* gdb.base/reread.exp: New file.

* gdb.base/reread1.c: New file.
	* gdb.base/reread2.c: New file.

gdb/testsuite/ChangeLog

@@ -1,3 +1,9 @@
+Sat May 16 23:43:35 1998  Mark Alexander  <marka@cygnus.com>
+
+	* gdb.base/reread.exp: New file.
+	* gdb.base/reread1.c: New file.
+	* gdb.base/reread2.c: New file.
+
 Sat May 16 23:22:09 1998  Mark Alexander  <marka@cygnus.com>
 
 	* config/sim.exp: Use 'target sim -sparclite' when running

gdb/testsuite/gdb.base/.Sanitize

@@ -94,6 +94,9 @@ radix.exp
 recurse.c
 recurse.exp
 regs.exp
+reread.exp
+reread1.c
+reread2.c
 return.c
 return.exp
 run.c

gdb/testsuite/gdb.base/reread.exp

@@ -0,0 +1,115 @@
+# Copyright (C) 1998 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 2 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, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  
+
+# Please email any bugs, comments, and/or additions to this file to:
+# bug-gdb@prep.ai.mit.edu
+
+if $tracelevel then {
+	strace $tracelevel
+}
+
+set prms_id 0
+set bug_id 0
+
+set prototypes 1
+
+# build the first test case
+
+set testfile1 "reread1"
+set srcfile1 ${testfile1}.c
+set binfile1 ${objdir}/${subdir}/${testfile1}
+
+if  { [gdb_compile "${srcdir}/${subdir}/${srcfile1}" "${binfile1}" executable {debug additional_flags=-w}] != "" } {
+    gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
+}
+
+# build the second test case
+
+set testfile2 "reread2"
+set srcfile2 ${testfile2}.c
+set binfile2 ${objdir}/${subdir}/${testfile2}
+
+if  { [gdb_compile "${srcdir}/${subdir}/${srcfile2}" "${binfile2}" executable {debug additional_flags=-w}] != "" } {
+    gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
+}
+
+# Start with a fresh gdb.
+
+set testfile "reread"
+set binfile ${objdir}/${subdir}/${testfile}
+
+gdb_start
+gdb_reinitialize_dir $srcdir/$subdir
+
+set prms_id 13484
+set bug_id 0
+
+# Load the first executable.
+
+gdb_test "shell mv ${binfile1} ${binfile}" "" ""
+gdb_load ${binfile}
+
+# Set a breakpoint at foo
+
+gdb_test "break foo" \
+    "Breakpoint.*at.* file .*$srcfile1, line 14.*" \
+    "breakpoint foo in first file"
+
+
+# Run, should see "Breakpoint 1, foo () at hello1.c:14"
+
+gdb_run_cmd
+
+gdb_expect {
+    -re ".*Breakpoint.* foo .* at .*$srcfile1:14.*$gdb_prompt $"  {
+	pass "run to foo()";
+    }
+    -re ".*$gdb_prompt $" {
+	fail "run to foo()";
+	gdb_suppress_tests;
+    }
+    timeout { fail "run to foo() (timeout)" ; gdb_suppress_tests }
+}
+
+# Restore first executable to its original name, and move
+# second executable into its place.
+
+gdb_test "shell mv ${binfile} ${binfile1}" "" ""
+gdb_test "shell mv ${binfile2} ${binfile}" "" ""
+gdb_test "shell touch ${binfile}" "" ""
+
+# Run a second time; GDB should detect that the executable has changed
+# and reset the breakpoints correctly.
+# Should see "Breakpoint 1, foo () at reread2.c:9"
+
+gdb_run_cmd
+gdb_expect {
+#    -re ".*re-reading symbols.*Breakpoint.* foo .* at .*$srcfile2:9.*$gdb_prompt $" {}
+    -re ".*Breakpoint.* foo .* at .*:9.*$gdb_prompt $" {
+	pass "run to foo() second time ";
+    }
+    -re ".*$gdb_prompt $" {
+	fail "run to foo() second time";
+	gdb_suppress_tests;
+    }
+    timeout { fail "run to foo() second time (timeout)" ; gdb_suppress_tests }
+}
+
+# End of tests.
+
+gdb_stop_suppressing_tests
+
+return 0

gdb/testsuite/gdb.base/reread1.c

@@ -0,0 +1,26 @@
+/* pr 13484 */
+
+#include <stdio.h>
+
+int x;
+
+void bar()
+{
+  x--;
+}
+
+void foo()
+{
+  x++;
+}
+
+int main()
+{
+#ifdef usestubs
+  set_debug_traps ();
+  breakpoint ();
+#endif
+  foo();
+  bar();
+  return 0;
+}

gdb/testsuite/gdb.base/reread2.c

@@ -0,0 +1,21 @@
+/* pr 13484 */
+
+#include <stdio.h>
+
+int x;
+
+void foo()
+{
+  x++;
+  printf("This is foo\n");
+}
+
+int main()
+{
+#ifdef usestubs
+  set_debug_traps ();
+  breakpoint ();
+#endif
+  foo();
+  return 0;
+}