vendor/lldb/lldb-release_39-r276489

5 files changed, 239 insertions, 8 deletions

diff --git a/packages/Python/lldbsuite/test/python_api/frame/TestFrames.py b/packages/Python/lldbsuite/test/python_api/frame/TestFrames.py
index 7cc976fc6aa33..0b1e12b08fcbf 100644
--- a/packages/Python/lldbsuite/test/python_api/frame/TestFrames.py
+++ b/packages/Python/lldbsuite/test/python_api/frame/TestFrames.py
@@ -10,15 +10,16 @@ from __future__ import print_function
 import os, time
 import re
 import lldb
-import lldbsuite.test.lldbutil as lldbutil
+from lldbsuite.test.decorators import *
 from lldbsuite.test.lldbtest import *
+from lldbsuite.test import lldbutil
 
 class FrameAPITestCase(TestBase):
 
     mydir = TestBase.compute_mydir(__file__)
 
     @add_test_categories(['pyapi'])
-    @expectedFailureWindows("llvm.org/pr24778")
+    @expectedFailureAll(oslist=["windows"], bugnumber="llvm.org/pr24778")
     def test_get_arg_vals_for_call_stack(self):
         """Exercise SBFrame.GetVariables() API to get argument vals."""
         self.build()
@@ -49,7 +50,8 @@ class FrameAPITestCase(TestBase):
         from six import StringIO as SixStringIO
         session = SixStringIO()
         while process.GetState() == lldb.eStateStopped:
-            thread = process.GetThreadAtIndex(0)
+            thread = lldbutil.get_stopped_thread(process, lldb.eStopReasonBreakpoint)
+            self.assertIsNotNone(thread)
             # Inspect at most 3 frames.
             numFrames = min(3, thread.GetNumFrames())
             for i in range(numFrames):
@@ -134,7 +136,8 @@ class FrameAPITestCase(TestBase):
         self.assertTrue(process.GetState() == lldb.eStateStopped,
                         PROCESS_STOPPED)
 
-        thread = process.GetThreadAtIndex(0)
+        thread = lldbutil.get_stopped_thread(process, lldb.eStopReasonBreakpoint)
+        self.assertIsNotNone(thread)
         frame = thread.GetFrameAtIndex(0)
         if self.TraceOn():
             print("frame:", frame)
@@ -173,8 +176,8 @@ class FrameAPITestCase(TestBase):
         self.assertTrue(process.GetState() == lldb.eStateStopped,
                         PROCESS_STOPPED)
 
-        thread = process.GetThreadAtIndex(0)
-        self.assertTrue(thread)
+        thread = lldbutil.get_stopped_thread(process, lldb.eStopReasonBreakpoint)
+        self.assertIsNotNone(thread)
 
