658 lines
19 KiB
Text
658 lines
19 KiB
Text
# Copyright 1998-1999, 2003-2004, 2006-2012 Free Software Foundation,
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# Inc.
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# This file is part of the gdb testsuite
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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# Tests for pointer-to-member support
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# Written by Satish Pai <pai@apollo.hp.com> 1997-08-19
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# Rewritten by Michael Chastain <mec.gnu@mindspring.com> 2004-01-11
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set vhn "\\$\[0-9\]+"
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if { [skip_cplus_tests] } { continue }
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set testfile "member-ptr"
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set srcfile ${testfile}.cc
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set binfile ${objdir}/${subdir}/${testfile}
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if [get_compiler_info ${binfile} "c++"] {
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return -1
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}
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if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug c++}] != "" } {
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untested member-ptr.exp
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return -1
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}
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gdb_exit
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gdb_start
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gdb_reinitialize_dir $srcdir/$subdir
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gdb_load ${binfile}
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if ![runto_main] then {
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perror "couldn't run to breakpoint"
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continue
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}
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gdb_breakpoint [gdb_get_line_number "Breakpoint 1 here"]
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gdb_continue_to_breakpoint "continue to pmi = NULL"
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# ======================
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# pointer to member data
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# ======================
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# ptype on pointer to data member
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set name "ptype pmi (A::j)"
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gdb_test_multiple "ptype pmi" $name {
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-re "type = int A::\\*\r\n$gdb_prompt $" {
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pass $name
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}
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}
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# print pointer to data member
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set name "print pmi (A::j) "
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gdb_test_multiple "print pmi" $name {
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-re "$vhn = &A::j\r\n$gdb_prompt $" {
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pass $name
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}
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-re "$vhn = \\(int ?\\( ?A::\\*\\)\\) &A::j\r\n$gdb_prompt $" {
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pass $name
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}
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-re "$vhn = \\(int ?\\( ?A::\\*\\)\\) ?&A::j ?\\+ ?1 bytes\r\n$gdb_prompt $" {
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# gcc 2.95.3 -gdwarf-2
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kfail "gdb/NNNN" $name
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}
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-re "$vhn = &A::j ?\\+ ?1 bytes\r\n$gdb_prompt $" {
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# gcc 2.95.3 -gstabs+
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kfail "gdb/NNNN" $name
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}
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-re "$vhn = not implemented: member type in c_val_print\r\n$gdb_prompt $" {
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# gcc HEAD 2004-01-11 05:33:21 -gdwarf-2
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# gcc HEAD 2004-01-11 05:33:21 -gstabs+
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kfail "gdb/NNNN" $name
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}
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-re "$vhn = \\(int ?\\( A::\\*\\)\\) 536870920\r\n$gdb_prompt $" {
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# the value is 0x20000008 hex. 0x20000000 is an internal flag.
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# Use '|' to add in more values as needed.
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# hpacc A.03.45
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kfail "gdb/NNNN" $name
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}
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}
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# print dereferenced pointer to data member
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set name "print a.*pmi (A::j)"
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gdb_test_multiple "print a.*pmi" $name {
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-re "$vhn = 121\r\n$gdb_prompt $" {
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pass $name
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}
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-re "$vhn = 855638016\r\n$gdb_prompt $" {
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# gcc 2.95.3 -gdwarf-2
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# gcc 2.95.3 -gstabs+
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kfail "gdb/NNNN" $name
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}
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-re "not implemented: member types in unpack_long\r\n$gdb_prompt $" {
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# gcc HEAD 2004-01-10 -gdwarf-2
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# gcc HEAD 2004-01-10 -gstabs+
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kfail "gdb/NNNN" $name
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}
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}
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# print dereferenced pointer to data member
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# this time, dereferenced through a pointer
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set name "print a_p->*pmi (A::j)"
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gdb_test_multiple "print a_p->*pmi" $name {
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-re "$vhn = 121\r\n$gdb_prompt $" {
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pass $name
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}
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-re "$vhn = 855638016\r\n$gdb_prompt $" {
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# gcc 2.95.3 -gdwarf-2
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# gcc 2.95.3 -gstabs+
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kfail "gdb/NNNN" $name
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}
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-re "not implemented: member types in unpack_long\r\n$gdb_prompt $" {
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# gcc HEAD 2004-01-10 -gdwarf-2
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# gcc HEAD 2004-01-10 -gstabs+
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kfail "gdb/NNNN" $name
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}
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}
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# set the pointer to a different data member
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set name "set var pmi = &A::jj"
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gdb_test_multiple "set var pmi = &A::jj" $name {
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-re "Invalid cast.\r\n$gdb_prompt $" {
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# gcc HEAD 2004-01-10 -gdwarf-2
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# gcc HEAD 2004-01-10 -gstabs+
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kfail "gdb/NNNN" $name
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}
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-re "set var pmi = &A::jj\r\n$gdb_prompt $" {
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# I have to match the echo'ed input explicitly here.
