[Lldb-commits] [lldb] r274580 - Fixed a bug where we report a single type multiple times in namespaces.
Sean Callanan via lldb-commits
lldb-commits at lists.llvm.org
Tue Jul 5 15:06:02 PDT 2016
Author: spyffe
Date: Tue Jul 5 17:06:01 2016
New Revision: 274580
URL: http://llvm.org/viewvc/llvm-project?rev=274580&view=rev
Log:
Fixed a bug where we report a single type multiple times in namespaces.
Also added a testcase.
<rdar://problem/22786569>
Added:
lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/
lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/Makefile
lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/TestNamespaceDefinitions.py
lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/a.cpp
lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/a.mk
lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/b.cpp
lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/b.mk
lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/foo.h
lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/main.cpp
Modified:
lldb/trunk/source/Plugins/ExpressionParser/Clang/ClangASTSource.cpp
lldb/trunk/source/Plugins/ExpressionParser/Clang/ClangASTSource.h
Added: lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/Makefile
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/Makefile?rev=274580&view=auto
==============================================================================
--- lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/Makefile (added)
+++ lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/Makefile Tue Jul 5 17:06:01 2016
@@ -0,0 +1,19 @@
+LEVEL := ../../../make
+
+LD_EXTRAS := -L. -l$(LIB_PREFIX)a -l$(LIB_PREFIX)b
+CXX_SOURCES := main.cpp
+
+include $(LEVEL)/Makefile.rules
+
+.PHONY:
+a.out: lib_a lib_b
+
+lib_%:
+ $(MAKE) -f $*.mk
+
+hidden_lib_d:
+ $(MAKE) -C hidden
+
+clean::
+ $(MAKE) -f a.mk clean
+ $(MAKE) -f b.mk clean
Added: lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/TestNamespaceDefinitions.py
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/TestNamespaceDefinitions.py?rev=274580&view=auto
==============================================================================
--- lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/TestNamespaceDefinitions.py (added)
+++ lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/TestNamespaceDefinitions.py Tue Jul 5 17:06:01 2016
@@ -0,0 +1,57 @@
+"""Test that forward declarations don't cause bogus conflicts in namespaced types"""
+
+from __future__ import print_function
+
+
+
+import unittest2
+import lldb
+from lldbsuite.test.lldbtest import *
+import lldbsuite.test.lldbutil as lldbutil
+
+class NamespaceDefinitionsTestCase(TestBase):
+
+ mydir = TestBase.compute_mydir(__file__)
+
+ def test_expr(self):
+ self.build()
+ self.common_setup()
+
+ self.expect("expression -- Foo::MyClass()", VARIABLES_DISPLAYED_CORRECTLY,
+ substrs = ['thing = '])
+
+ def setUp(self):
+ # Call super's setUp().
+ TestBase.setUp(self)
+ # Find the line number to break inside main().
+ self.source = 'main.cpp'
+ self.line = line_number(self.source, '// Set breakpoint here')
+ self.shlib_names = ["a", "b"]
+
+ def common_setup(self):
+ # Run in synchronous mode
+ self.dbg.SetAsync(False)
+
+ # Create a target by the debugger.
+ target = self.dbg.CreateTarget("a.out")
+ self.assertTrue(target, VALID_TARGET)
+
+ # Break inside the foo function which takes a bar_ptr argument.
+ lldbutil.run_break_set_by_file_and_line (self, self.source, self.line, num_expected_locations=1, loc_exact=True)
+
+ # Register our shared libraries for remote targets so they get automatically uploaded
+ environment = self.registerSharedLibrariesWithTarget(target, self.shlib_names)
+
+ # Now launch the process, and do not stop at entry point.
+ process = target.LaunchSimple (None, environment, self.get_process_working_directory())
+ self.assertTrue(process, PROCESS_IS_VALID)
+
+ # The stop reason of the thread should be breakpoint.
+ self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
+ substrs = ['stopped',
+ 'stop reason = breakpoint'])
+
+ # The breakpoint should have a hit count of 1.
