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      1 # Copyright 2023-2024 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 # Test that a very long file is ok.
     17 
     18 load_lib gdb-python.exp
     19 require allow_python_tests
     20 
     21 standard_testfile .c
     22 
     23 # Create a source file with many lines.
     24 set c_file [standard_output_file $srcfile]
     25 
     26 set chan [open $c_file w]
     27 puts $chan "int callee (int x) { return x; }"
     28 for {set i 2} {$i < 65538} {incr i} {
     29     puts $chan "int call$i () { return callee ($i); }"
     30 }
     31 puts $chan "int main() { return call65537(); }"
     32 close $chan
     33 
     34 if {[prepare_for_testing "failed to prepare" ${testfile} \
     35 	 [list $c_file] {debug}]} {
     36     return
     37 }
     38 
     39 if {![runto callee]} {
     40     return
     41 }
     42 
     43 gdb_test "print x" " = 65537"
     44 
     45 # This doesn't actually demonstrate the bug, because it takes a code
     46 # path not checking symbol::line.
     47 gdb_test "frame 1" "call65537.*lotsa-lines.c:65537.*"
     48 
     49 # This is the simplest way to see the problem.
     50 gdb_test "python print(gdb.selected_frame().function().line)" "65537" \
     51     "print function line number"
     52