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# If I leave it out, the pattern becomes too general
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# and matches anything that ends in "$gdb_prompt $".
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pass $name
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}
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}
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# print the pointer again
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set name "print pmi (A::jj)"
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gdb_test_multiple "print pmi" $name {
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-re "$vhn = &A::jj\r\n$gdb_prompt $" {
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pass $name
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}
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-re "$vhn = \\(int ?\\( ?A::\\*\\)\\) &A::jj\r\n$gdb_prompt $" {
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pass $name
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}
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-re "$vhn = not implemented: member type in c_val_print\r\n$gdb_prompt $" {
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# gcc HEAD 2004-01-11 05:33:21 -gdwarf-2
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# gcc HEAD 2004-01-11 05:33:21 -gstabs+
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kfail "gdb/NNNN" $name
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}
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-re "$vhn = \\(int ?\\( A::\\*\\)\\) 536870924\r\n$gdb_prompt $" {
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# the value is 0x20000008 hex. 0x20000000 is an internal flag.
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# Use '|' to add in more values as needed.
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# hpacc A.03.45
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kfail "gdb/NNNN" $name
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}
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}
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# print dereferenced pointer to data member again
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set name "print a.*pmi (A::jj)"
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gdb_test_multiple "print a.*pmi" $name {
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-re "$vhn = 1331\r\n$gdb_prompt $" {
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pass $name
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}
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-re "not implemented: member types in unpack_long\r\n$gdb_prompt $" {
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# gcc HEAD 2004-01-10 -gdwarf-2
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# gcc HEAD 2004-01-10 -gstabs+
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kfail "gdb/NNNN" $name
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}
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}
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# set the pointer to data member back to A::j
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set name "set var pmi = &A::j"
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gdb_test_multiple "set var pmi = &A::j" $name {
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-re "Invalid cast.\r\n$gdb_prompt $" {
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# gcc HEAD 2004-01-10 -gdwarf-2
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# gcc HEAD 2004-01-10 -gstabs+
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kfail "gdb/NNNN" $name
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}
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-re "set var pmi = &A::j\r\n$gdb_prompt $" {
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# I have to match the echo'ed input explicitly here.
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# If I leave it out, the pattern becomes too general
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# and matches anything that ends in "$gdb_prompt $".
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pass $name
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}
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}
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# print dereferenced pointer to data member yet again (extra check, why not)
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set name "print a.*pmi (A::j) (again)"
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gdb_test_multiple "print a.*pmi" $name {
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-re "$vhn = 121\r\n$gdb_prompt $" {
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pass $name
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}
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-re "not implemented: member types in unpack_long\r\n$gdb_prompt $" {
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# gcc HEAD 2004-01-10 -gdwarf-2
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# gcc HEAD 2004-01-10 -gstabs+
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kfail "gdb/NNNN" $name
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}
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}
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# Set the data member pointed to.