         frameEntered = thread.GetFrameAtIndex(0)
         if self.TraceOn():
diff --git a/packages/Python/lldbsuite/test/python_api/frame/get-variables/Makefile b/packages/Python/lldbsuite/test/python_api/frame/get-variables/Makefile
new file mode 100644
index 0000000000000..b09a579159d48
--- /dev/null
+++ b/packages/Python/lldbsuite/test/python_api/frame/get-variables/Makefile
@@ -0,0 +1,5 @@
+LEVEL = ../../../make
+
+C_SOURCES := main.c
+
+include $(LEVEL)/Makefile.rules
diff --git a/packages/Python/lldbsuite/test/python_api/frame/get-variables/TestGetVariables.py b/packages/Python/lldbsuite/test/python_api/frame/get-variables/TestGetVariables.py
new file mode 100644
index 0000000000000..914c3d25fd5d9
--- /dev/null
+++ b/packages/Python/lldbsuite/test/python_api/frame/get-variables/TestGetVariables.py
@@ -0,0 +1,190 @@
+"""
+Test that SBFrame::GetVariables() calls work correctly.
+"""
+
+from __future__ import print_function
+
+
+
+import os, time
+import lldb
+from lldbsuite.test.decorators import *
+from lldbsuite.test.lldbtest import *
+from lldbsuite.test import lldbplatform
+from lldbsuite.test import lldbutil
+
+def get_names_from_value_list(value_list):
+    names = list()
+    for value in value_list:
+        names.append(value.GetName())
+    return names
+
+class TestGetVariables(TestBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+
+    def setUp(self):
+        # Call super's setUp().
+        TestBase.setUp(self)
+        self.source = 'main.c'
+
+    def verify_variable_names(self, description, value_list, names):
+        copy_names = list(names)
+        actual_names = get_names_from_value_list(value_list)
+        for name in actual_names:
+            if name in copy_names:
+                copy_names.remove(name)
+            else:
+                self.assertTrue(False, "didn't find '%s' in %s" % (name, copy_names))
+        self.assertEqual(len(copy_names), 0, "%s: we didn't find variables: %s in value list (%s)" % (description, copy_names, actual_names))
+
+    def test (self):
+        self.build ()
+        
+        # Set debugger into synchronous mode
+        self.dbg.SetAsync(False)
+
+        # Create a target by the debugger.
+        exe = os.path.join(os.getcwd(), "a.out")
+        target = self.dbg.CreateTarget(exe)
+        self.assertTrue(target, VALID_TARGET)
+                                                                              
+        line1 = line_number(self.source, '// breakpoint 1')
+        line2 = line_number(self.source, '// breakpoint 2')
+        line3 = line_number(self.source, '// breakpoint 3')
+
+        breakpoint1 = target.BreakpointCreateByLocation (self.source, line1);
+        breakpoint2 = target.BreakpointCreateByLocation (self.source, line2);
+        breakpoint3 = target.BreakpointCreateByLocation (self.source, line3);
+
+        self.assertTrue(breakpoint1.GetNumLocations() >= 1, PROCESS_IS_VALID)
+        self.assertTrue(breakpoint2.GetNumLocations() >= 1, PROCESS_IS_VALID)
+        self.assertTrue(breakpoint3.GetNumLocations() >= 1, PROCESS_IS_VALID)
+
+        # Register our shared libraries for remote targets so they get automatically uploaded
+        arguments = None
+        environment = None 
+
+        # Now launch the process, and do not stop at entry point.
+        process = target.LaunchSimple (arguments, environment, self.get_process_working_directory())
+        self.assertTrue(process, PROCESS_IS_VALID)
+        
+        threads = lldbutil.get_threads_stopped_at_breakpoint (process, breakpoint1)
+        self.assertEqual(len(threads), 1, "There should be a thread stopped at breakpoint 1")
+                        
+        thread = threads[0]
+        self.assertTrue(thread.IsValid(), "Thread must be valid")
+        frame = thread.GetFrameAtIndex(0)
+        self.assertTrue(frame.IsValid(), "Frame must be valid")
+        
+        arg_names = ['argc', 'argv']   
+        local_names = ['i', 'j', 'k']
+        static_names = ['static_var', 'g_global_var', 'g_static_var']
+        breakpoint1_locals = ['i']
+        breakpoint1_statics = ['static_var']
+        num_args = len(arg_names)
+        num_locals = len(local_names)
+        num_statics = len(static_names)
+        args_yes = True
