+# Detach, restart GDB, and re-attach to the program.
+
+proc clean_reattach {} {
+ global decimal gdb_prompt srcfile testfile
+
+ # Get PID of test program.
+ set testpid -1
+ set test "get inferior process ID"
+ gdb_test_multiple "p mypid" $test {
+ -re ".* = ($decimal).*$gdb_prompt $" {
+ set testpid $expect_out(1,string)
+ pass $test
+ }
+ }
+
+ gdb_test_no_output "set var wait_for_gdb = 1"
+ gdb_test "detach" "Detaching from .*"
+
+ clean_restart $testfile
+
+ set test "attach"
+ gdb_test_multiple "attach $testpid" "$test" {
+ -re "Attaching to program.*.*main.*at .*$srcfile:.*$gdb_prompt $" {
+ pass "$test"
+ }
+ }
+
+ gdb_test_no_output "set var wait_for_gdb = 0"
+}
+
+# Continue to LOCATION in the program. If REATTACH, detach and
+# re-attach to the program from scratch.
+proc continue_to_test_location {location reattach} {
+ gdb_breakpoint [gdb_get_line_number $location]
+ gdb_continue_to_breakpoint $location
+ if {$reattach} {
+ with_test_prefix "$location" {
+ clean_reattach
+ }
+ }
+}
+
+proc one_jit_test {count match_str reattach} {