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set name "print a.*pmi = 33"
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gdb_test_multiple "print a.*pmi = 33" $name {
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-re "$vhn = 33\r\n$gdb_prompt $" {
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pass $name
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}
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-re "not implemented: member types in unpack_long\r\n$gdb_prompt $" {
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# gcc HEAD 2004-01-10 -gdwarf-2
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# gcc HEAD 2004-01-10 -gstabs+
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kfail "gdb/NNNN" $name
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}
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}
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# Now check that the data really was changed
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set name "print a.*pmi (A::j) (33)"
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gdb_test_multiple "print a.*pmi" $name {
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-re "$vhn = 33\r\n$gdb_prompt $" {
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pass $name
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}
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-re "not implemented: member types in unpack_long\r\n$gdb_prompt $" {
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# gcc HEAD 2004-01-10 -gdwarf-2
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# gcc HEAD 2004-01-10 -gstabs+
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kfail "gdb/NNNN" $name
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}
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}
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# Double-check by printing a.
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set name "print a (j = 33)"
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gdb_test_multiple "print a" $name {
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-re "$vhn = \{c = 120 'x', j = 33, jj = 1331, (static|static int) s = 10, (_vptr.A|_vptr\\$) = ($hex|$hex <A virtual table>)\}\r\n$gdb_prompt $" {
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pass $name
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}
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-re "$vhn = \{c = 120 'x', j = 33, jj = 1331, (static|static int) s = 10, Virtual table at $hex\}\r\n$gdb_prompt $" {
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pass $name
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}
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-re "$vhn = \{(_vptr.A|_vptr\\$) = $hex, c = 120 'x', j = 33, jj = 1331, (static|static int) s = 10\}\r\n$gdb_prompt $" {
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pass $name
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}
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-re "$vhn = \{(_vptr.A|_vptr\\$) = $hex, c = 120 'x', j = 121, jj = 1331, (static|static int) s = 10\}\r\n$gdb_prompt $" {
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# gcc HEAD 2004-01-10 -gdwarf-2
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# gcc HEAD 2004-01-10 -gstabs+
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kfail "gdb/NNNN" $name
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}
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}
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# Set the data member pointed to, using ->*
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set name "print a_p->*pmi = 44"
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gdb_test_multiple "print a_p->*pmi = 44" $name {
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-re "$vhn = 44\r\n$gdb_prompt $" {
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pass $name
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}
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-re "not implemented: member types in unpack_long\r\n$gdb_prompt $" {
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# gcc HEAD 2004-01-10 -gdwarf-2
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# gcc HEAD 2004-01-10 -gstabs+
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kfail "gdb/NNNN" $name
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}
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}
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# Check that the data really was changed
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set name "print a_p->*pmi (44)"
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gdb_test_multiple "print a_p->*pmi" $name {
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-re "$vhn = 44\r\n$gdb_prompt $" {
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pass $name
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}
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-re "not implemented: member types in unpack_long\r\n$gdb_prompt $" {
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# gcc HEAD 2004-01-10 -gdwarf-2
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# gcc HEAD 2004-01-10 -gstabs+
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kfail "gdb/NNNN" $name
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}
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}
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# Double-check by printing a.
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set name "print a (j = 44)"
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gdb_test_multiple "print a" $name {
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-re "$vhn = \{c = 120 'x', j = 44, jj = 1331, (static|static int) s = 10, (_vptr.A|_vptr\\$) = ($hex|$hex <A virtual table>)\}\r\n$gdb_prompt $" {
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pass $name
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}
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-re "$vhn = \{c = 120 'x', j = 44, jj = 1331, (static|static int) s = 10, Virtual table at $hex\}\r\n$gdb_prompt $" {
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pass $name
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}
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-re "$vhn = \{(_vptr.A|_vptr\\$) = $hex, c = 120 'x', j = 44, jj = 1331, (static|static int) s = 10\}\r\n$gdb_prompt $" {
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pass $name
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}
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-re "$vhn = \{(_vptr.A|_vptr\\$) = $hex, c = 120 'x', j = 121, jj = 1331, (static|static int) s = 10\}\r\n$gdb_prompt $" {
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# gcc HEAD 2004-01-10 -gdwarf-2
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# gcc HEAD 2004-01-10 -gstabs+
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kfail "gdb/NNNN" $name
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}
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}
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# ptype the dereferenced pointer to member.
