call.c (build_over_call): Don't create a save_expr of an aggregate, but rather its address.
* call.c (build_over_call): Don't create a save_expr of an aggregate, but rather its address. From-SVN: r75414
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2004-01-04 Richard Henderson <rth@redhat.com>
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* call.c (build_over_call): Don't create a save_expr of an
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aggregate, but rather its address.
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2004-01-04 Mark Mitchell <mark@codesourcery.com>
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PR c++/13529
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@ -4667,18 +4667,24 @@ build_over_call (struct z_candidate *cand, int flags)
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{
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/* We must only copy the non-tail padding parts. Use
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CLASSTYPE_AS_BASE for the bitwise copy. */
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tree to_as_base, arg_as_base, base_ptr_type;
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tree to_ptr, arg_ptr, to_as_base, arg_as_base, base_ptr_type;
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tree save_to;
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to_ptr = save_expr (build_unary_op (ADDR_EXPR, to, 0));
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arg_ptr = build_unary_op (ADDR_EXPR, arg, 0);
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to = save_expr (to);
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base_ptr_type = build_pointer_type (as_base);
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to_as_base = build_indirect_ref
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(build_nop (base_ptr_type, build_unary_op (ADDR_EXPR, to, 0)), 0);
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arg_as_base = build_indirect_ref
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(build_nop (base_ptr_type, build_unary_op (ADDR_EXPR, arg, 0)), 0);
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to_as_base = build_nop (base_ptr_type, to_ptr);
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to_as_base = build_indirect_ref (to_as_base, 0);
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arg_as_base = build_nop (base_ptr_type, arg_ptr);
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arg_as_base = build_indirect_ref (arg_as_base, 0);
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save_to = build_indirect_ref (to_ptr, 0);
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val = build (MODIFY_EXPR, as_base, to_as_base, arg_as_base);
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val = build (COMPOUND_EXPR, type, convert_to_void (val, NULL), to);
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TREE_USED (val) = 1;
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val = convert_to_void (val, NULL);
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val = build (COMPOUND_EXPR, type, val, save_to);
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TREE_NO_UNUSED_WARNING (val) = 1;
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}
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return val;
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