ref-types.exp revision 1.7
1# Tests for reference types with short type variables in GDB. 2# Copyright 1998-2017 Free Software Foundation, Inc. 3 4# This program is free software; you can redistribute it and/or modify 5# it under the terms of the GNU General Public License as published by 6# the Free Software Foundation; either version 3 of the License, or 7# (at your option) any later version. 8# 9# This program is distributed in the hope that it will be useful, 10# but WITHOUT ANY WARRANTY; without even the implied warranty of 11# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12# GNU General Public License for more details. 13# 14# You should have received a copy of the GNU General Public License 15# along with this program. If not, see <http://www.gnu.org/licenses/>. 16 17# written by Elena Zannoni (ezannoni@cygnus.com) 18 19# 20# test running programs 21# 22 23if { [skip_cplus_tests] } { continue } 24 25standard_testfile .cc 26 27if {[prepare_for_testing "failed to prepare" $testfile $srcfile {debug c++}]} { 28 return -1 29} 30 31# 32# set it up at a breakpoint so we can play with the variable values 33# 34if ![runto_main] then { 35 perror "couldn't run to breakpoint" 36 continue 37} 38 39if ![runto 'marker1'] then { 40 perror "couldn't run to marker1" 41 continue 42} 43 44gdb_test "up" ".*main.*" "up from marker1 1" 45 46proc gdb_start_again {} { 47 global srcdir 48 global subdir 49 global binfile 50 global gdb_prompt 51 global decimal 52 53 gdb_start 54 gdb_reinitialize_dir $srcdir/$subdir 55 gdb_load ${binfile} 56 57 # 58 # set it up at a breakpoint so we can play with the variable values 59 # 60 if ![runto_main] then { 61 perror "couldn't run to breakpoint" 62 continue 63 } 64 65 if ![runto 'marker1'] then { 66 perror "couldn't run to marker1" 67 continue 68 } 69 70 gdb_test "up" ".*main.*" "up from marker1 2" 71} 72 73 74gdb_test "print s" ".\[0-9\]* = -1" "print value of s" 75gdb_test "ptype s" "type = short" 76 77gdb_test "print *ps" ".\[0-9\]* = -1" "print value of ps" 78gdb_test "ptype ps" "type = short \\*" 79 80gdb_test "print as\[0\]" ".\[0-9\]* = 0" "print value of as\[0\]" 81gdb_test_multiple "ptype as" "ptype as" { 82 -re "type = short \\\[4\\\].*$gdb_prompt $" { pass "ptype as" } 83 -re "type = short int \\\[4\\\].*$gdb_prompt $" { pass "ptype as" } 84} 85 86gdb_test "print as\[1\]" ".\[0-9\]* = 1" "print value of as\[1\]" 87gdb_test "print as\[2\]" ".\[0-9\]* = 2" "print value of as\[2\]" 88gdb_test "print as\[3\]" ".\[0-9\]* = 3" "print value of as\[3\]" 89 90gdb_test_multiple "print rs" "print value of rs" { 91 -re ".\[0-9\]* = \\(short &\\) @$hex: -1.*$gdb_prompt $" { 92 pass "print value of rs" 93 } 94 -re ".\[0-9\]* = \\(short int &\\) @$hex: -1.*$gdb_prompt $" { 95 pass "print value of rs" 96 } 97 eof { fail "print rs ($GDB dumped core) (FIXME)" ; gdb_start_again ; } 98} 99 100gdb_test_multiple "ptype rs" "ptype rs" { 101 -re "type = short &.*$gdb_prompt $" { pass "ptype rs" } 102 -re "type = short int &.*$gdb_prompt $" { pass "ptype rs" } 103} 104 105gdb_test "print *rps" ".\[0-9\]* = -1" "print value of *rps" 106 107# GDB had a bug about dereferencing a pointer type 108# that would lead to wrong results 109# if we try to examine memory at pointer value. 110 111gdb_test "x /hd rps" "$hex:\[ \t\]*-1" "examine value at rps" 112 113gdb_test_multiple "ptype rps" "ptype rps" { 114 -re "type = short \\*&.*$gdb_prompt $" { pass "ptype rps" } 115 -re "type = short int \\*&.*$gdb_prompt $" { pass "ptype rps" } 116} 117 118 119gdb_test "print ras\[0\]" ".\[0-9\]* = 0" "print value of ras\[0\]" 120 121gdb_test_multiple "ptype ras" "ptype ras" { 122 -re "type = short \\\(&\\\)\\\[4\\\].*$gdb_prompt $" { pass "ptype ras" } 123 -re "type = short int \\\(&\\\)\\\[4\\\].*$gdb_prompt $" { pass "ptype ras" } 124} 125 126gdb_test "print ras\[1\]" ".\[0-9\]* = 1" "print value of ras\[1\]" 127gdb_test "print ras\[2\]" ".\[0-9\]* = 2" "print value of ras\[2\]" 128gdb_test "print ras\[3\]" ".\[0-9\]* = 3" "print value of ras\[3\]" 129 130 131if ![runto 'f'] then { 132 perror "couldn't run to f" 133 continue 134} 135 136gdb_test "up" ".main2.*" "up from f" 137 138gdb_test "print C" ".