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set name "ptype a.*pmi"
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gdb_test_multiple "ptype a.*pmi" $name {
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-re "type = int\r\n$gdb_prompt" {
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pass $name
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}
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-re "not implemented: member types in unpack_long\r\n$gdb_prompt $" {
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# gcc HEAD 2004-01-10 -gdwarf-2
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# gcc HEAD 2004-01-10 -gstabs+
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kfail "gdb/NNNN" $name
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}
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}
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# dereference the pointer to data member without any object
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# this is not allowed: a pmi must be bound to an object to dereference
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set name "print *pmi"
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gdb_test_multiple "print *pmi" $name {
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-re "Attempt to dereference pointer to member without an object\r\n$gdb_prompt $" {
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pass $name
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}
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-re "Cannot access memory at address 0x4\r\n$gdb_prompt $" {
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# gcc 2.95.3 -gstabs+
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kfail "gdb/NNNN" $name
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}
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-re "Cannot access memory at address 0x8\r\n$gdb_prompt $" {
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# gcc 3.3.2 -gdwarf-2
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# gcc 3.3.2 -gstabs+
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kfail "gdb/NNNN" $name
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}
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}
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# dereference the pointer to data member without any object
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# this is not allowed: a pmi must be bound to an object to dereference
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set name "ptype *pmi"
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gdb_test_multiple "ptype *pmi" $name {
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-re "Attempt to dereference pointer to member without an object\r\n$gdb_prompt $" {
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pass $name
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}
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-re "type = int A::\r\n$gdb_prompt $" {
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# gcc 2.95.3 -gstabs+
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# gcc HEAD 2004-01-10 -gdwarf-2
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# gcc HEAD 2004-01-10 -gstabs+
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kfail "gdb/NNNN" $name
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}
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}
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# Check cast of pointer to member to integer.
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# This is similar to "offset-of".
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# such as "A a; print (size_t) &A.j - (size_t) &A".
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set name "print (int) pmi"
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gdb_test_multiple "print (int) pmi" $name {
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-re "$vhn = (4|8|12)\r\n$gdb_prompt" {
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pass $name
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}
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}
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# Check "(int) pmi" explicitly for equality.
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set name "print ((int) pmi) == ((char *) &a.j - (char *) &a)"
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gdb_test_multiple "print ((int) pmi) == ((char *) &a.j - (char *) & a)" $name {
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-re "$vhn = true\r\n$gdb_prompt" {
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pass $name
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}
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}
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# ==========================
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# pointer to member function
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# ==========================
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# ptype a pointer to a method
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set name "ptype pmf"
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gdb_test_multiple "ptype pmf" $name {
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-re "type = int \\( ?A::\\*\\)\\(A \\*( const)?, int\\)\r\n$gdb_prompt $" {
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pass $name
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}
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-re "type = int \\( ?A::\\*\\)\\(void\\)\r\n$gdb_prompt $" {
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# hpacc A.03.45
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kfail "gdb/NNNN" $name
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}
