[Bug c++/9680] New: gdb does not understand C++ cast operators

[Bug c++/9680] New: gdb does not understand C++ cast operators

[tromey at redhat dot com]

gdb does not understand the new C++ cast operators:
const_cast, static_cast, reinterpret_cast, and dynamic_cast.
It should.

-- 
           Summary: gdb does not understand C++ cast operators
           Product: gdb
           Version: 6.8
            Status: UNCONFIRMED
          Severity: enhancement
          Priority: P2
         Component: c++
        AssignedTo: unassigned at sourceware dot org
        ReportedBy: tromey at redhat dot com
                CC: gdb-prs at sourceware dot org


http://sourceware.org/bugzilla/show_bug.cgi?id=9680

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[Bug c++/9680] gdb does not understand C++ cast operators

[cvs-commit at gcc dot gnu dot org]

------- Additional Comments From cvs-commit at gcc dot gnu dot org  2010-01-18 20:54 -------
Subject: Bug 9680

CVSROOT:	/cvs/src
Module name:	src
Changes by:	tromey@sourceware.org	2010-01-18 20:54:35

Modified files:
	gdb            : ChangeLog c-exp.y eval.c expprint.c 
	                 expression.h gdbtypes.c gdbtypes.h parse.c 
	                 valops.c value.h 
	gdb/testsuite  : ChangeLog 
	gdb/testsuite/gdb.cp: casts.cc casts.exp 

Log message:
	gdb
	PR c++/9680:
	* c-exp.y (REINTERPRET_CAST, DYNAMIC_CAST, STATIC_CAST)
	(CONST_CAST): New tokens.
	(exp): Add new productions.
	(ident_tokens): Add const_cast, dynamic_cast, static_cast, and
	reinterpret_cast.
	(is_cast_operator): New function.
	(yylex): Handle cast operators specially.
	* eval.c (evaluate_subexp_standard) <UNOP_DYNAMIC_CAST,
	UNOP_REINTERPRET_CAST>: New cases.
	* expprint.c (print_subexp_standard): Likewise.
	(op_name_standard): Likewise.
	(dump_subexp_body_standard): Likewise.
	* parse.c (operator_length_standard): Likewise.
	* expression.h (enum exp_opcode): New constants UNOP_DYNAMIC_CAST,
	UNOP_REINTERPRET_CAST.
	* gdbtypes.c (class_types_same_p): New function.
	(is_ancestor): Use it.
	(is_public_ancestor): New function.
	(is_unique_ancestor_worker): Likewise.
	(is_unique_ancestor): Likewise.
	* gdbtypes.h (class_types_same_p, is_public_ancestor)
	(is_unique_ancestor): Declare.
	* valops.c (value_reinterpret_cast): New function.
	(dynamic_cast_check_1): Likewise.
	(dynamic_cast_check_2): Likewise.
	(value_dynamic_cast): Likewise.
	* value.h (value_reinterpret_cast, value_dynamic_cast): Declare.
	gdb/testsuite
	PR c++/9680:
	* gdb.cp/casts.cc: Add new classes and variables.
	* gdb.cp/casts.exp: Test new operators.

Patches:
http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/gdb/ChangeLog.diff?cvsroot=src&r1=1.11266&r2=1.11267
http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/gdb/c-exp.y.diff?cvsroot=src&r1=1.68&r2=1.69
http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/gdb/eval.c.diff?cvsroot=src&r1=1.124&r2=1.125
http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/gdb/expprint.c.diff?cvsroot=src&r1=1.41&r2=1.42
http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/gdb/expression.h.diff?cvsroot=src&r1=1.33&r2=1.34
http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/gdb/gdbtypes.c.diff?cvsroot=src&r1=1.183&r2=1.184
http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/gdb/gdbtypes.h.diff?cvsroot=src&r1=1.119&r2=1.120
http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/gdb/parse.c.diff?cvsroot=src&r1=1.93&r2=1.94
http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/gdb/valops.c.diff?cvsroot=src&r1=1.231&r2=1.232
http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/gdb/value.h.diff?cvsroot=src&r1=1.152&r2=1.153
http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/gdb/testsuite/ChangeLog.diff?cvsroot=src&r1=1.2091&r2=1.2092
http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/gdb/testsuite/gdb.cp/casts.cc.diff?cvsroot=src&r1=1.2&r2=1.3
http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/gdb/testsuite/gdb.cp/casts.exp.diff?cvsroot=src&r1=1.9&r2=1.10



-- 


http://sourceware.org/bugzilla/show_bug.cgi?id=9680

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[Bug c++/9680] gdb does not understand C++ cast operators

[tromey at redhat dot com]

------- Additional Comments From tromey at redhat dot com  2010-01-18 20:59 -------
Fix checked in.

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
         Resolution|                            |FIXED
   Target Milestone|6.8                         |7.1


http://sourceware.org/bugzilla/show_bug.cgi?id=9680

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