7c30 (set (zero_extract:SI (reg:SI 94)
>             (const_int 32 [0x20])
>             (const_int 0 [0x0]))
>         (const_int 7 [0x7])) -1 (nil)
>     (nil))
> /remote/dtg103/jbuck/gnu/src/gcc-3.3-20030506/gcc/testsuite/g++.dg/compat/break/bitfield7_x.C:13: internal compiler error: in extract_insn, at recog.c:2175
> Please submit a full bug report,
> 
> Is this a known issue?  Other than that, things look fine.

Yes, this is a known issue.  Some platforms have problems with that
test, due to it's use of a 4096-bit bitfield.  This is an extreme corner
case.  There is a GNATS entry for the PowerPC version of this failure:
PR 8306.

I've updated that to mention that HP-PA fails too.

Thanks,

-- 
Mark Mitchell
CodeSourcery, LLC
mark@codesourcery.com

References:
- GCC 3.3 Prerelease
  - From: Mark Mitchell
- Re: GCC 3.3 Prerelease
  - From: Joe Buck
- Re: GCC 3.3 Prerelease
  - From: Mark Mitchell
- Re: GCC 3.3 Prerelease
  - From: Joe Buck

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