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class.c (build_vtable_entry_ref): Subtract in char*, not ptrdiff_t.

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* class.c (build_vtable_entry_ref): Subtract in char*, not
        ptrdiff_t.

Co-Authored-By: Jason Merrill <jason@redhat.com>

From-SVN: r45284
This commit is contained in:
Joern Rennecke 2001-08-30 12:44:22 +00:00 committed by Jason Merrill
parent c8cbefbb57
commit f232e4a500
2 changed files with 11 additions and 2 deletions
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6
gcc/cp/ChangeLog
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@ -1,3 +1,9 @@
2001-08-30 Joern Rennecke <amylaar@redhat.com>
Jason Merrill <jason_merrill@redhat.com>
* class.c (build_vtable_entry_ref): Subtract in char*, not
ptrdiff_t.
2001-08-23 Jason Merrill <jason_merrill@redhat.com>
* tree.c (cp_build_qualified_type_real): Use get_qualified_type.

7
gcc/cp/class.c
View File

@ -444,9 +444,12 @@ build_vtable_entry_ref (basetype, idx)
s = build_tree_list (build_string (1, "s"), s);
i = build_array_ref (first_fn, idx);
i = build_c_cast (ptrdiff_type_node, build_unary_op (ADDR_EXPR, i, 0));
/* We must not convert to ptrdiff_type node here, since this could widen
from a partial to an integral node, which would create a
convert_expression that would be in the way of any simplifications. */
i = build_c_cast (string_type_node, build_unary_op (ADDR_EXPR, i, 0));
i2 = build_array_ref (vtable, build_int_2 (0,0));
i2 = build_c_cast (ptrdiff_type_node, build_unary_op (ADDR_EXPR, i2, 0));
i2 = build_c_cast (string_type_node, build_unary_op (ADDR_EXPR, i2, 0));
i = cp_build_binary_op (MINUS_EXPR, i, i2);
i = build_tree_list (build_string (1, "i"), i);