| 1 | # Copyright 1998, 1999, 2001, 2002 Free Software Foundation, Inc. |
| 2 | |
| 3 | # This program is free software; you can redistribute it and/or modify |
| 4 | # it under the terms of the GNU General Public License as published by |
| 5 | # the Free Software Foundation; either version 2 of the License, or |
| 6 | # (at your option) any later version. |
| 7 | # |
| 8 | # This program is distributed in the hope that it will be useful, |
| 9 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 11 | # GNU General Public License for more details. |
| 12 | # |
| 13 | # You should have received a copy of the GNU General Public License |
| 14 | # along with this program; if not, write to the Free Software |
| 15 | # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
| 16 | |
| 17 | # Please email any bugs, comments, and/or additions to this file to: |
| 18 | # bug-gdb@prep.ai.mit.edu |
| 19 | |
| 20 | # tests for misc. C++ method stuff |
| 21 | # Written by Satish Pai <pai@apollo.hp.com> 1997-07-08 |
| 22 | |
| 23 | # This file is part of the gdb testsuite |
| 24 | |
| 25 | # This tests: |
| 26 | # 0. method arguments are correct |
| 27 | # 1. access to class data members inside method scopes |
| 28 | # 2. correct param types for methods in ptype. |
| 29 | # 3. const and volatile methods |
| 30 | |
| 31 | # (#0 and #1 above relate to an HP specific problem -- GDB must correctly |
| 32 | # integrate FPARAM symbols in HP debug info into the local var list |
| 33 | # for the function or method's block.) |
| 34 | |
| 35 | if $tracelevel then { |
| 36 | strace $tracelevel |
| 37 | } |
| 38 | |
| 39 | # |
| 40 | # test running programs |
| 41 | # |
| 42 | set prms_id 0 |
| 43 | set bug_id 0 |
| 44 | |
| 45 | if { [skip_cplus_tests] } { continue } |
| 46 | |
| 47 | set testfile "method" |
| 48 | set srcfile ${testfile}.cc |
| 49 | set binfile ${objdir}/${subdir}/${testfile} |
| 50 | |
| 51 | if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug c++}] != "" } { |
| 52 | gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail." |
| 53 | } |
| 54 | |
| 55 | if [get_compiler_info $binfile "c++"] { |
| 56 | return -1 |
| 57 | } |
| 58 | |
| 59 | gdb_exit |
| 60 | gdb_start |
| 61 | gdb_reinitialize_dir $srcdir/$subdir |
| 62 | gdb_load ${binfile} |
| 63 | |
| 64 | |
| 65 | # |
| 66 | # set it up at a breakpoint so we can play with the variable values |
| 67 | # |
| 68 | if ![runto_main] then { |
| 69 | perror "couldn't run to breakpoint" |
| 70 | continue |
| 71 | } |
| 72 | |
| 73 | gdb_test "break A::foo" \ |
| 74 | "Breakpoint \[0-9\]* at $hex.*file .*method.cc, line 38\\." |
| 75 | |
| 76 | gdb_test "continue" \ |
| 77 | "Continuing\\.\r\n\r\nBreakpoint \[0-9\]*, A::foo(\\(int\\)|) \\(this=$hex, arg=13\\) at .*method\\.cc:38\r\n38\[\t \]*x \\+= arg;" \ |
| 78 | "continue to A::foo" |
| 79 | |
| 80 | # Check ability to access this-relative stuff. |
| 81 | |
| 82 | gdb_test "print x" \ |
| 83 | "\\$\[0-9\]* = 20" \ |
| 84 | "print x in A::foo" |
| 85 | |
| 86 | # Check access to this pointer |
| 87 | |
| 88 | gdb_test "print this" \ |
| 89 | "\\$\[0-9\]* = \\((class |)A *\\* *(const|)\\) $hex" \ |
| 90 | "print this in A::foo" |
| 91 | |
| 92 | # Now do everything over again for A::bar, because sometimes processing one method |
| 93 | # (the first one) is fine, but the second one's debug info gets munged beyond recognition. |
| 94 | |
| 95 | gdb_test "break A::bar" \ |
| 96 | "Breakpoint \[0-9\]* at $hex.*file .*method.cc, line 44\\." |
| 97 | |
| 98 | gdb_test "continue" \ |
| 99 | "Continuing\\.\r\n\r\nBreakpoint \[0-9\]*, A::bar(\\(int\\) const|) \\(this=$hex, arg=15\\) at .*method\\.cc:44\r\n44\[\t \]*return arg \\+ 2 \\* x;" \ |
| 100 | "continue to A::bar" |
| 101 | |
| 102 | # Check ability to access this-relative stuff. |
| 103 | |
| 104 | gdb_test "print x" \ |
| 105 | "\\$\[0-9\]* = 33" \ |
| 106 | "print x in A::bar" |
| 107 | |
| 108 | # Check access to this pointer |
| 109 | |
| 110 | get_debug_format |
