gdb/testsuite/gdb.compile/compile.exp

   1 # Copyright 2014 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 standard_testfile .c compile-shlib.c compile-constvar.S compile-nodebug.c
  17
  18 get_compiler_info
  19 set options {}
  20 if [test_compiler_info gcc*] {
  21     lappend options additional_flags=-g3
  22 }
  23
  24 if { ![istarget x86_64-*-* ] || ![is_lp64_target] } {
  25     verbose "Skipping x86_64 LOC_CONST test."
  26     set srcfile3 ""
  27 }
  28
  29 set srcfilesoptions [list ${srcfile} ${options}]
  30 if { $srcfile3 != "" } {
  31     lappend srcfilesoptions $srcfile3 ${options}
  32 }
  33 lappend srcfilesoptions $srcfile4 "nodebug"
  34 if { [eval build_executable_from_specs ${testfile}.exp $testfile {$options} ${srcfilesoptions}] } {
  35     return -1
  36 }
  37
  38 clean_restart ${testfile}
  39
  40 #
  41 # Test command without an running inferior.
  42 #
  43 gdb_test "compile code int i=2;" \
  44     "The program must be running for the compile command to work.*" \
  45     "Test compile code command without running inferior"
  46
  47 gdb_test "compile int i=2;" \
  48     "The program must be running for the compile command to work.*" \
  49     "Test compile command without running inferior"
  50
  51 gdb_test "compile file -r ${srcdir}/${subdir}/${testfile}-mod.c" \
  52     "The program must be running for the compile command to work.*" \
  53     "Test compile file command without running inferior"
  54
  55 if ![runto_main] {
  56     return -1
  57 }
  58
  59 if {[skip_compile_feature_tests]} {
  60     untested "could not find libcc1 shared library"
  61     return -1
  62 }
  63
  64 #
  65 # Test delimiter for code, and arguments.
  66 #
  67
  68 gdb_test_no_output "compile -- f = 10" \
  69     "Test abbreviations and code delimiter"
  70
  71 gdb_test "compile f = 10;" ".*= 10;: No such file.*" \
  72     "Test abbreviations and code collision"
  73
  74 gdb_test_no_output "compile -r -- _gdb_expr(){int i = 5;}" \
  75     "Test delimiter with -r"
  76
  77 gdb_test_no_output "compile -raw -- _gdb_expr(){int i = 5;}" \
  78     "Test delimiter with -raw"
  79
  80 gdb_test "compile -- -r  _gdb_expr(){int i = 5;}" \
  81     ".* error: 'r' undeclared \\(first use in this function\\).*" \
  82     "Test delimiter with -r after it"
  83
  84 gdb_test "p globalvar" " = 10" "expect 10"
  85
  86 gdb_test_no_output "compile code globalvar = 11" \
  87     "set variable without trailing semicolon"
  88 gdb_test "p globalvar" " = 11" "check variable without trailing semicolon"
  89
  90 gdb_test_no_output "compile code globalvar = SOME_MACRO;" \
  91     "set variable from macro"
  92 gdb_test "p globalvar" " = 23" "expect 23"
  93
  94 gdb_test_no_output "compile code globalvar = ARG_MACRO(0, 0);" \
  95     "set variable from function-like macro"
  96 gdb_test "p globalvar" " = -1" "expect -1"
  97
  98 gdb_test_no_output "compile code globalvar = 42;" "set variable"
  99 gdb_test "p globalvar" " = 42" "expect 42"
 100
 101 gdb_test_no_output "compile code globalvar *= 2;" "modify variable"
 102 gdb_test "p globalvar" " = 84" "expect 84"
 103
 104 gdb_test_multiple "compile code" "compile code multiline 1" { -re "\r\n>$" {} }
 105 gdb_test_multiple "globalvar = 10;" "compile code multiline 2" { -re "\r\n>$" {} }
 106 gdb_test_multiple "globalvar *= 2;" "compile code multiline 3" { -re "\r\n>$" {} }
 107 gdb_test_no_output "end" "compile code multiline 4"
 108 gdb_test "p globalvar" " = 20" "expect 20"
 109