\[0-9\]* = 65 \'A\'" "print value of C" 139gdb_test "ptype C" "type = char" 140 141gdb_test "print UC" ".\[0-9\]* = 21 '\.025'" "print value of UC" 142gdb_test "ptype UC" "type = unsigned char" 143 144gdb_test "print S" ".\[0-9\]* = -14" "print value of S" 145gdb_test "ptype S" "type = short.*" 146 147gdb_test "print US" ".\[0-9\]* = 7" "print value of US" 148gdb_test_multiple "ptype US" "ptype US" { 149 -re "type = unsigned short.*$gdb_prompt $" { pass "ptype US" } 150 -re "type = short unsigned.*$gdb_prompt $" { pass "ptype US" } 151} 152 153gdb_test "print I" ".\[0-9\]* = 102" "print value of I" 154gdb_test "ptype I" "type = int" 155 156gdb_test "print UI" ".\[0-9\]* = 1002" "print value of UI" 157gdb_test "ptype UI" "type = unsigned int" 158 159gdb_test "print L" ".\[0-9\]* = -234" "print value of L" 160gdb_test "ptype L" "type = long.*" 161 162gdb_test "print UL" ".\[0-9\]* = 234" "print value of UL" 163gdb_test_multiple "ptype UL" "ptype UL" { 164 -re "type = unsigned long.*$gdb_prompt $" { pass "ptype UL" } 165 -re "type = long unsigned.*$gdb_prompt $" { pass "ptype UL" } 166} 167 168gdb_test "print F" ".\[0-9\]* = 1.2\[0-9\]*e\\+0?10.*" \ 169 "print value of F" 170 171gdb_test "ptype F" "type = float.*" 172 173gdb_test "print D" ".\[0-9\]* = -1.375e-123.*" \ 174 "print value of D" 175 176gdb_test "ptype D" "type = double.*" 177 178 179# 180# test reference types 181# 182 183gdb_test "ptype rC" "type = char &" 184 185gdb_test "ptype rUC" "type = unsigned char &" 186 187gdb_test_multiple "ptype rS" "ptype rS" { 188 -re "type = short &.*$gdb_prompt $" { pass "ptype rS" } 189 -re "type = short int &.*$gdb_prompt $" { pass "ptype rS" } 190} 191 192gdb_test_multiple "ptype rUS" "ptype rUS" { 193 -re "type = unsigned short &.*$gdb_prompt $" { pass "ptype rUS" } 194 -re "type = short unsigned int &.*$gdb_prompt $" { pass "ptype rUS" } 195} 196 197gdb_test "ptype rI" "type = int &" 198 199gdb_test "ptype rUI" "type = unsigned int &" 200 201gdb_test_multiple "ptype rL" "ptype rL" { 202 -re "type = long &.*$gdb_prompt $" { pass "ptype rL" } 203 -re "type = long int &.*$gdb_prompt $" { pass "ptype rL" } 204} 205 206gdb_test_multiple "ptype rUL" "ptype rUL" { 207 -re "type = unsigned long &.*$gdb_prompt $" { pass "ptype rUL" } 208 -re "type = long unsigned int &.*$gdb_prompt $" { pass "ptype rUL" } 209} 210 211gdb_test "ptype rF" "type = float &" 212 213gdb_test "ptype rD" "type = double &" 214 215gdb_test "print rC" ".\[0-9\]* = \\(char &\\) @$hex: 65 \'A\'" \ 216 "print value of rC" 217 218gdb_test "print rUC" \ 219 ".\[0-9\]* = \\(unsigned char &\\) @$hex: 21 \'.025\'" \ 220 "print value of rUC" 221 222gdb_test_multiple "print rS" "print value of rS" { 223 -re ".\[0-9\]* = \\(short &\\) @$hex: -14.*$gdb_prompt $" { 224 pass "print value of rS" 225 } 226 -re ".\[0-9\]* = \\(short int &\\) @$hex: -14.*$gdb_prompt $" { 227 pass "print value of rS" 228 } 229} 230 231gdb_test_multiple "print rUS" "print value of rUS" { 232 -re ".\[0-9\]* = \\(unsigned short &\\) @$hex: 7.*$gdb_prompt $" { 233 pass "print value of rUS" 234 } 235 -re ".\[0-9\]* = \\(short unsigned int &\\) @$hex: 7.*$gdb_prompt $" { 236 pass "print value of rUS" 237 } 238} 239 240gdb_test "print rI" ".\[0-9\]* = \\(int &\\) @$hex: 102" \ 241 "print value of rI" 242 243gdb_test "print rUI" \ 244 ".\[0-9\]* = \\(unsigned int &\\) @$hex: 1002" \ 245 "print value of UI" 246 247gdb_test_multiple "print rL" "print value of rL" { 248 -re ".\[0-9\]* = \\(long &\\) @$hex: -234.*$gdb_prompt $" { 249 pass "print value of rL" 250 } 251 -re ".\[0-9\]* = \\(long int &\\) @$hex: -234.*$gdb_prompt $" { 252 pass "print value of rL" 253 } 254} 255 256gdb_test_multiple "print rUL" "print value of rUL" { 257 -re ".\[0-9\]* = \\(unsigned long &\\) @$hex: 234.*$gdb_prompt $" { 258 pass "print value of rUL" 259 } 260 -re ".\[0-9\]* = \\(long unsigned int &\\) @$hex: 234.*$gdb_prompt $" { 261 pass "print value of rUL" 262 } 263} 264 265gdb_test "print rF" \ 266 ".\[0-9\]* = \\(float &\\) @$hex: 1.2\[0-9\]*e\\+0?10.*" \ 267 "print value of rF" 268 269gdb_test "print rD" \ 270 ".\[0-9\]* = \\(double &\\) @$hex: -1.375e-123.*" \ 271 "print value of rD" 272 273