[Bug c++/13033] [tree-ssa] ICE in lower_stmt

["rakdver at atrey dot karlin dot mff dot cuni dot cz" <gcc-bugzilla at gcc dot gnu dot org>]

------- Additional Comments From rakdver at atrey dot karlin dot mff dot cuni dot cz  2003-11-13 12:10 -------
Subject: Re:  New: [tree-ssa] ICE in lower_stmt

Hello,

> falk@juist:/tmp% cat foo.cc               
> struct QDomNode {
>     virtual ~QDomNode();
>     QDomNode nextSibling() const;
>     bool isNull() const;
> };
> 
> void processNode(QDomNode n)
> {
>     for (; !n.isNull(); n = n.nextSibling())
>         ;
> }
> 
> falk@juist:/tmp% g++ -c -v foo.cc
[snip]
> GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096
>  <with_cleanup_expr 0x2000036e500>foo.cc: In function `void processNode(QDomNode)':
> foo.cc:8: internal compiler error: in lower_stmt, at gimple-low.c:128
> Please submit a full bug report,
> with preprocessed source if appropriate.
> See <URL:http://gcc.gnu.org/bugs.html> for instructions.

reproduces on i686.  Most likely caused by this (or some related) change:

2003-11-12  Richard Henderson  <rth@redhat.com>

	...
	(gimple_push_cleanup): Gimplify the WITH_CLEANUP_EXPR operand.

Zdenek


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=13033