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-re "type = struct \{.*\}\r\n$gdb_prompt $" {
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# gcc 2.95.3 -gdwarf-2
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# gcc 2.95.3 -gstabs+
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# gcc 3.2.2 -gdwarf-2
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# gcc 3.2.2 -gstabs+
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# gcc HEAD 2004-01-10 -gdwarf-2
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# gcc HEAD 2004-01-10 -gstabs+
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kfail "gdb/NNNN" $name
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}
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}
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# print a pointer to a method
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set name "print pmf"
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gdb_test_multiple "print pmf" $name {
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-re "$vhn = \\(int \\(A::\\*\\)\\(A \\*( const)?, int\\)\\) $hex <A::bar\\(int\\)>\r\n$gdb_prompt $" {
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pass $name
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}
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-re "$vhn = .*not supported with HP aCC.*\r\n$gdb_prompt $" {
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# hpacc A.03.45
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kfail "gdb/NNNN" $name
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}
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-re "$vhn = \{.*\}\r\n$gdb_prompt $" {
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# gcc 2.95.3 -gdwarf-2
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# gcc 2.95.3 -gstabs+
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# gcc 3.2.2 -gdwarf-2
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# gcc 3.2.2 -gstabs+
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# gcc HEAD 2004-01-10 -gdwarf-2
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# gcc HEAD 2004-01-10 -gstabs+
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kfail "gdb/NNNN" $name
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}
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}
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# ptype a pointer to a pointer to a method
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set name "ptype pmf_p"
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gdb_test_multiple "ptype pmf_p" $name {
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-re "type = int \\( ?A::\\*\\*\\)\\(A \\*( const)?, int\\)\r\n$gdb_prompt $" {
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pass $name
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}
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-re "type = int \\( ?A::\\*\\*\\)\\(void\\)\r\n$gdb_prompt $" {
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# hpacc A.03.45
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kfail "gdb/NNNN" $name
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}
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-re "type = struct \{.*\} \\*\r\n$gdb_prompt $" {
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# gcc 2.95.3 -gdwarf-2
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# gcc 2.95.3 -gstabs+
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# gcc 3.2.2 -gdwarf-2
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# gcc 3.2.2 -gstabs+
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# gcc HEAD 2004-01-10 -gdwarf-2
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# gcc HEAD 2004-01-10 -gstabs+
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kfail "gdb/NNNN" $name
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}
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}
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# print a pointer to a pointer to a method
|
|
|
|
set name "print pmf_p"
|
|
gdb_test_multiple "print pmf_p" $name {
|
|
-re "$vhn = \\(int \\( ?A::\\*\\*\\)\\)\\(int\\)\\) $hex\r\n$gdb_prompt $" {
|
|
pass $name
|
|
}
|
|
-re "$vhn = \\(PMF \\*\\) $hex\r\n$gdb_prompt $" {
|
|
pass "gdb/NNNN"
|
|
}
|
|
-re "$vhn = \\(int \\( ?A::\\*\\*\\)\\(void\\)\\) $hex\r\n$gdb_prompt $" {
|
|
# hpacc A.03.45
|
|
kfail "gdb/NNNN" $name
|
|
}
|
|
-re "$vhn = \\(struct \{.*\} \\*\\) $hex\r\n$gdb_prompt $" {
|
|
# gcc 2.95.3 -gdwarf-2
|
|
kfail "gdb/NNNN" $name
|
|
}
|
|
}
|
|
|
|
# print dereferenced pointer to method
|
|
|
|
set name "print a.*pmf"
|
|
gdb_test_multiple "print a.*pmf" $name {
|
|
-re "$vhn = {int \\(A \\*( const)?, int\\)} $hex <A::bar\\(int\\)>\r\n$gdb_prompt $" {
|
|
pass $name
|
|
}
|
|
-re "Pointers to methods not supported with HP aCC\r\n$gdb_prompt $" {
|
|
# hpacc A.03.45
|
|
kfail "gdb/NNNN" $name
|
|
}
|
|
-re "Value can't be converted to integer.\r\n$gdb_prompt $" {
|
|
# gcc 2.95.3 -gdwarf-2
|
|
# gcc 2.95.3 -gstabs+
|
|
# gcc 3.2.2 -gdwarf-2
|
|
# gcc 3.2.2 -gstabs+
|
|
# gcc HEAD 2004-01-10 -gdwarf-2
|
|
# gcc HEAD 2004-01-10 -gstabs+
|
|
kfail "gdb/NNNN" $name
|
|
}
|
|
}
|
|
|
|
# print dereferenced pointer to method, using ->*
|
|
|
|
set name "print a_p->*pmf"
|
|
gdb_test_multiple "print a_p->*pmf" $name {
|
|
-re "$vhn = {int \\(A \\*( const)?, int\\)} $hex <A::bar\\(int\\)>\r\n$gdb_prompt $" {
|
|
pass $name
|
|
}
|
|
-re "Pointers to methods not supported with HP aCC\r\n$gdb_prompt $" {
|
|
# hpacc A.03.45
|
|
kfail "gdb/NNNN" $name
|
|
}
|
|
-re "Value can't be converted to integer.\r\n$gdb_prompt $" {
|
|
# gcc 2.95.3 -gdwarf-2
|
|
# gcc 2.95.3 -gstabs+
|
|
# gcc 3.2.2 -gdwarf-2
|
|
# gcc 3.2.2 -gstabs+
|
|
# gcc HEAD 2004-01-10 -gdwarf-2
|
|
# gcc HEAD 2004-01-10 -gstabs+
|
|
kfail "gdb/NNNN" $name
|
|
}
|
|
}
|
|
|
|
# set the pointer to data member
|
|
|
|
set name "set var pmf = &A::foo"
