[Bug middle-end/56242] [4.8 Regression] libjava/classpath/gnu/javax/swing/text/html/parser/support/textPreProcessor.java:175:0: ICE: Segmentation fault

["dave.anglin at bell dot net" <gcc-bugzilla at gcc dot gnu dot org>]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=56242

--- Comment #4 from dave.anglin at bell dot net 2013-02-13 14:09:26 UTC ---
On 2013-02-12 6:03 PM, vries at gcc dot gnu.org wrote:
> I've tried to reproduce this bug by building a cross compiler using the
> hppa2.0w-unknown-linux-gnu target. I managed to build libjava, but I didn't
> manage to reproduce the bug.
Yes. it doesn't reproduce on linux.

>
> The thing I can see that's wrong is in NEXT_INSN (insn 11), which is note 152
> but which should be note 153:
> ...
> (insn 428 427 153 (sequence [
>              (jump_insn:TI 151 427 11 (set (pc)
>                      (if_then_else (eq (reg:SI 28 %r28 [orig:123 D.12040+-2 ]
> [123])
>                              (const_int 10 [0xa]))
>                          (label_ref:SI 165)
>                          (pc)))
> /test/gnu/gcc/gcc/libjava/classpath/gnu/javax/swing/text/html/parser/support/textPreProcessor.java:162
> 28 {*pa.md:1439}
>                   (expr_list:REG_DEAD (reg:SI 28 %r28 [orig:123 D.12040+-2 ]
> [123])
>                      (expr_list:REG_BR_PROB (const_int 2800 [0xaf0])
>                          (nil)))
>               -> 165)
>              (insn 11 151 152 (set (reg:SI 7 %r7 [orig:129 D.12038 ] [129])
>                      (reg:SI 5 %r5 [orig:132 ivtmp.903 ] [132])) 40
> {*pa.md:2211}
>                   (nil))
>          ])
> /test/gnu/gcc/gcc/libjava/classpath/gnu/javax/swing/text/html/parser/support/textPreProcessor.java:162
> -1
>       (nil))
>
> (note 153 428 152 [bb 19] NOTE_INSN_BASIC_BLOCK)
>
> (note 152 153 276 19 ("*L$Jpc=71164") NOTE_INSN_DELETED_LABEL 395)
> ...

I'll give your patch a try later today when my current build and check 
finishes.  I could give you
access to this test system if the change doesn't work out.

Thanks for looking at this bug.