| 111 | |
| 112 | send_gdb "print this\n" |
| 113 | gdb_expect { |
| 114 | -re "\\$\[0-9\]* = \\(const (class |)A *\\* *(const|)\\) $hex\r\n$gdb_prompt $" { |
| 115 | pass "print this in A::bar" |
| 116 | } |
| 117 | -re "\\$\[0-9\]* = \\((class |)A *\\* *(const|)\\) $hex\r\n$gdb_prompt $" { |
| 118 | # gcc versions up to 3.0.4 with -gstabs+ do not emit "const" indicators, |
| 119 | # so the output is "A *". It should be "const A *" or "const A * const". |
| 120 | setup_xfail_format "stabs" |
| 121 | fail "print this in A::bar (missing const)" |
| 122 | } |
| 123 | -re "\\$\[0-9\]* = \\(const (class |)\{\\.\\.\\.\} *\\* *(const|)\\) $hex\r\n$gdb_prompt $" { |
| 124 | # gcc versions gcc-3_1-branch%20020404 and HEAD%20020404 with -gstabs+ |
| 125 | # produce good stabs, but gdb prints "const class {...} *" const. |
| 126 | # This is PR gdb/277. |
| 127 | # setup_kfail "gnats:gdb/277" |
| 128 | fail "print this in A::bar (gnats:gdb/277)" |
| 129 | } |
| 130 | -re ".*$gdb_prompt $" { fail "print this in A::bar" } |
| 131 | timeout { fail "(timeout) print this in A::bar" } |
| 132 | } |
| 133 | |
| 134 | # Check again with funk::getFunky (this is the original test case |
| 135 | # for CHFts23426); sometimes having a constructor with no arguments |
| 136 | # will nuke the debug info read in for other methods in the class. |
| 137 | |
| 138 | gdb_test "break 21" \ |
| 139 | "Breakpoint \[0-9\]* at $hex.*file .*method.cc, line 21\\." |
| 140 | |
| 141 | gdb_test "continue" \ |
| 142 | "Continuing\\.\r\n\r\nBreakpoint \[0-9\]*, funk::getFunky(\\(int, int\\)|) \\(this=$hex, a=1, b=2\\) at .*method\\.cc:21\r\n21\[\t \]*data_ = res;" \ |
| 143 | "continue to 21" |
| 144 | |
| 145 | # Check ability to access this-relative stuff. |
| 146 | |
| 147 | gdb_test "print data_" \ |
| 148 | "\\$\[0-9\]* = 33" \ |
| 149 | "print data_ in funk::getFunky" |
| 150 | |
| 151 | # Check access to this pointer |
| 152 | |
| 153 | gdb_test "print this" \ |
| 154 | "\\$\[0-9\]* = \\((class |)funk *\\* *(const|)\\) $hex" \ |
| 155 | "print this in funk::getFunky" |
| 156 | |
| 157 | # Check access to local variable |
| 158 | |
| 159 | gdb_test "print res" \ |
| 160 | "\\$\[0-9\]* = -30" \ |
| 161 | "print res in funk::getFunky" |
| 162 | |
| 163 | # Check ptype of class -- should show const/volatile methods |
| 164 | |
| 165 | send_gdb "ptype A\n" |
| 166 | gdb_expect { |
| 167 | -re "type = class A \{\r\n\[ \]*public:\r\n\[ \]*int x;\r\n\[ \]*int y;\r\n\r\n\[ \]*int foo\\(int\\);\r\n\[ \]*int bar\\(int\\) const;\r\n\[ \]*int baz\\(int, char\\) volatile;\r\n\[ \]*int qux\\(int, float\\) (const volatile|volatile const);\r\n\}\r\n$gdb_prompt $" { |
| 168 | pass "ptype A" |
| 169 | } |
| 170 | -re "type = class A \{\r\n\[ \]*public:\r\n\[ \]*int x;\r\n\[ \]*int y;\r\n\r\n\[ \]*A & operator=\\(A const ?&\\);\r\n\[ \]*A\\(A const ?&\\);\r\n\[ \]*A\\((void|)\\);\r\n\[ \]*int foo\\(int\\);\r\n\[ \]*int bar\\(int\\) const;\r\n\[ \]*int baz\\(int, char\\) volatile;\r\n\[ \]*int qux\\(int, float\\) (const volatile|volatile const);\r\n\}\r\n$gdb_prompt $" { |
| 171 | pass "ptype A" |
| 172 | } |
| 173 | -re "type = class A \{\r\n\[ \]*public:\r\n\[ \]*int x;\r\n\[ \]*int y;\r\n\r\n\[ \]*int foo\\(int\\);\r\n\[ \]*int bar\\(int\\) const;\r\n\[ \]*int baz\\(int, char\\);\r\n\[ \]*int qux\\(int, float\\) const;\r\n\}\r\n$gdb_prompt $" { |
| 174 | pass "ptype A (HP aCC bug -- volatile not indicated)" |
| 175 | } |
| 176 | -re "type = class A \{\r\n\[ \]*public:\r\n\[ \]*int x;\r\n\[ \]*int y;\r\n\r\n\[ \]*int foo\\(int\\);\r\n\[ \]*int bar\\(int\\) const;\r\n\[ \]*int baz\\(int, char\\) volatile;\r\n\[ \]*int qux\\(int, float\\) const volatile;\r\n\}\r\n$gdb_prompt $" { |
| 177 | pass "ptype A" |
| 178 | } |
| 179 | -re ".*$gdb_prompt $" { fail "ptype A" } |
| 180 | timeout { fail "(timeout) ptype A" } |
| 181 | } |
| 182 | |
| 183 | gdb_test "cont" \ |
| 184 | "Continuing.\r\n\r\nProgram exited normally." \ |
| 185 | "finish program" |