|
|
gdb_test_multiple "set var pmf = &A::foo" $name {
|
|
-re "set var pmf = &A::foo\r\n$gdb_prompt $" {
|
|
# I have to match the echo'ed input explicitly here.
|
|
# If I leave it out, the pattern becomes too general
|
|
# and matches anything that ends in "$gdb_prompt $".
|
|
pass $name
|
|
}
|
|
-re "Invalid cast.\r\n$gdb_prompt $" {
|
|
# gcc 2.95.3 -gdwarf-2
|
|
# gcc 2.95.3 -gstabs+
|
|
# gcc 3.2.2 -gdwarf-2
|
|
# gcc 3.2.2 -gstabs+
|
|
# gcc HEAD 2004-01-10 -gdwarf-2
|
|
# gcc HEAD 2004-01-10 -gstabs+
|
|
kfail "gdb/NNNN" $name
|
|
}
|
|
-re "Assignment to pointers to methods not implemented with HP aCC\r\n$gdb_prompt $" {
|
|
kfail "gdb/NNNN" $name
|
|
}
|
|
}
|
|
|
|
# dereference the pointer to data member without any object
|
|
# this is not allowed: a pmf must be bound to an object to dereference
|
|
|
|
set name "print *pmf"
|
|
gdb_test_multiple "print *pmf" $name {
|
|
-re "Attempt to dereference pointer to member without an object\r\n$gdb_prompt $" {
|
|
pass $name
|
|
}
|
|
-re "Structure has no component named operator\\*.\r\n$gdb_prompt $" {
|
|
# gcc 2.95.3 -gdwarf-2
|
|
# gcc 2.95.3 -gstabs+
|
|
# gcc 3.3.2 -gdwarf-2
|
|
# gcc 3.3.2 -gstabs+
|
|
# gcc HEAD 2004-01-10 -gdwarf-2
|
|
# gcc HEAD 2004-01-10 -gstabs+
|
|
kfail "gdb/NNNN" $name
|
|
}
|
|
}
|
|
|
|
# dereference the pointer to data member without any object
|
|
# this is not allowed: a pmf must be bound to an object to dereference
|
|
|
|
set name "ptype *pmf"
|
|
gdb_test_multiple "ptype *pmf" $name {
|
|
-re "Attempt to dereference pointer to member without an object\r\n$gdb_prompt $" {
