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Re: [basic-improvements] Small bugfix: -pipe
- From: Zack Weinberg <zack at codesourcery dot com>
- To: gcc-patches at gcc dot gnu dot org
- Date: Fri, 4 Oct 2002 12:44:33 -0700
- Subject: Re: [basic-improvements] Small bugfix: -pipe
- References: <20021004052529.GA16146@codesourcery.com>
On Thu, Oct 03, 2002 at 10:25:29PM -0700, Zack Weinberg wrote:
> Under some conditions, the driver on the basic-improvements branch
> will spit out "unrecognized option: -pipe". I have been unable to
> reproduce this on my system, but I've got a correspondent who can,
> and who reports that this patch does fix the problem. Also, I can
> see how this situation could theoretically arise. I'll do a boot-
> strap just to be sure, then check this in as an obvious bugfix.
I get a bootstrap failure, which I know to be a preexisting issue and
unrelated to this fix, so I'm checking in the patch anyway.
The failure, for reference, is
$ .../build/gcc/gcj -B.../build/i686-pc-linux-gnu/libjava/ -B.../build/gcc/
--encoding=UTF-8 -fclasspath=
-fbootclasspath=...build/i686-pc-linux-gnu/libjava -ffloat-store -g
-O2 -MD -MT java/io/ObjectInputStream.lo -MF java/io/ObjectInputStream.d
-c .../libjava/java/io/ObjectInputStream.java -o java/io/ObjectInputStream.o
libjava/java/io/ObjectInputStream.java: In class `java.io.ObjectInputStream':
libjava/java/io/ObjectInputStream.java: In method
`java.io.ObjectInputStream.callReadMethod(java.lang.Object,java.lang.Class)':
libjava/java/io/ObjectInputStream.java:1390: error: Attempt to delete
prologue/epilogue insn:
(insn 556 555 557 27 (nil) (set (reg:SI 5 edi)
(mem:SI (plus:SI (reg/f:SI 6 ebp)
(const_int -4 [0xfffffffc])) [0 S4 A8])) -1 (nil)
(nil))
libjava/java/io/ObjectInputStream.java:1390: internal compiler error:
in propagate_one_insn, at flow.c:1634
zw