aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
-rw-r--r--gdb/ChangeLog4
-rw-r--r--gdb/cli/cli-script.c5
-rw-r--r--gdb/testsuite/ChangeLog4
-rw-r--r--gdb/testsuite/gdb.base/commands.exp23
4 files changed, 35 insertions, 1 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 8253c23..45a83e0 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,9 @@
2006-03-30 Daniel Jacobowitz <dan@codesourcery.com>
+ * cli/cli-script.c (insert_args): Handle NULL user_args.
+
+2006-03-30 Daniel Jacobowitz <dan@codesourcery.com>
+
* arm-tdep.c (thumb_scan_prologue): Don't try to analyze
the function at zero if we have no symbols.
diff --git a/gdb/cli/cli-script.c b/gdb/cli/cli-script.c
index b8e9d4f..b447b44 100644
--- a/gdb/cli/cli-script.c
+++ b/gdb/cli/cli-script.c
@@ -593,6 +593,11 @@ insert_args (char *line)
char *p, *save_line, *new_line;
unsigned len, i;
+ /* If we are not in a user-defined function, treat $argc, $arg0, et
+ cetera as normal convenience variables. */
+ if (user_args == NULL)
+ return xstrdup (line);
+
/* First we need to know how much memory to allocate for the new line. */
save_line = line;
len = 0;
diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog
index 8347189..1b4a794 100644
--- a/gdb/testsuite/ChangeLog
+++ b/gdb/testsuite/ChangeLog
@@ -1,3 +1,7 @@
+2006-03-30 Daniel Jacobowitz <dan@codesourcery.com>
+
+ * gdb.base/commands.exp (stray_arg0_test): New test.
+
2006-03-30 Paul Brook <paul@codesourcery.com>
* gdb.mi/mi-until.exp: kfail broken until command.
diff --git a/gdb/testsuite/gdb.base/commands.exp b/gdb/testsuite/gdb.base/commands.exp
index eabf85e..893c98c 100644
--- a/gdb/testsuite/gdb.base/commands.exp
+++ b/gdb/testsuite/gdb.base/commands.exp
@@ -1,5 +1,5 @@
# Copyright 1988, 1990, 1991, 1992, 1994, 1995, 1997, 1998, 1999, 2000,
-# 2001, 2002, 2003 Free Software Foundation, Inc.
+# 2001, 2002, 2003, 2005, 2006 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
@@ -563,6 +563,26 @@ proc temporary_breakpoint_commands {} {
timeout { fail "(timeout) run factorial until temporary breakpoint" }
}
}
+
+# Test that GDB can handle $arg0 outside of user functions without
+# crashing.
+proc stray_arg0_test { } {
+ gdb_test "print \$arg0" \
+ "\\\$\[0-9\]* = void" \
+ "stray_arg0_test #1"
+
+ gdb_test "if 1 == 1\nprint \$arg0\nend" \
+ "\\\$\[0-9\]* = void" \
+ "stray_arg0_test #2"
+
+ gdb_test "print \$arg0 = 1" \
+ "\\\$\[0-9\]* = 1" \
+ "stray_arg0_test #3"
+
+ gdb_test "print \$arg0" \
+ "\\\$\[0-9\]* = 1" \
+ "stray_arg0_test #4"
+}
gdbvar_simple_if_test
gdbvar_simple_while_test
@@ -579,3 +599,4 @@ test_command_prompt_position
deprecated_command_test
bp_deleted_in_command_test
temporary_breakpoint_commands
+stray_arg0_test