+        args_no = False
+        locals_yes = True
+        locals_no = False
+        statics_yes = True
+        statics_no = False
+        in_scopy_only = True
+        ignore_scope = False
+
+        # Verify if we ask for only arguments that we got what we expect
+        vars = frame.GetVariables(args_yes, locals_no, statics_no, ignore_scope)
+        self.assertEqual(vars.GetSize(), num_args, "There should be %i arguments, but we are reporting %i" % (num_args, vars.GetSize()))    
+        self.verify_variable_names("check names of arguments", vars, arg_names)
+        self.assertEqual(len(arg_names), num_args, "make sure verify_variable_names() didn't mutate list")
+
+        # Verify if we ask for only locals that we got what we expect
+        vars = frame.GetVariables(args_no, locals_yes, statics_no, ignore_scope)   
+        self.assertEqual(vars.GetSize(), num_locals, "There should be %i local variables, but we are reporting %i" % (num_locals, vars.GetSize()))    
+        self.verify_variable_names("check names of locals", vars, local_names)
+
+        # Verify if we ask for only statics that we got what we expect
+        vars = frame.GetVariables(args_no, locals_no, statics_yes, ignore_scope)   
+        print('statics: ', str(vars))
+        self.assertEqual(vars.GetSize(), num_statics, "There should be %i static variables, but we are reporting %i" % (num_statics, vars.GetSize()))    
+        self.verify_variable_names("check names of statics", vars, static_names)
+
+        # Verify if we ask for arguments and locals that we got what we expect
+        vars = frame.GetVariables(args_yes, locals_yes, statics_no, ignore_scope)
+        desc = 'arguments + locals'
+        names = arg_names + local_names
+        count = len(names)
+        self.assertEqual(vars.GetSize(), count, "There should be %i %s (%s) but we are reporting %i (%s)" % (count, desc, names, vars.GetSize(), get_names_from_value_list(vars)))    
+        self.verify_variable_names("check names of %s" % (desc), vars, names)
+
+        # Verify if we ask for arguments and statics that we got what we expect
+        vars = frame.GetVariables(args_yes, locals_no, statics_yes, ignore_scope)
+        desc = 'arguments + statics'
+        names = arg_names + static_names
+        count = len(names)
+        self.assertEqual(vars.GetSize(), count, "There should be %i %s (%s) but we are reporting %i (%s)" % (count, desc, names, vars.GetSize(), get_names_from_value_list(vars)))    
+        self.verify_variable_names("check names of %s" % (desc), vars, names)
+
+        # Verify if we ask for locals and statics that we got what we expect
+        vars = frame.GetVariables(args_no, locals_yes, statics_yes, ignore_scope)
+        desc = 'locals + statics'
+        names = local_names + static_names
+        count = len(names)
+        self.assertEqual(vars.GetSize(), count, "There should be %i %s (%s) but we are reporting %i (%s)" % (count, desc, names, vars.GetSize(), get_names_from_value_list(vars)))    
+        self.verify_variable_names("check names of %s" % (desc), vars, names)
+
+        # Verify if we ask for arguments, locals and statics that we got what we expect
+        vars = frame.GetVariables(args_yes, locals_yes, statics_yes, ignore_scope)
+        desc = 'arguments + locals + statics'
+        names = arg_names + local_names + static_names
+        count = len(names)
+        self.assertEqual(vars.GetSize(), count, "There should be %i %s (%s) but we are reporting %i (%s)" % (count, desc, names, vars.GetSize(), get_names_from_value_list(vars)))    
+        self.verify_variable_names("check names of %s" % (desc), vars, names)
+
+        # Verify if we ask for in scope locals that we got what we expect
+        vars = frame.GetVariables(args_no, locals_yes, statics_no, in_scopy_only)   
+        desc = 'in scope locals at breakpoint 1'
+        names = ['i']
+        count = len(names)
+        self.assertEqual(vars.GetSize(), count, "There should be %i %s (%s) but we are reporting %i (%s)" % (count, desc, names, vars.GetSize(), get_names_from_value_list(vars)))    
+        self.verify_variable_names("check names of %s" % (desc), vars, names)
+                             
