Merge GDB 7.5.1

gdb/testsuite/gdb.python/py-symbol.exp

 # Copyright (C) 2010-2012 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/>.
 
 # This file is part of the GDB testsuite.  It tests the mechanism
 # exposing values to Python.
 
-if $tracelevel then {
-    strace $tracelevel
-}
-
 load_lib gdb-python.exp
 
-set testfile "py-symbol"
-set srcfile ${testfile}.c
-set binfile ${objdir}/${subdir}/${testfile}
-if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } {
-    untested "Couldn't compile ${srcfile}"
+standard_testfile
+
+if {[prepare_for_testing $testfile.exp $testfile $srcfile debug]} {
     return -1
 }
 
-# Start with a fresh gdb.
-gdb_exit
-gdb_start
-gdb_reinitialize_dir $srcdir/$subdir
-gdb_load ${binfile}
-
 # Skip all tests if Python scripting is not enabled.
 if { [skip_python_tests] } { continue }
 
 # Test looking up a global symbol before we runto_main as this is the
 # point where we don't have a current frame, and we don't want to
 # require one.
 gdb_py_test_silent_cmd "python main_func = gdb.lookup_global_symbol(\"main\")" "Lookup main" 1
 gdb_test "python print main_func.is_function" "True" "Test main_func.is_function"
 gdb_test "python print gdb.lookup_global_symbol(\"junk\")" "None" "Test lookup_global_symbol(\"junk\")"
 
+gdb_test "python print gdb.lookup_global_symbol('main').value()" "$hex .main." \
+    "print value of main"
+
+set qq_line [gdb_get_line_number "line of qq"]
+gdb_test "python print gdb.lookup_global_symbol('qq').line" "$qq_line" \
+    "print line number of qq"
+
+gdb_test "python print gdb.lookup_global_symbol('qq').value()" "72" \
+    "print value of qq"
+
+gdb_test "python print gdb.lookup_global_symbol('qq').needs_frame" \
+    "False" \
+    "print whether qq needs a frame"
+
+
 if ![runto_main] then {
     fail "Can't run to main"
     return 0
 }
 
 global hex decimal
 
 gdb_breakpoint [gdb_get_line_number "Block break here."]
 gdb_continue_to_breakpoint "Block break here."
 gdb_py_test_silent_cmd "python frame = gdb.selected_frame()" "Get Frame" 0
@@ skipping 22 matching lines @@
 gdb_py_test_silent_cmd "python frame = gdb.selected_frame()" "Get Frame" 0
 
 # Test is_variable attribute.
 gdb_py_test_silent_cmd "python a = gdb.lookup_symbol(\'a\')" "Get variable a" 0
 gdb_test "python print a\[0\].is_variable" "True" "Test a.is_variable"
 gdb_test "python print a\[0\].is_constant" "False" "Test a.is_constant"
 gdb_test "python print a\[0\].is_argument" "False" "Test a.is_argument"
 gdb_test "python print a\[0\].is_function" "False" "Test a.is_function"
 gdb_test "python print a\[0\].addr_class == gdb.SYMBOL_LOC_COMPUTED" "True" "Test a.addr_class"
 
+gdb_test "python print a\[0\].value()" \
+    "symbol requires a frame to compute its value.*"\
+    "try to print value of a without a frame"
+gdb_test "python print a\[0\].value(frame)" "0" \
+    "print value of a"
+gdb_test "python print a\[0\].needs_frame" "True" \
+    "print whether a needs a frame"
+
 # Test is_constant attribute
 gdb_py_test_silent_cmd "python t = gdb.lookup_symbol(\"one\")" "Get variable a" 0
 gdb_test "python print t\[0\].is_variable" "False" "Test t.is_variable"
 gdb_test "python print t\[0\].is_constant" "True" "Test t.is_constant"
 gdb_test "python print t\[0\].is_argument" "False" "Test t.is_argument"
 gdb_test "python print t\[0\].is_function" "False" "Test t.is_function"
 gdb_test "python print t\[0\].addr_class == gdb.SYMBOL_LOC_CONST" "True" "Test t.addr_class"
 
 # Test type attribute.
 gdb_test "python print t\[0\].type" "enum tag" "Get type"
@@ skipping 41 matching lines @@
     fail "Cannot run to main."
     return 0
 }
 gdb_breakpoint [gdb_get_line_number "Break at end."]
 gdb_continue_to_breakpoint "Break at end."
 gdb_py_test_silent_cmd "python a = gdb.lookup_symbol(\'a\')" "Get variable a" 0
 gdb_test "python print a\[0\].is_valid()" "True" "Test symbol validity"
 delete_breakpoints
 gdb_unload
 gdb_test "python print a\[0\].is_valid()" "False" "Test symbol validity"