 110 gdb_test_no_output "compile file -r ${srcdir}/${subdir}/${testfile}-mod.c" \
 111     "use external source file"
 112 gdb_test "p globalvar" " = 7" "expect 7"
 113
 114 gdb_test_no_output "compile code func_static (2);" "call static function"
 115 gdb_test "p globalvar" " = 9" "expect 9"
 116 gdb_test_no_output "compile code func_global (1);" "call global function"
 117 gdb_test "p globalvar" " = 8" "expect 8"
 118
 119 gdb_test_no_output \
 120     "compile code globalvar = (sizeof (ulonger) == sizeof (long))" \
 121     "compute size of ulonger"
 122 gdb_test "p globalvar" " = 1" "check size of ulonger"
 123 gdb_test_no_output \
 124     "compile code globalvar = (sizeof (longer) == sizeof (long))" \
 125     "compute size of longer"
 126 gdb_test "p globalvar" " = 1" "check size of longer"
 127 gdb_test_no_output "compile code globalvar = MINUS_1"
 128 gdb_test "p globalvar" " = -1" "check MINUS_1"
 129
 130 gdb_test_no_output "compile code globalvar = static_local"
 131 gdb_test "p globalvar" " = 77000" "check static_local"
 132
 133 gdb_test_no_output "compile code static int staticvar = 5; intptr = &staticvar" \
 134     "keep jit in memory"
 135 gdb_test "p *intptr" " = 5" "expect 5"
 136
 137 gdb_test "compile code func_doesnotexist ();" "warning: Could not find symbol \"func_doesnotexist\" for .*"
 138
 139 gdb_test "compile code *(volatile int *) 0 = 0;" \
 140     "The program being debugged was signaled while in a function called from GDB\\.\r\nGDB remains in the frame where the signal was received\\.\r\n.*" \
 141     "compile code segfault first"
 142 gdb_test "bt" \
 143     "\r\n#0  \[^\r\n\]* in _gdb_expr \[^\r\n\]*\r\n#1  <function called from gdb>\r\n.*"
 144
 145 set test "p/x \$pc"
 146 set infcall_pc 0
 147 gdb_test_multiple $test $test {
 148     -re " = (0x\[0-9a-f\]+)\r\n$gdb_prompt $" {
 149         set infcall_pc $expect_out(1,string)
 150         pass $test
 151     }
 152 }
 153
 154 gdb_test "info sym $infcall_pc" "\r\n_gdb_expr .*" "info sym found"
 155 gdb_test "return" "\r\n#0  main .*" "return" \
 156          "Make _gdb_expr return now\\? \\(y or n\\) " "y"
 157 gdb_test "info sym $infcall_pc" "\r\nNo symbol matches .*" "info sym not found"
 158
 159 gdb_test_no_output "set unwindonsignal on"
 160 gdb_test "compile code *(volatile int *) 0 = 0;" \
 161     "The program being debugged was signaled while in a function called from GDB\\.\r\nGDB has restored the context to what it was before the call\\.\r\n.*" \
 162     "compile code segfault second"
 163
 164 gdb_breakpoint [gdb_get_line_number "break-here"]
 165 gdb_continue_to_breakpoint "break-here" ".* break-here .*"
 166
 167 gdb_test "p localvar" " = 50" "expect localvar 50"
 168
 169 gdb_test_no_output "compile code localvar = 12;" "set localvar"
 170 gdb_test "p localvar" " = 12" "expect 12"
 171
 172 gdb_test_no_output "compile code localvar *= 2;" "modify localvar"
 173 gdb_test "p localvar" " = 24" "expect 24"
 174
 175 gdb_test_no_output "compile code localvar = shadowed" \
 176     "test shadowing"
 177 gdb_test "p localvar" " = 52" "expect 52"
 178
 179 gdb_test_no_output "compile code localvar = externed"
 180 gdb_test "p localvar" " = 7" "test extern in inner scope"
 181
 182 gdb_test_no_output "compile code vla\[2\] = 7"
 183 gdb_test "p vla\[2\]" " = 7"
 184 gdb_test_no_output \
 185     "compile code localvar = (sizeof (vla) == bound * sizeof (vla\[0\]))"
 186 gdb_test "p localvar" " = 1"
 187
 188 #
 189 # Test setting fields and also many different types.
