# Copyright 1998, 1999, 2003, 2004 Free Software Foundation, Inc. # This file is part of the gdb testsuite # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation; either version 2 of the License, or # (at your option) any later version. # # This program is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program; if not, write to the Free Software # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. # Tests for pointer-to-member support # Written by Satish Pai 1997-08-19 # Rewritten by Michael Chastain 2004-01-11 # TODO: copyright notice for member-ptr.cc set vhn "\\$\[0-9\]+" if $tracelevel then { strace $tracelevel } if { [skip_cplus_tests] } { continue } set prms_id 0 set bug_id 0 set testfile "member-ptr" set srcfile ${testfile}.cc set binfile ${objdir}/${subdir}/${testfile} if [get_compiler_info ${binfile} "c++"] { return -1 } if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug c++}] != "" } { gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail." } gdb_exit gdb_start gdb_reinitialize_dir $srcdir/$subdir gdb_load ${binfile} if ![runto_main] then { perror "couldn't run to breakpoint" continue } gdb_breakpoint [gdb_get_line_number "pmi = NULL"] gdb_continue_to_breakpoint "continue to pmi = NULL" # gcc is not ready for production # -- chastain 2004-01-12 if { [test_compiler_info "gcc-*"] } { continue } # ====================== # pointer to member data # ====================== # ptype on pointer to data member set name "ptype pmi (A::j)" gdb_test_multiple "ptype pmi" $name { -re "type = int *\\( ?A::\\*\\)\r\n$gdb_prompt $" { pass $name } -re "type = int *A::\r\n$gdb_prompt $" { # gcc HEAD 2004-01-10 -gdwarf-2 # gcc HEAD 2004-01-10 -gstabs+ kfail "gdb/NNNN" $name } } # print pointer to data member set name "print pmi (A::j) " gdb_test_multiple "print pmi" $name { -re "$vhn = &A::j\r\n$gdb_prompt $" { pass $name } -re "$vhn = \\(int ?\\( ?A::\\*\\)\\) &A::j\r\n$gdb_prompt $" { pass $name } -re "$vhn = \\(int ?\\( ?A::\\*\\)\\) ?&A::j ?\\+ ?1 bytes\r\n$gdb_prompt $" { # gcc 2.95.3 -gdwarf-2 kfail "gdb/NNNN" $name } -re "$vhn = &A::j ?\\+ ?1 bytes\r\n$gdb_prompt $" { # gcc 2.95.3 -gstabs+ kfail "gdb/NNNN" $name } -re "$vhn = not implemented: member type in c_val_print\r\n$gdb_prompt $" { # gcc HEAD 2004-01-11 05:33:21 -gdwarf-2 # gcc HEAD 2004-01-11 05:33:21 -gstabs+ kfail "gdb/NNNN" $name } -re "$vhn = \\(int ?\\( A::\\*\\)\\) 536870920\r\n$gdb_prompt $" { # the value is 0x20000008 hex. 0x20000000 is an internal flag. # Use '|' to add in more values as needed. # hpacc A.03.45 kfail "gdb/NNNN" $name } } # print dereferenced pointer to data member set name "print a.*pmi (A::j)" gdb_test_multiple "print a.*pmi" $name { -re "$vhn = 121\r\n$gdb_prompt $" { pass $name } -re "$vhn = 855638016\r\n$gdb_prompt $" { # gcc 2.95.3 -gdwarf-2 # gcc 2.95.3 -gstabs+ kfail "gdb/NNNN" $name } -re "not implemented: member types in unpack_long\r\n$gdb_prompt $" { # gcc HEAD 2004-01-10 -gdwarf-2 # gcc HEAD 2004-01-10 -gstabs+ kfail "gdb/NNNN" $name } } # print dereferenced pointer to data member # this time, dereferenced through a pointer set name "print a_p->*pmi (A::j)" gdb_test_multiple "print a_p->*pmi" $name { -re "$vhn = 121\r\n$gdb_prompt $" { pass $name } -re "$vhn = 855638016\r\n$gdb_prompt $" { # gcc 2.95.3 -gdwarf-2 # gcc 2.95.3 -gstabs+ kfail "gdb/NNNN" $name } -re "not implemented: member types in unpack_long\r\n$gdb_prompt $" { # gcc HEAD 2004-01-10 -gdwarf-2 # gcc HEAD 2004-01-10 -gstabs+ kfail "gdb/NNNN" $name } } # set the pointer to a different data member set name "set var pmi = &A::jj" gdb_test_multiple "set var pmi = &A::jj" $name { -re "Invalid cast.