|
|
pass $name
|
|
}
|
|
-re "Structure has no component named operator\\*.\r\n$gdb_prompt $" {
|
|
# gcc 2.95.3 -gdwarf-2
|
|
# gcc 2.95.3 -gstabs+
|
|
# gcc 3.3.2 -gdwarf-2
|
|
# gcc 3.3.2 -gstabs+
|
|
# gcc HEAD 2004-01-10 -gdwarf-2
|
|
# gcc HEAD 2004-01-10 -gstabs+
|
|
kfail "gdb/NNNN" $name
|
|
}
|
|
}
|
|
|
|
# Call a function through a pmf.
|
|
|
|
set name "print (a.*pmf)(3)"
|
|
gdb_test_multiple "print (a.*pmf)(3)" $name {
|
|
-re "$vhn = 50\r\n$gdb_prompt $" {
|
|
pass $name
|
|
}
|
|
-re "Not implemented: function invocation through pointer to method with HP aCC\r\n$gdb_prompt $" {
|
|
# hpacc A.03.45
|
|
kfail "gdb/NNNN" $name
|
|
}
|
|
-re "Value can't be converted to integer.\r\n$gdb_prompt $" {
|
|
# gcc 2.95.3 -gdwarf-2
|
|
# gcc 2.95.3 -gstabs+
|
|
# gcc 3.3.2 -gdwarf-2
|
|
# gcc 3.3.2 -gstabs+
|
|
# gcc HEAD 2004-01-10 -gdwarf-2
|
|
# gcc HEAD 2004-01-10 -gstabs+
|
|
kfail "gdb/NNNN" $name
|
|
}
|
|
}
|
|
|
|
gdb_test "ptype a.*pmf" "type = int \\(A \\*( const)?, int\\)"
|
|
|
|
# Print out a pointer to data member which requires looking into
|
|
# a base class.
|
|
gdb_test "print diamond_pmi" "$vhn = &Base::x"
|
|
gdb_test "print diamond.*diamond_pmi" "$vhn = 77"
|
|
|
|
# Examine some more complicated pmfs, which require adjusting "this"
|
|
# and looking through virtual tables.
|
|
|
|
# These two have a different object adjustment, but call the same method.
|
|
gdb_test "print diamond.*left_pmf" \
|
|
"$vhn = {int \\(Diamond \\*( const)?\\)} $hex <Base::get_x\\((void|)\\)>"
|
|
gdb_test "print diamond.*right_pmf" \
|
|
"$vhn = {int \\(Diamond \\*( const)?\\)} $hex <Base::get_x\\((void|)\\)>"
|
|
|
|
gdb_test "print (diamond.*left_pmf) ()" "$vhn = 77"
|
|
gdb_test "print (diamond.*right_pmf) ()" "$vhn = 88"
|
|
|
|
# These two point to different methods, although they have the same
|
|
# virtual table offsets.
|
|
gdb_test "print diamond.*left_vpmf" \
|
|
"$vhn = {int \\(Diamond \\*( const)?\\)} $hex <Left::vget\\((void|)\\)>"
|
|
gdb_test "print diamond.*right_vpmf" \
|
|
"$vhn = {int \\(Diamond \\*( const)?\\)} $hex <Right::vget\\((void|)\\)>"
|
|
|
|
gdb_test "print (diamond.*left_vpmf) ()" "$vhn = 177"
|
|
gdb_test "print (diamond.*left_base_vpmf) ()" "$vhn = 2077"
|
|
gdb_test "print (diamond.*right_vpmf) ()" "$vhn = 288"
|
|
|
|
# We should be able to figure out left_vpmf even without an object,
|
|
# because it comes from a non-virtual base. The same for right_vpmf.
|
|
gdb_test "print left_vpmf" "$vhn = &virtual Left::vget\\(\\)"
|
|
gdb_test "print right_vpmf" "$vhn = &virtual Right::vget\\(\\)"
|
|
|
|
# But we should gracefully fail to figure out base_vpmf, because
|
|
# its runtime type is more derived than its static type. This
|
|
# is a valid but unspecified cast (it is value preserving, i.e.
|
|
# can be casted back to the correct type and used).
|
|
gdb_test "print base_vpmf" \
|
|
"$vhn = &virtual table offset \[0-9\]*, this adjustment -\[0-9\]*"
|
|
|
|
# Make sure we parse this correctly; it's invalid.
|
|
gdb_test "print diamond.*left_vpmf ()" \
|
|
"Invalid data type for function to be called\\."
|
|
|
|
# NULL pointer to member tests.
|
|
gdb_test "print null_pmi" "$vhn = NULL"
|
|
gdb_test "print null_pmi = &A::j" "$vhn = &A::j"
|
|
gdb_test "print null_pmi = 0" "$vhn = NULL"
|
|
|
|
gdb_test "print null_pmf" "$vhn = NULL"
|
|
gdb_test "print null_pmf = &A::foo" "$vhn = \\(int \\(A::\\*\\)\\(A \\*( const)?, int\\)\\) $hex <A::foo ?\\(int\\)>"
|
|
gdb_test "print null_pmf = 0" "$vhn = NULL"
|