 190 #
 191
 192 gdb_test_no_output "compile code struct_object.selffield = &struct_object"
 193 gdb_test "print struct_object.selffield == &struct_object" " = 1"
 194
 195 gdb_test_no_output "compile code struct_object.charfield = 1"
 196 gdb_test "print struct_object.charfield" " = 1 '\\\\001'"
 197 gdb_test_no_output "compile code struct_object.ucharfield = 1"
 198 gdb_test "print struct_object.ucharfield" " = 1 '\\\\001'"
 199
 200 foreach {field value} {
 201     shortfield -5
 202     ushortfield 5
 203     intfield -7
 204     uintfield 7
 205     bitfield 2
 206     longfield -9
 207     ulongfield 9
 208     enumfield ONE
 209     floatfield 1
 210     doublefield 2
 211 } {
 212     gdb_test_no_output "compile code struct_object.$field = $value"
 213     gdb_test "print struct_object.$field" " = $value"
 214 }
 215
 216 gdb_test_no_output "compile code struct_object.arrayfield\[2\] = 7"
 217 gdb_test "print struct_object.arrayfield" \
 218     " = \\{0, 0, 7, 0, 0\\}"
 219
 220 gdb_test_no_output "compile code struct_object.complexfield = 7 + 5i"
 221 gdb_test "print struct_object.complexfield" " = 7 \\+ 5 \\* I"
 222
 223 gdb_test_no_output "compile code struct_object.boolfield = 1"
 224 gdb_test "print struct_object.boolfield" " = true"
 225
 226 gdb_test_no_output "compile code struct_object.vectorfield\[2\] = 7"
 227 gdb_test "print struct_object.vectorfield" \
 228     " = \\{0, 0, 7, 0\\}"
 229
 230 gdb_test_no_output "compile code union_object.typedeffield = 7"
 231 gdb_test "print union_object.typedeffield" " = 7"
 232 gdb_test "print union_object.intfield" " = 7"
 233
 234
 235 # LOC_UNRESOLVED tests.
 236
 237 gdb_test "print unresolved" " = 20"
 238 gdb_test "compile code globalvar = unresolved;"
 239 gdb_test "print globalvar" " = 20" "print unresolved value"
 240
 241 # Test shadowing with global and static variables.
 242
 243 gdb_test_no_output "compile code globalshadow += 1;"
 244 gdb_test "print globalshadow" " = 101"
 245 gdb_test_no_output "compile code extern int globalshadow; globalshadow += 5;"
 246 gdb_test "print 'compile.c'::globalshadow" " = 15"
 247 gdb_test "print globalshadow" " = 101" "print globalshadow second time"
 248 gdb_test_no_output "compile code staticshadow += 2;"
 249 gdb_test "print staticshadow" " = 202"
 250 # "extern int staticshadow;" cannot access static variable.
 251
 252 # Raw code cannot refer to locals.
 253 # As it references global variable we need the #pragma.
 254 # For #pragma we need multiline input.
 255 gdb_test_multiple "compile code -r" "compile code -r multiline 1" { -re "\r\n>$" {} }
 256 gdb_test_multiple "#pragma GCC user_expression" "compile code -r multiline 2" { -re "\r\n>$" {} }
 257 gdb_test_multiple "void _gdb_expr(void) { globalshadow = 77000; }" "compile code -r multiline 3" { -re "\r\n>$" {} }
 258 gdb_test_no_output "end" "compile code -r multiline 4"
 259 gdb_test "print 'compile.c'::globalshadow" " = 77000" \
 260     "check globalshadow with -r"
 261
 262 #
 263 # Test the case where the registers structure would not normally have
 264 # any fields.
