[binutils-gdb] Fix gdb.python/py-evthreads.exp with --target_board=native-extended-gdbserver

[Pedro Alves <palves at sourceware dot org>]

https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=42f1b1617e4f8c8f485318897c5154cbff58eeb0

commit 42f1b1617e4f8c8f485318897c5154cbff58eeb0
Author: Pedro Alves <palves@redhat.com>
Date:   Fri Oct 13 13:15:04 2017 +0100

    Fix gdb.python/py-evthreads.exp with --target_board=native-extended-gdbserver
    
    Fixes:
      Running ..../src/gdb/testsuite/gdb.python/py-evthreads.exp ...
      FAIL: gdb.python/py-evthreads.exp: run to breakpoint 1
      FAIL: gdb.python/py-evthreads.exp: reached breakpoint 2
      FAIL: gdb.python/py-evthreads.exp: thread 2
      FAIL: gdb.python/py-evthreads.exp: reached breakpoint 3
      FAIL: gdb.python/py-evthreads.exp: thread 3
      FAIL: gdb.python/py-evthreads.exp: continue thread 1
      [... cascading time outs ...]
    
    By following the usual pattern that makes sure that non-stop is enabled
    before connecting to gdbserver.
    
    gdb/testsuite/ChangeLog:
    2017-10-13  Pedro Alves  <palves@redhat.com>
    
    	* gdb.python/py-evthreads.exp: Start GDB with "set non-stop on"
    	already.

Diff:
---
 gdb/testsuite/ChangeLog                   | 5 +++++
 gdb/testsuite/gdb.python/py-evthreads.exp | 7 +++++--
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog
index 4c01102..e8afca5 100644
--- a/gdb/testsuite/ChangeLog
+++ b/gdb/testsuite/ChangeLog
@@ -1,5 +1,10 @@
 2017-10-13  Pedro Alves  <palves@redhat.com>
 
+	* gdb.python/py-evthreads.exp: Start GDB with "set non-stop on"
+	already.
+
+2017-10-13  Pedro Alves  <palves@redhat.com>
+
 	* gdb.python/py-evsignal.exp: Check gdb_protocol instead of
 	is_remote.
 
diff --git a/gdb/testsuite/gdb.python/py-evthreads.exp b/gdb/testsuite/gdb.python/py-evthreads.exp
index 64b2af5..31b86ab 100644
--- a/gdb/testsuite/gdb.python/py-evthreads.exp
+++ b/gdb/testsuite/gdb.python/py-evthreads.exp
@@ -32,14 +32,17 @@ set pyfile ${srcdir}/${subdir}/py-events.py
 if {[gdb_compile_pthreads "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
     return -1
 }
-clean_restart $testfile
+
+save_vars { GDBFLAGS } {
+    append GDBFLAGS " -ex \"set non-stop on\""
+    clean_restart $testfile
+}
 
 if { [skip_python_tests] } { continue }
 
 gdb_test_no_output "source ${pyfile}" "load python file"
 
 gdb_test "test-events" "Event testers registered."
-gdb_test_no_output "set non-stop on"
 
 gdb_breakpoint "main"
 gdb_breakpoint "thread2"