1 files changed, 147 insertions, 0 deletions
diff --git a/gdb/testsuite/gdb.twreverse/until-reverse.exp b/gdb/testsuite/gdb.twreverse/until-reverse.exp
new file mode 100644
index 00000000000..0faf0ac9c67
--- /dev/null
+++ b/gdb/testsuite/gdb.twreverse/until-reverse.exp
@@ -0,0 +1,147 @@
+# Copyright 2003, 2007, 2008 Free Software Foundation, Inc.
+
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
+
+# Please email any bugs, comments, and/or additions to this file to:
+# bug-gdb@prep.ai.mit.edu
+
+# until.exp -- Expect script to test 'until' in gdb
+
+set testfile "until-reverse"
+set srcfile ${testfile}.c
+set srcfile1 ${testfile}1.c
+set binfile ${objdir}/${subdir}/${testfile}
+
+if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}0.o" object {debug nowarnings}] != "" } {
+     untested until-reverse.exp
+     return -1
+}
+
+if  { [gdb_compile "${srcdir}/${subdir}/${srcfile1}" "${binfile}1.o" object {debug nowarnings}] != "" } {
+     untested until-reverse.exp
+     return -1
+}
+
+if  { [gdb_compile "${binfile}0.o ${binfile}1.o" "${binfile}" executable {debug nowarnings}] != "" } {
+     untested until-reverse.exp
+     return -1
+}
+
+gdb_exit
+gdb_start
+gdb_reinitialize_dir $srcdir/$subdir
+gdb_load ${binfile}
+
+set bp_location1  [gdb_get_line_number "set breakpoint 1 here"]
+set bp_location7  [gdb_get_line_number "set breakpoint 7 here"]
+set bp_location9  [gdb_get_line_number "set breakpoint 9 here" "$srcfile1"]
+set bp_location19 [gdb_get_line_number "set breakpoint 19 here"]
+set bp_location20 [gdb_get_line_number "set breakpoint 20 here"]
+set bp_location21 [gdb_get_line_number "set breakpoint 21 here"]
+
+if ![runto_main] then {
+    fail "Can't run to main"
+    untested "until-reverse.exp"
+    return 0
+}
+
+# Activate record/replay
+# FIXME: command needs to acknowledge, so we can test if it succeeded.
+
+gdb_test "record" "" "Turn on recording"
+
+# Verify that plain vanilla2 "until <location>" works.  
+#
+gdb_test "until $bp_location1" \
+    "main .* at .*:$bp_location1.*" \
+    "until line number"
+
+# Advance up to factorial, outer invocation
+#
+gdb_test "advance factorial" \
+    "factorial .value=6..*$srcfile:$bp_location7.*" \
+    "advance to factorial"
+
+# At this point, 'until' should continue the inferior up to when all the
+# inner invocations of factorial() are completed and we are back at this
+# frame.
+#
+gdb_test "until $bp_location19" \
+    "factorial .value=720.*${srcfile}:$bp_location19.*" \
+    "until factorial, recursive function"
+
+# Finish out to main scope
+#
+gdb_test "finish" \
+    " in main .*$srcfile:$bp_location1.*" \
+    "finish to main"
+
+# Advance to a function called by main (marker2)
+#
+gdb_test "advance marker2" \
+    "marker2 .a=43.*$srcfile1:$bp_location9.*" \
+    "advance to marker2"
+
+# Now issue an until with another function, not called by the current
+# frame, as argument. This should not work, i.e. the program should
+# stop at main, the caller, where we put the 'guard' breakpoint.
+#
+set test_msg "until func, not called by current frame"
+gdb_test_multiple "until marker3" "$test_msg" {
+    -re "main .*at .*${srcfile}:$bp_location20.*$gdb_prompt $" {
+	pass "$test_msg"
+    }
+    -re "main .*at .*${srcfile}:$bp_location21.*$gdb_prompt $" {
+	pass "$test_msg"
+    }
+}
+
+###
+###
+###
+
+# Set reverse execution direction
+# FIXME: command needs to acknowledge, so we can test if it succeeded.
+
+gdb_test "set exec-dir reverse" "" "set reverse execution"
+
+#
+# We should now be at main, after the return from marker2.
+# "Advance" backward into marker2.
+#
+
+gdb_test "advance marker2" \
+    "marker2 .a=43.*$srcfile1:$bp_location9.*" \
+    "reverse-advance to marker2"
+
+# Finish out to main scope (backward)
+
+gdb_test "finish" \
+    " in main .*$srcfile:$bp_location20.*" \
+    "reverse-finish from marker2"
+
+# Advance backward to last line of factorial (outer invocation)
+
+gdb_test "advance $bp_location19" \
+    "factorial .value=720.*${srcfile}:$bp_location19.*" \
+    "reverse-advance to final return of factorial"
+
+# Now do "until" across the recursive calls, 
+# ending up in the same frame where we are now.
+
+gdb_test "until $bp_location7" \
+    "factorial .value=6..*$srcfile:$bp_location7.*" \
+    "reverse-until to entry of factorial"
+
+