[Bug target/32522] [4.3 Regression] Bootstrap failure on Alpha due to pointer-plus changes

[falk at debian dot org]

------- Comment #2 from falk at debian dot org  2007-07-05 13:01 -------
I tried this patch from Andrew Pinski:

Index: gcc/config/alpha/alpha.c
===================================================================
--- gcc/config/alpha/alpha.c    (revision 126053)
+++ gcc/config/alpha/alpha.c    (working copy)
@@ -6111,8 +6111,8 @@
                             valist, offset_field, NULL_TREE);

       t = make_tree (ptr_type_node, virtual_incoming_args_rtx);
-      t = build2 (PLUS_EXPR, ptr_type_node, t,
-                 build_int_cst (NULL_TREE, offset));
+      t = build2 (POINTER_PLUS_EXPR, ptr_type_node, t,
+                 size_int (offset));
       t = build2 (GIMPLE_MODIFY_STMT, TREE_TYPE (base_field), base_field, t);
       TREE_SIDE_EFFECTS (t) = 1;
       expand_expr (t, const0_rtx, VOIDmode, EXPAND_NORMAL);
@@ -6172,8 +6173,8 @@
     }

   /* Build the final address and force that value into a temporary.  */
-  addr = build2 (PLUS_EXPR, ptr_type, fold_convert (ptr_type, base),
-                fold_convert (ptr_type, addend));
+  addr = build2 (POINTER_PLUS_EXPR, ptr_type, fold_convert (ptr_type, base),
+                fold_convert (sizetype, addend));
   internal_post = NULL;
   gimplify_expr (&addr, pre_p, &internal_post, is_gimple_val, fb_rvalue);
   append_to_statement_list (internal_post, pre_p);

which allows bootstrap to continue, but it still fails:

checking for alphaev68-unknown-linux-gnu-gcc...
/src/gcc-2007.07.05/build/./gcc/xgcc -B/src/gcc-2007.07.05/build/./gcc/
-B/usr/local/alphaev68-unknown-linux-gnu/bin/
-B/usr/local/alphaev68-unknown-linux-gnu/lib/ -isystem
/usr/local/alphaev68-unknown-linux-gnu/include -isystem
/usr/local/alphaev68-unknown-linux-gnu/sys-include
checking for suffix of object files... configure: error: cannot compute suffix
of object files: cannot compile
See `config.log' for more details.
make[2]: *** [configure-stage2-target-libgcc] Error 1
make[2]: Leaving directory `/src/gcc-2007.07.05/build'
make[1]: *** [stage2-bubble] Error 2
make[1]: Leaving directory `/src/gcc-2007.07.05/build'
make: *** [all] Error 2

libgcc/config.log says:

configure:2566: checking for suffix of object files
configure:2587: /src/gcc-2007.07.05/build/./gcc/xgcc
-B/src/gcc-2007.07.05/build/./gcc/
-B/usr/local/alphaev68-unknown-linux-gnu/bin/ -B/usr/loc
al/alphaev68-unknown-linux-gnu/lib/ -isystem
/usr/local/alphaev68-unknown-linux-gnu/include -isystem
/usr/local/alphaev68-unknown-linux-gnu/sys-
include -c -g -O2  conftest.c >&5
<built-in>:0: error: nonnull argument references non-pointer operand (argument
1, operand 1)
<built-in>:0: error: nonnull argument references non-pointer operand (argument
1, operand 1)
<built-in>:0: error: nonnull argument references non-pointer operand (argument
1, operand 1)
<built-in>:0: error: nonnull argument references non-pointer operand (argument
1, operand 1)
<built-in>:0: error: nonnull argument references non-pointer operand (argument
1, operand 1)
<built-in>:0: error: nonnull argument references non-pointer operand (argument
1, operand 1)
<built-in>:0: error: nonnull argument references non-pointer operand (argument
1, operand 1)
<built-in>:0: error: nonnull argument references non-pointer operand (argument
1, operand 1)
<built-in>:0: error: nonnull argument references non-pointer operand (argument
1, operand 1)
<built-in>:0: error: nonnull argument references non-pointer operand (argument
1, operand 1)
<built-in>:0: error: nonnull argument references non-pointer operand (argument
1, operand 1)
<built-in>:0: error: nonnull argument references non-pointer operand (argument
1, operand 1)
<built-in>:0: internal compiler error: Segmentation fault
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://gcc.gnu.org/bugs.html> for instructions.
configure:2590: $? = 1
configure: failed program was:
| /* confdefs.h.  */
| 
| #define PACKAGE_NAME "GNU C Runtime Library"
| #define PACKAGE_TARNAME "libgcc"
| #define PACKAGE_VERSION "1.0"
| #define PACKAGE_STRING "GNU C Runtime Library 1.0"
| #define PACKAGE_BUGREPORT ""
| /* end confdefs.h.  */
| 
| int
| main ()
| {
| 
|   ;
|   return 0;
| }
configure:2604: error: cannot compute suffix of object files: cannot compile


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32522