Allow re-assigning to convenience variables

[deliverable/binutils-gdb.git] / gdb / testsuite / gdb.base / gdbvars.exp

diff --git a/gdb/testsuite/gdb.base/gdbvars.exp b/gdb/testsuite/gdb.base/gdbvars.exp
index 23a6758bcaeca6e1908157fc4c5fc3ec813bcc76..a4e5b417ac50f394c08d984884829f92b4654e03 100644 (file)
--- a/gdb/testsuite/gdb.base/gdbvars.exp
+++ b/gdb/testsuite/gdb.base/gdbvars.exp
@@ -1,4 +1,4 @@
-# Copyright (C) 1992-2013 Free Software Foundation, Inc.
+# Copyright (C) 1992-2019 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
@@ -18,8 +18,7 @@
 
 standard_testfile
 
-if {[prepare_for_testing $testfile.exp $testfile $srcfile debug]} {
-    untested $testfile.exp
+if {[prepare_for_testing "failed to prepare" $testfile $srcfile debug]} {
     return -1
 }
 
@@ -52,6 +51,49 @@ proc test_convenience_variables {} {
 
     gdb_test "print \$bar"             " = void" \
        "Print contents of uninitialized convenience variable"
+
+
+    gdb_test "print \$str = \"some string\"" \
+       " = \"some string\"" \
+       "Set convenience variable to string value"
+    gdb_test "print \$str = \"some other string\"" \
+       " = \"some other string\"" \
+       "Change convenience variable to different string value"
+
+    gdb_test "print \$arr = {1, 2, 3}" \
+       " = \\{1, 2, 3\\}" \
+       "Set convenience variable to array value"
+    gdb_test "print \$arr = {0, 1, 2, 3}" \
+       " = \\{0, 1, 2, 3\\}" \
+       "Set convenience variable to different array value"
+}
+
+proc test_convenience_functions {} {
+    gdb_test "print \$_isvoid" " = <internal function _isvoid>" \
+       "Print internal function \$_isvoid"
+
+    gdb_test "print \$isvoid_foo" " = void" \
+       "Print void convenience variable"
+
+    gdb_test "print \$_isvoid (\$isvoid_foo)" " = 1" \
+       "Check whether void convenience variable is void"
+
+    gdb_test_no_output "set \$isvoid_foo = 1" \
+       "Set void convenience variable to 1"
+
+    gdb_test "print \$_isvoid (\$isvoid_foo)" " = 0" \
+       "Check whether non-void convenience variable is void"
+
+    # For the next test, we need the inferior to be running.
+    if { ![runto_main] } {
+       return -1
+    }
+
+    gdb_test "print \$_isvoid (foo_void ())" " = 1" \
+       "Check whether void function is void"
+
+    gdb_test "print \$_isvoid (foo_int ())" " = 0" \
+       "Check whether non-void function is void"
 }
 
 proc test_value_history {} {
@@ -114,4 +156,5 @@ gdb_test_no_output "set print sevenbit-strings"
 
 test_value_history
 test_convenience_variables
+test_convenience_functions
 test_with_program