+ self.expect("breakpoint list -f", BREAKPOINT_HIT_ONCE,
+ substrs = [' resolved, hit count = 1'])
+
Added: lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/a.cpp
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/a.cpp?rev=274580&view=auto
==============================================================================
--- lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/a.cpp (added)
+++ lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/a.cpp Tue Jul 5 17:06:01 2016
@@ -0,0 +1,16 @@
+//===-- a.cpp ---------------------------------------------------*- C++ -*-===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "foo.h"
+
+class ThingInside {
+ int a;
+};
+
+Foo::MyClass a_class;
Added: lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/a.mk
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/a.mk?rev=274580&view=auto
==============================================================================
--- lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/a.mk (added)
+++ lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/a.mk Tue Jul 5 17:06:01 2016
@@ -0,0 +1,9 @@
+LEVEL := ../../../make
+
+DYLIB_NAME := a
+DYLIB_CXX_SOURCES := a.cpp
+DYLIB_ONLY := YES
+
+CXXFLAGS += -fPIC
+
+include $(LEVEL)/Makefile.rules
Added: lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/b.cpp
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/b.cpp?rev=274580&view=auto
==============================================================================
--- lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/b.cpp (added)
+++ lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/b.cpp Tue Jul 5 17:06:01 2016
@@ -0,0 +1,12 @@
+//===-- b.cpp ---------------------------------------------------*- C++ -*-===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#include "foo.h"
+
+Foo::MyClass b_class;
Added: lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/b.mk
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/b.mk?rev=274580&view=auto
==============================================================================
--- lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/b.mk (added)
+++ lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/b.mk Tue Jul 5 17:06:01 2016
@@ -0,0 +1,9 @@
+LEVEL := ../../../make
+
+DYLIB_NAME := b
+DYLIB_CXX_SOURCES := b.cpp
+DYLIB_ONLY := YES
+
+CXXFLAGS += -fPIC
+
+include $(LEVEL)/Makefile.rules
Added: lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/foo.h
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/foo.h?rev=274580&view=auto
==============================================================================
--- lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/foo.h (added)
+++ lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/foo.h Tue Jul 5 17:06:01 2016
@@ -0,0 +1,18 @@
+//===-- foo.h ---------------------------------------------------*- C++ -*-===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+class ThingInside;
+
+namespace Foo {
+ class MyClass {
+ ThingInside *thing;
+ public:
+ MyClass() { }
+ };
+}
Added: lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/main.cpp
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/main.cpp?rev=274580&view=auto
==============================================================================
--- lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/main.cpp (added)
+++ lldb/trunk/packages/Python/lldbsuite/test/lang/cpp/namespace_definitions/main.cpp Tue Jul 5 17:06:01 2016
@@ -0,0 +1,16 @@
+//===-- main.cpp ------------------------------------------------*- 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
+main (int argc, char const *argv[])
+{
+ return 0; // Set breakpoint here
+}
Modified: lldb/trunk/source/Plugins/ExpressionParser/Clang/ClangASTSource.cpp
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Plugins/ExpressionParser/Clang/ClangASTSource.cpp?rev=274580&r1=274579&r2=274580&view=diff
==============================================================================
--- lldb/trunk/source/Plugins/ExpressionParser/Clang/ClangASTSource.cpp (original)
+++ lldb/trunk/source/Plugins/ExpressionParser/Clang/ClangASTSource.cpp Tue Jul 5 17:06:01 2016
@@ -743,6 +743,9 @@ ClangASTSource::FindExternalVisibleDecls
do
{
+ if (context.m_found.type)
+ break;
+
TypeList types;
SymbolContext null_sc;
const bool exact_match = false;
@@ -751,8 +754,6 @@ ClangASTSource::FindExternalVisibleDecls
module_sp->FindTypesInNamespace(null_sc, name, &namespace_decl, 1, types);
else
m_target->GetImages().FindTypes(null_sc, name, exact_match, 1, searched_symbol_files, types);
-
- bool found_a_type = false;
if (size_t num_types = types.GetSize())
{
@@ -785,12 +786,12 @@ ClangASTSource::FindExternalVisibleDecls
context.AddTypeDecl(copied_clang_type);
- found_a_type = true;
+ context.m_found.type = true;
break;
}
}
- if (!found_a_type)
+ if (!context.m_found.type)
{
// Try the modules next.
@@ -835,13 +836,13 @@ ClangASTSource::FindExternalVisibleDecls
context.AddNamedDecl(copied_named_decl);
- found_a_type = true;
+ context.m_found.type = true;
}
}
} while (0);
}
- if (!found_a_type)
+ if (!context.m_found.type)
{
do
{
Modified: lldb/trunk/source/Plugins/ExpressionParser/Clang/ClangASTSource.h
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Plugins/ExpressionParser/Clang/ClangASTSource.h?rev=274580&r1=274579&r2=274580&view=diff
==============================================================================
--- lldb/trunk/source/Plugins/ExpressionParser/Clang/ClangASTSource.h (original)
+++ lldb/trunk/source/Plugins/ExpressionParser/Clang/ClangASTSource.h Tue Jul 5 17:06:01 2016
@@ -431,6 +431,7 @@ struct NameSearchContext {
bool function_with_type_info : 1;
bool function : 1;
bool local_vars_nsp : 1;
+ bool type : 1;
} m_found;
//------------------------------------------------------------------
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