 265 #
 266
 267 gdb_breakpoint [gdb_get_line_number "no_args_or_locals breakpoint"]
 268 gdb_continue_to_breakpoint "no_args_or_locals"
 269
 270 gdb_test_no_output "compile code globalvar = 77;" "set variable to 77"
 271 gdb_test "p globalvar" " = 77" "expect 77"
 272
 273
 274 # Test reference to minimal_symbol, not (full) symbol.
 275
 276 gdb_test_no_output "compile code globalvar = func_nodebug (75);" \
 277     "call func_nodebug"
 278 gdb_test "p globalvar" " = -75" "expect -75"
 279 gdb_test_no_output \
 280   "compile code int (*funcp) (int) = func_nodebug; globalvar = funcp (76);" \
 281   "call func_nodebug indirectly"
 282 gdb_test "p globalvar" " = -76" "expect -76"
 283
 284
 285 # Test compiled module memory protection.
 286
 287 gdb_test_no_output "set debug compile on"
 288 gdb_test "compile code static const int readonly = 1; *(int *) &readonly = 2;" \
 289     "The program being debugged was signaled while in a function called from GDB\\.\r\nGDB has restored the context to what it was before the call\\.\r\n.*"
 290 gdb_test_no_output "set debug compile off"
 291
 292
 293 #
 294 # Some simple coverage tests.
 295 #
 296
 297 gdb_test "show debug compile" "Compile debugging is .*"
 298 gdb_test "show compile-args" \
 299     "Compile command command-line arguments are .*"
 300 gdb_test "compile code -z" "Unknown argument.*"
 301
 302 gdb_test "set lang java" \
 303     "Warning: the current language does not match this frame."
 304 gdb_test "compile code globalvar" "No compiler support for this language\."
 305 gdb_test_no_output "set lang auto"
 306
 307 gdb_test_no_output "compile code union union_type newdecl_u"
 308 gdb_test_no_output "compile code struct struct_type newdecl_s"
 309 gdb_test_no_output "compile code inttypedef newdecl_i"
 310
 311 gdb_test "compile file" \
 312     "You must provide a filename for this command.*" \
 313     "Test compile file without a filename"
 314 gdb_test "compile file -r" \
 315     "You must provide a filename with the raw option set.*" \
 316     "Test compile file and raw option without a filename"
 317 gdb_test "compile file -z" \
 318     "Unknown argument.*" \
 319     "Test compile file with unknown argument"
 320
 321
 322 # LOC_CONST tests.
 323
 324 if { $srcfile3 != "" } {
 325     gdb_test "p constvar" " = 3"
 326     gdb_test "info addr constvar" {Symbol "constvar" is constant\.}
 327
 328     gdb_test "compile code globalvar = constvar;"
 329     gdb_test "print globalvar" " = 3" "print constvar value"
 330 } else {
 331     untested "print constvar value"
 332 }
 333
 334 # Shared library tests.
 335
 336 if {[skip_shlib_tests]} {
 337     untested "skipping shlib tests"
 338     return;
 339 }
 340
 341 set libbin [standard_output_file ${testfile}-shlib.so]
 342 if { [gdb_compile_shlib ${srcdir}/${subdir}/${srcfile2} $libbin {debug}] != ""
 343      || [build_executable $testfile ${testfile}-shlib $srcfile \
 344              [list debug ldflags=$libbin]] == -1 } {
 345     return -1
 346 }
 347
 348 clean_restart ${testfile}-shlib
 349 if ![runto_main] {
 350     return -1
 351 }
 352
 353 gdb_test_no_output "compile code shlib_func ();" "call shared library function"
 354 gdb_test "p globalvar" " = 1" "expect 1"
 355
 356 gdb_test_no_output "compile code shlibvar += 5;" "modify shared library variable"
 357 gdb_test "p shlibvar" " = 15" "expect 15"