[Bug c++/33407] [4.1/4.3 Regression] C++ operator new and new expression do not change dynamic type

["ian at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>]

------- Comment #12 from ian at gcc dot gnu dot org  2008-01-18 15:25 -------
Subject: Bug 33407

Author: ian
Date: Fri Jan 18 15:25:02 2008
New Revision: 131629

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=131629
Log:
        PR c++/33407
./:
        * tree.h (DECL_IS_OPERATOR_NEW): Define.
        (struct tree_function_decl): Add new field operator_new_flag.
        * tree-inline.c (expand_call_inline): When inlining a call to
        operator new, force the return value to go into a variable, and
        set DECL_NO_TBAA_P on that variable.
        * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
cp/:
        * decl.c (duplicate_decls): Copy DECL_IS_OPERATOR_NEW flag.
        (grok_op_properties): For NEW_EXPR and VEC_NEW_EXPR set
        DECL_IS_OPERATOR_NEW flag.
testsuite/:
        * g++.dg/init/new26.C: New test.

Added:
    trunk/gcc/testsuite/g++.dg/init/new26.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/c-decl.c
    trunk/gcc/cp/ChangeLog
    trunk/gcc/cp/decl.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tree-inline.c
    trunk/gcc/tree.h


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33407