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      1 # Copyright 2022-2024 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 with "next N", all threads are resumed at each of the N
     17 # steps.  GDB used to have a bug where in target-non-stop targets, and
     18 # in all-stop mode, after the first "next" (or "step/stepi/nexti"),
     19 # GDB would prematurely stop all threads.  For the subsequent N-1
     20 # steps, only the stepped thread would continue running, while all the
     21 # other threads would remain stopped.
     22 
     23 standard_testfile
     24 
     25 if { [build_executable "failed to prepare" $testfile \
     26 	  $srcfile {debug pthreads}] == -1 } {
     27     return
     28 }
     29 
     30 proc test {non-stop target-non-stop} {
     31     save_vars ::GDBFLAGS {
     32 	append ::GDBFLAGS " -ex \"maintenance set target-non-stop ${target-non-stop}\""
     33 	append ::GDBFLAGS " -ex \"set non-stop ${non-stop}\""
     34 	clean_restart $::binfile
     35     }
     36 
     37     if { ![runto_main] } {
     38 	return
     39     }
     40 
     41     set lineno [gdb_get_line_number "set break here"]
     42 
     43     gdb_breakpoint $lineno
     44 
     45     gdb_continue_to_breakpoint "break here"
     46 
     47     gdb_test -no-prompt-anchor "next 3" "return 0;"
     48 }
     49 
     50 foreach_with_prefix non-stop {off on} {
     51     foreach_with_prefix target-non-stop {off on} {
     52 	if {${non-stop} == "on" && ${target-non-stop} == "off"} {
     53 	    # Invalid combination.
     54 	    continue
     55 	}
     56 
     57 	test ${non-stop} ${target-non-stop}
     58     }
     59 }
     60