tree-ssa does not build on x86-64-linux

[Daniel Berlin]

On Wednesday, February 12, 2003, at 02:37  AM, Andreas Jaeger wrote:

>
> Diego,
>
> the current tree-ssa branch does not build for me on x86-64:

>
> In file included from  
> /usr/src/aj/cvs/gcc-tree-ssa-20020619-branch/gcc/unwind-dw2-fde- 
> glibc.c:58:
> /usr/src/aj/cvs/gcc-tree-ssa-20020619-branch/gcc/unwind-dw2-fde.c: In  
> function `__register_frame_info_bases':
> /usr/src/aj/cvs/gcc-tree-ssa-20020619-branch/gcc/unwind-dw2-fde.c:924:  
> internal compiler error: in gt_ggc_mx_varray_head_tag, at  
> gtype-desc.c:174
> Please submit a full bug report,
> with preprocessed source if appropriate.
> See <URL:http://www.gnu.org/software/gcc/bugs.html> for instructions.
>
> Unfortunatly the bug cannot be reproduced if I use -save-temps :-(
>
I think I butted heads with this one today at random points.
Diego always seems to forget the GTY ((skip ("")) or GTY ((param_is  
(<type>)) on the varrays. :P

Try this:
Index: tree-flow.h
===================================================================
RCS file: /cvs/gcc/gcc/gcc/Attic/tree-flow.h,v
retrieving revision 1.1.4.54
diff -u -3 -p -r1.1.4.54 tree-flow.h
--- tree-flow.h 9 Feb 2003 04:45:18 -0000       1.1.4.54
+++ tree-flow.h 12 Feb 2003 07:50:36 -0000
@@ -81,7 +83,7 @@ struct operands_d GTY(())
    tree  * GTY ((length ("1"))) def_op;

    /* Array of pointers to each operand in the statement.  */
-  varray_type use_ops;
+  varray_type GTY ((skip (""))) use_ops;
  };

  typedef struct operands_d *operands_t;
@@ -104,7 +106,7 @@ struct dataflow_d GTY(())
    /* Immediate uses.  This is a list of all the statements and PHI  
nodes
       that are immediately reached by the definitions made in this
       statement.  */
-  varray_type immediate_uses;
+  varray_type GTY ((skip (""))) immediate_uses;

    /* Reached uses.  This is a list of all the possible program  
statements
       that may be reached directly or indirectly by definitions made in  
this

> line 174 in gtype-desc.c is:
>      173         case VARRAY_DATA_GENERIC:
>      174           abort();
>      175           break;
>
> Andreas
> -- 
>  Andreas Jaeger
>   SuSE Labs aj@suse.de
>    private aj@arthur.inka.de
>     http://www.suse.de/~aj