+        # Continue to breakpoint 2
+        process.Continue()
+                                     
+        threads = lldbutil.get_threads_stopped_at_breakpoint (process, breakpoint2)
+        self.assertEqual(len(threads), 1, "There should be a thread stopped at breakpoint 2")
+                        
+        thread = threads[0]
+        self.assertTrue(thread.IsValid(), "Thread must be valid")
+        frame = thread.GetFrameAtIndex(0)
+        self.assertTrue(frame.IsValid(), "Frame must be valid")
+
+        # Verify if we ask for in scope locals that we got what we expect
+        vars = frame.GetVariables(args_no, locals_yes, statics_no, in_scopy_only)   
+        desc = 'in scope locals at breakpoint 2'
+        names = ['i', 'j']
+        count = len(names)
+        self.assertEqual(vars.GetSize(), count, "There should be %i %s (%s) but we are reporting %i (%s)" % (count, desc, names, vars.GetSize(), get_names_from_value_list(vars)))    
+        self.verify_variable_names("check names of %s" % (desc), vars, names)
+
+        # Continue to breakpoint 3
+        process.Continue()
+                                     
+        threads = lldbutil.get_threads_stopped_at_breakpoint (process, breakpoint3)
+        self.assertEqual(len(threads), 1, "There should be a thread stopped at breakpoint 3")
+                        
+        thread = threads[0]
+        self.assertTrue(thread.IsValid(), "Thread must be valid")
+        frame = thread.GetFrameAtIndex(0)
+        self.assertTrue(frame.IsValid(), "Frame must be valid")
+
+        # Verify if we ask for in scope locals that we got what we expect
+        vars = frame.GetVariables(args_no, locals_yes, statics_no, in_scopy_only)   
+        desc = 'in scope locals at breakpoint 3'
+        names = ['i', 'j', 'k']
+        count = len(names)
+        self.assertEqual(vars.GetSize(), count, "There should be %i %s (%s) but we are reporting %i (%s)" % (count, desc, names, vars.GetSize(), get_names_from_value_list(vars)))    
+        self.verify_variable_names("check names of %s" % (desc), vars, names)
diff --git a/packages/Python/lldbsuite/test/python_api/frame/get-variables/main.c b/packages/Python/lldbsuite/test/python_api/frame/get-variables/main.c
new file mode 100644
index 0000000000000..7fecfc0293c3a
--- /dev/null
+++ b/packages/Python/lldbsuite/test/python_api/frame/get-variables/main.c
@@ -0,0 +1,29 @@
+//===-- main.c --------------------------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+#include <stdio.h>
+
+int g_global_var = 123;
+static int g_static_var = 123;
+
+int main (int argc, char const *argv[])
+{
+    static int static_var = 123;
+    g_static_var = 123; // clang bug. Need to touch this variable, otherwise it disappears.
+    int i = 0;                                  // breakpoint 1
+    for (i=0; i<1; ++i)
+    {
+        int j = i*2;
+        printf("i = %i, j = %i\n", i, j);       // breakpoint 2
+        {
+            int k = i*j*3;
+            printf("i = %i, j = %i\n", i, j);   // breakpoint 3
+        }
+    }
+    return 0;
+}
diff --git a/packages/Python/lldbsuite/test/python_api/frame/inlines/TestInlinedFrame.py b/packages/Python/lldbsuite/test/python_api/frame/inlines/TestInlinedFrame.py
index d4cf8fe30ccde..ee6c33f54314c 100644
--- a/packages/Python/lldbsuite/test/python_api/frame/inlines/TestInlinedFrame.py
+++ b/packages/Python/lldbsuite/test/python_api/frame/inlines/TestInlinedFrame.py
@@ -9,8 +9,9 @@ from __future__ import print_function
 import os, time
 import re
 import lldb
-import lldbsuite.test.lldbutil as lldbutil
+from lldbsuite.test.decorators import *
 from lldbsuite.test.lldbtest import *
+from lldbsuite.test import lldbutil
 
 class InlinedFrameAPITestCase(TestBase):
 
@@ -60,7 +61,10 @@ class InlinedFrameAPITestCase(TestBase):
         #
         #     outer_inline (argc);
         #
-        frame0 = process.GetThreadAtIndex(0).GetFrameAtIndex(0)
+        thread = lldbutil.get_stopped_thread(process, lldb.eStopReasonBreakpoint)
+        self.assertIsNotNone(thread)
+
+        frame0 = thread.GetFrameAtIndex(0)
         if frame0.IsInlined():
             filename = frame0.GetLineEntry().GetFileSpec().GetFilename()
             self.assertTrue(filename == self.source)