1# Copyright 1998-2023 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 3 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, see <http://www.gnu.org/licenses/>. 15 16# tests for misc. C++ method stuff 17# Written by Satish Pai <pai@apollo.hp.com> 1997-07-08 18 19# This file is part of the gdb testsuite 20 21# This tests: 22# 0. method arguments are correct 23# 1. access to class data members inside method scopes 24# 2. correct param types for methods in ptype. 25# 3. const and volatile methods 26 27# (#0 and #1 above relate to an HP specific problem -- GDB must correctly 28# integrate FPARAM symbols in HP debug info into the local var list 29# for the function or method's block.) 30 31# 32# test running programs 33# 34 35if { [skip_cplus_tests] } { return } 36 37standard_testfile .cc 38 39if {[prepare_for_testing "failed to prepare" $testfile $srcfile {debug c++}]} { 40 return -1 41} 42 43# 44# set it up at a breakpoint so we can play with the variable values 45# 46if {![runto_main]} { 47 return 48} 49 50gdb_test "break A::foo" \ 51 "Breakpoint \[0-9\]* at $hex.*file .*method.cc, line 38\\." 52 53gdb_test "continue" \ 54 "Continuing\\.\r\n\r\nBreakpoint \[0-9\]*, A::foo(\\(int\\)|) \\(this=$hex, arg=13\\) at .*method\\.cc:38\r\n38\[\t \]*x \\+= arg;" \ 55 "continue to A::foo" 56 57# Check ability to access this-relative stuff. 58 59gdb_test "print x" \ 60 "\\$\[0-9\]* = 20" \ 61 "print x in A::foo" 62 63# Check access to this pointer 64 65gdb_test "print this" \ 66 "\\$\[0-9\]* = \\((class |)A *\\* *(const|)\\) $hex" \ 67 "print this in A::foo" 68 69# Now do everything over again for A::bar, because sometimes processing one method 70# (the first one) is fine, but the second one's debug info gets munged beyond recognition. 71 72gdb_test "break A::bar" \ 73 "Breakpoint \[0-9\]* at $hex.*file .*method.cc, line 44\\." 74 75gdb_test "continue" \ 76 "Continuing\\.\r\n\r\nBreakpoint \[0-9\]*, A::bar(|\\(int\\) const| const) \\(this=$hex, arg=15\\) at .*method\\.cc:44\r\n44\[\t \]*return arg \\+ 2 \\* x;" \ 77 "continue to A::bar" 78 79# Check ability to access this-relative stuff. 80 81gdb_test "print x" \ 82 "\\$\[0-9\]* = 33" \ 83 "print x in A::bar" 84 85# Check access to this pointer 86 87get_debug_format 88 89gdb_test_multiple "print this" "print this in A::bar" { 90 -re "\\$\[0-9\]* = \\(const (class |)A *\\* *(const|)\\) $hex\r\n$gdb_prompt $" { 91 pass "print this in A::bar" 92 } 93 -re "\\$\[0-9\]* = \\((class |)A *\\* *(const|)\\) $hex\r\n$gdb_prompt $" { 94 # gcc versions up to 3.0.4 with -gstabs+ do not emit "const" 95 # indicators, so the output is "A *". It should be "const A 96 # *" or "const A * const". 97 setup_xfail_format "stabs" 98 fail "print this in A::bar (missing const)" 99 } 100 -re "\\$\[0-9\]* = \\(const (class |)\{\\.\\.\\.\} *\\* *(const|)\\) $hex\r\n$gdb_prompt $" { 101 # gcc versions gcc-3_1-branch%20020404 and HEAD%20020404 with -gstabs+ 102 # produce good stabs, but gdb prints "const class {...} *" const. 103 # This is PR gdb/277. 104 # setup_kfail "gdb/277" 105 fail "print this in A::bar (gdb/277)" 106 } 107} 108 109# Check again with funk::getFunky (this is the original test case 110# for CHFts23426); sometimes having a constructor with no arguments 111# will nuke the debug info read in for other methods in the class. 112 113gdb_test "break 21" \ 114 "Breakpoint \[0-9\]* at $hex.*file .*method.cc, line 21\\." 115 116gdb_test "continue" \ 117 "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;" \ 118 "continue to 21" 119 120# Check ability to access this-relative stuff. 121 122gdb_test "print data_" \ 123 "\\$\[0-9\]* = 33" \ 124 "print data_ in funk::getFunky" 125 126# Check access to this pointer 127 128gdb_test "print this" \ 129 "\\$\[0-9\]* = \\((class |)funk *\\* *(const|)\\) $hex" \ 130 "print this in funk::getFunky" 131 132# Check access to local variable 133 134gdb_test "print res" \ 135 "\\$\[0-9\]* = -30" \ 136 "print res in funk::getFunky" 137 138# Check ptype of class -- should show const/volatile methods 139 140gdb_test_multiple "ptype A" "ptype A" { 141 -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 $" { 142 pass "ptype A" 143 } 144 -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 $" { 145 pass "ptype A" 146 } 147 -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\[ \]*A & operator=\\(A const ?&\\);\r\n\[ \]*A\\(A const ?&\\);\r\n\[ \]*A\\((void|)\\);\r\n\}\r\n$gdb_prompt $" { 148 pass "ptype A" 149 } 150 -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 $" { 151 pass "ptype A" 152 } 153} 154 155gdb_test_multiple "cont" "finish program" { 156 -re "Continuing.\r\n$inferior_exited_re normally.*$gdb_prompt $" { 157 pass "finish program" 158 } 159 -re "Continuing.* EXIT code 0.*$inferior_exited_re normally.*$gdb_prompt $" { 160 pass "finish program (exit wrapper)" 161 } 162} 163 164