\r\n$gdb_prompt $" { # gcc HEAD 2004-01-10 -gdwarf-2 # gcc HEAD 2004-01-10 -gstabs+ kfail "gdb/NNNN" $name } -re "set var pmi = &A::jj\r\n$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 } } # print the pointer again set name "print pmi (A::jj)" gdb_test_multiple "print pmi" $name { -re "$vhn = &A::jj\r\n$gdb_prompt $" { pass $name } -re "$vhn = \\(int ?\\( ?A::\\*\\)\\) &A::jj\r\n$gdb_prompt $" { pass $name } -re "$vhn = not implemented: member type in c_val_print\r\n$gdb_prompt $" { # gcc HEAD 2004-01-11 05:33:21 -gdwarf-2 # gcc HEAD 2004-01-11 05:33:21 -gstabs+ kfail "gdb/NNNN" $name } -re "$vhn = \\(int ?\\( A::\\*\\)\\) 536870924\r\n$gdb_prompt $" { # the value is 0x20000008 hex. 0x20000000 is an internal flag. # Use '|' to add in more values as needed. # hpacc A.03.45 kfail "gdb/NNNN" $name } } # print dereferenced pointer to data member again set name "print a.*pmi (A::jj)" gdb_test_multiple "print a.*pmi" $name { -re "$vhn = 1331\r\n$gdb_prompt $" { pass $name } -re "not implemented: member types in unpack_long\r\n$gdb_prompt $" { # gcc HEAD 2004-01-10 -gdwarf-2 # gcc HEAD 2004-01-10 -gstabs+ kfail "gdb/NNNN" $name } } # set the pointer to data member back to A::j set name "set var pmi = &A::j" gdb_test_multiple "set var pmi = &A::j" $name { -re "Invalid cast.\r\n$gdb_prompt $" { # gcc HEAD 2004-01-10 -gdwarf-2 # gcc HEAD 2004-01-10 -gstabs+ kfail "gdb/NNNN" $name } -re "set var pmi = &A::j\r\n$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 } } # print dereferenced pointer to data member yet again (extra check, why not) set name "print a.*pmi (A::j) (again)" gdb_test_multiple "print a.*pmi" $name { -re "$vhn = 121\r\n$gdb_prompt $" { pass $name } -re "not implemented: member types in unpack_long\r\n$gdb_prompt $" { # gcc HEAD 2004-01-10 -gdwarf-2 # gcc HEAD 2004-01-10 -gstabs+ kfail "gdb/NNNN" $name } } # Set the data member pointed to. set name "print a.*pmi = 33" gdb_test_multiple "print a.*pmi = 33" $name { -re "$vhn = 33\r\n$gdb_prompt $" { pass $name } -re "not implemented: member types in unpack_long\r\n$gdb_prompt $" { # gcc HEAD 2004-01-10 -gdwarf-2 # gcc HEAD 2004-01-10 -gstabs+ kfail "gdb/NNNN" $name } } # Now check that the data really was changed set name "print a.*pmi (A::j) (33)" gdb_test_multiple "print a.*pmi" $name { -re "$vhn = 33\r\n$gdb_prompt $" { pass $name } -re "not implemented: member types in unpack_long\r\n$gdb_prompt $" { # gcc HEAD 2004-01-10 -gdwarf-2 # gcc HEAD 2004-01-10 -gstabs+ kfail "gdb/NNNN" $name } } # Double-check by printing a. set name "print a (j = 33)" gdb_test_multiple "print a" $name { -re "$vhn = \{c = 120 'x', j = 33, jj = 1331, (static|static int) s = 10, (_vptr.A|_vptr\\$) = ($hex|$hex )\}\r\n$gdb_prompt $" { pass $name } -re "$vhn = \{c = 120 'x', j = 33, jj = 1331, (static|static int) s = 10, Virtual table at $hex\}\r\n$gdb_prompt $" { pass $name } -re "$vhn = \{(_vptr.A|_vptr\\$) = $hex, c = 120 'x', j = 33, jj = 1331, (static|static int) s = 10\}\r\n$gdb_prompt $" { pass $name } -re "$vhn = \{(_vptr.A|_vptr\\$) = $hex, c = 120 'x', j = 121, jj = 1331, (static|static int) s = 10\}\r\n$gdb_prompt $" { # gcc HEAD 2004-01-10 -gdwarf-2 # gcc HEAD 2004-01-10 -gstabs+ kfail "gdb/NNNN" $name } } # Set the data member pointed to, using ->* set name "print a_p->*pmi = 44" gdb_test_multiple "print a_p->*pmi = 44" $name { -re "$vhn = 44\r\n$gdb_prompt $" { pass $name } -re "not implemented: member types in unpack_long\r\n$gdb_prompt $" { # gcc HEAD 2004-01-10 -gdwarf-2 # gcc HEAD 2004-01-10 -gstabs+ kfail "gdb/NNNN" $name } } # Check that the data really was changed set name "print a_p->*pmi (44)" gdb_test_multiple "print a_p->*pmi" $name { -re "$vhn = 44\r\n$gdb_prompt $" { pass $name } -re "not implemented: member types in unpack_long\r\n$gdb_prompt $" { # gcc HEAD 2004-01-10 -gdwarf-2 # gcc HEAD 2004-01-10 -gstabs+ kfail "gdb/NNNN" $name } } # Double-check by printing a. set name "print a (j = 44)" gdb_test_multiple "print a" $name { -re "$vhn = \{c = 120 'x', j = 44, jj = 1331, (static|static int) s = 10, (_vptr.A|_vptr\\$) = ($hex|$hex )\}\r\n$gdb_prompt $" { pass $name } -re "$vhn = \{c = 120 'x', j = 44, jj = 1331, (static|static int) s = 10, Virtual table at $hex\}\r\n$gdb_prompt $" { pass $name } -re "$vhn = \{(_vptr.A|_vptr\\$) = $hex, c = 120 'x', j = 44, jj = 1331, (static|static int) s = 10\}\r\n$gdb_prompt $" { pass $name } -re "$vhn = \{(_vptr.A|_vptr\\$) = $hex, c = 120 'x', j = 121, jj = 1331, (static|static int) s = 10\}\r\n$gdb_prompt $" { # gcc HEAD 2004-01-10 -gdwarf-2 # gcc HEAD 2004-01-10 -gstabs+ kfail "gdb/NNNN" $name } } # ptype the dereferenced pointer to member. set name "ptype a.*pmi" gdb_test_multiple "ptype a.*pmi" $name { -re "type = int\r\n$gdb_prompt" { pass $name } -re "not implemented: member types in unpack_long\r\n$gdb_prompt $" { # 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 pmi must be bound to an object to dereference set name "print *pmi" gdb_test_multiple "print *pmi" $name { -re "Attempt to dereference pointer to member without an object\r\n$gdb_prompt $" { pass $name } -re "Cannot access memory at address 0x4\r\n$gdb_prompt $" { # gcc 2.95.3 -gstabs+ kfail "gdb/NNNN" $name } -re "Cannot access memory at address 0x8\r\n$gdb_prompt $" { # gcc 3.3.2 -gdwarf-2 # gcc 3.3.2 -gstabs+ kfail "gdb/NNNN" $name } } # dereference the pointer to data member without any object # this is not allowed: a pmi must be bound to an object to dereference set name "ptype *pmi" gdb_test_multiple "ptype *pmi" $name { -re "Attempt to dereference pointer to member without an object\r\n$gdb_prompt $" { pass $name } -re "type = int A::\r\n$gdb_prompt $" { # gcc 2.95.3 -gstabs+ # gcc HEAD 2004-01-10 -gdwarf-2 # gcc HEAD 2004-01-10 -gstabs+ kfail "gdb/NNNN" $name } } # Check cast of pointer to member to integer. # This is similar to "offset-of". # such as "A a; print (size_t) &A.j - (size_t) &A". set name "print (int) pmi" gdb_test_multiple "print (int) pmi" $name { -re "$vhn = (4|8)\r\n$gdb_prompt" { pass $name } } # Check "(int) pmi" explicitly for equality. set name "print ((int) pmi) == ((char *) &a.j - (char *) &a)" gdb_test_multiple "print ((int) pmi) == ((char *) &a.j - (char *) & a)" $name { -re "$vhn = true\r\n$gdb_prompt" { pass $name } } # ========================== # pointer to member function # ========================== # ptype a pointer to a method set name "ptype pmf" gdb_test_multiple "ptype pmf" $name { -re "type = int \\( ?A::\\*\\)\\(int\\)\r\n$gdb_prompt $" { pass $name } -re "type = int \\( ?A::\\*\\)\\(void\\)\r\n$gdb_prompt $" { # hpacc A.03.45 kfail "gdb/NNNN" $name } -re "type = struct \{.*\}\r\n$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 a pointer to a method set name "print pmf" gdb_test_multiple "print pmf" $name { -re "$vhn = &A::bar\r\n$gdb_prompt $" { pass $name } -re "$vhn = .*not supported with HP aCC.*\r\n$gdb_prompt $" { # hpacc A.03.45 kfail "gdb/NNNN" $name } -re "$vhn = \{.*\}\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 } } # ptype a pointer to a pointer to a method set name "ptype pmf_p" gdb_test_multiple "ptype pmf_p" $name { -re "type = int \\( ?A::\\*\\*\\)\\(int\\)\r\n$gdb_prompt $" { pass $name } -re "type = int \\( ?A::\\*\\*\\)\\(void\\)\r\n$gdb_prompt $" { # hpacc A.03.45 kfail "gdb/NNNN" $name } -re "type = struct \{.*\} \\*\r\n$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 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 \\(\\*\\)\\(int\\)\\) $hex \r\n$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 \\(\\*\\)\\(int\\)\\) $hex \r\n$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 } }