r122814 - in /branches/gcc-4_2-branch/gcc: cp/C...

[mmitchel at gcc dot gnu dot org]

Author: mmitchel
Date: Sun Mar 11 03:09:32 2007
New Revision: 122814

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=122814
Log:
	PR c++/30274
	* cp-tree.h (unlowered_expr_type): New function.
	* typeck.c (is_bitfield_expr_with_lowered_type): Handle
	COMPOUND_EXPR, MODIFY_EXPR, and SAVE_EXPR.
	(unlowered_expr_type): New function.
	(build_unary_op): Disallow predecrements of bool bitfields.
	* call.c (build_conditional_expr): Use unlowered_expr_type.
	* pt.c (type_unification_real): Likewise.
	PR c++/30274
	* g++.dg/expr/bitfield3.C: New test.
	* g++.dg/expr/bitfield4.C: Likewise.
	* g++.dg/expr/bitfield5.C: Likewise.
	* g++.dg/expr/bitfield6.C: Likewise.

Added:
    branches/gcc-4_2-branch/gcc/testsuite/g++.dg/expr/bitfield3.C
    branches/gcc-4_2-branch/gcc/testsuite/g++.dg/expr/bitfield4.C
    branches/gcc-4_2-branch/gcc/testsuite/g++.dg/expr/bitfield5.C
    branches/gcc-4_2-branch/gcc/testsuite/g++.dg/expr/bitfield6.C
Modified:
    branches/gcc-4_2-branch/gcc/cp/ChangeLog
    branches/gcc-4_2-branch/gcc/cp/call.c
    branches/gcc-4_2-branch/gcc/cp/cp-tree.h
    branches/gcc-4_2-branch/gcc/cp/pt.c
    branches/gcc-4_2-branch/gcc/cp/typeck.c
    branches/gcc-4_2-branch/gcc/testsuite/ChangeLog