Vendor import of lldb trunk r256945:

https://llvm.org/svn/llvm-project/lldb/trunk@256945

7 files changed, 97 insertions, 0 deletions

diff --git a/packages/Python/lldbsuite/test/lang/cpp/limit-debug-info/Makefile b/packages/Python/lldbsuite/test/lang/cpp/limit-debug-info/Makefile
new file mode 100644
index 0000000..b9a3d3f
--- /dev/null
+++ b/packages/Python/lldbsuite/test/lang/cpp/limit-debug-info/Makefile
@@ -0,0 +1,7 @@
+LEVEL = ../../../make
+
+CXX_SOURCES = main.cpp derived.cpp base.cpp
+
+CFLAGS_EXTRAS += $(LIMIT_DEBUG_INFO_FLAGS)
+
+include $(LEVEL)/Makefile.rules
diff --git a/packages/Python/lldbsuite/test/lang/cpp/limit-debug-info/TestWithLimitDebugInfo.py b/packages/Python/lldbsuite/test/lang/cpp/limit-debug-info/TestWithLimitDebugInfo.py
new file mode 100644
index 0000000..ec26f9e
--- /dev/null
+++ b/packages/Python/lldbsuite/test/lang/cpp/limit-debug-info/TestWithLimitDebugInfo.py
@@ -0,0 +1,48 @@
+import lldb
+from lldbsuite.test.lldbtest import *
+import lldbsuite.test.lldbutil as lldbutil
+
+class TestWithLimitDebugInfo(TestBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+
+    @skipIf(debug_info=not_in(["dwarf"]))
+    def test_limit_debug_info(self):
+        self.build()
+
+        cwd = os.getcwd()
+
+        src_file = os.path.join(cwd, "main.cpp")
+        src_file_spec = lldb.SBFileSpec(src_file)
+        self.assertTrue(src_file_spec.IsValid(), "breakpoint file")
+
+        # Get the path of the executable
+        exe_path  = os.path.join(cwd, 'a.out')
+
+        # Load the executable
+        target = self.dbg.CreateTarget(exe_path)
+        self.assertTrue(target.IsValid(), VALID_TARGET)
+
+        # Break on main function
+        breakpoint = target.BreakpointCreateBySourceRegex("break here", src_file_spec)
+        self.assertTrue(breakpoint.IsValid() and breakpoint.GetNumLocations() >= 1, VALID_BREAKPOINT)
+
+        # Launch the process
+        process = target.LaunchSimple(None, None, self.get_process_working_directory())
+        self.assertTrue(process.IsValid(), PROCESS_IS_VALID)
+
+        # Get the thread of the process
+        self.assertTrue(process.GetState() == lldb.eStateStopped, PROCESS_STOPPED)
+        thread = lldbutil.get_stopped_thread(process, lldb.eStopReasonBreakpoint)
+        thread.StepInto()
+
+        # Get frame for current thread
+        frame = thread.GetSelectedFrame()
+
+        v1 = frame.EvaluateExpression("1")
+        self.assertTrue(v1.IsValid(), "'expr 1' results in a valid SBValue object")
+        self.assertTrue(v1.GetError().Success(), "'expr 1' succeeds without an error.")
+
+        v2 = frame.EvaluateExpression("this")
+        self.assertTrue(v2.IsValid(), "'expr this' results in a valid SBValue object")
+        self.assertTrue(v2.GetError().Success(), "'expr this' succeeds without an error.")
diff --git a/packages/Python/lldbsuite/test/lang/cpp/limit-debug-info/base.cpp b/packages/Python/lldbsuite/test/lang/cpp/limit-debug-info/base.cpp
new file mode 100644
index 0000000..4023bdb
--- /dev/null
+++ b/packages/Python/lldbsuite/test/lang/cpp/limit-debug-info/base.cpp
@@ -0,0 +1,6 @@
+#include "base.h"
+
+void FooNS::bar() {
+    x = 54321;
+}
+
diff --git a/packages/Python/lldbsuite/test/lang/cpp/limit-debug-info/base.h b/packages/Python/lldbsuite/test/lang/cpp/limit-debug-info/base.h
new file mode 100644
index 0000000..d3a0957
--- /dev/null
+++ b/packages/Python/lldbsuite/test/lang/cpp/limit-debug-info/base.h
@@ -0,0 +1,10 @@
+class FooNS
+{
+public:
+    virtual void bar();
+    virtual char baz() = 0;
+
+protected:
+    int x;
+};
+
diff --git a/packages/Python/lldbsuite/test/lang/cpp/limit-debug-info/derived.cpp b/packages/Python/lldbsuite/test/lang/cpp/limit-debug-info/derived.cpp
new file mode 100644
index 0000000..9d77359
--- /dev/null
+++ b/packages/Python/lldbsuite/test/lang/cpp/limit-debug-info/derived.cpp
@@ -0,0 +1,6 @@
+#include "derived.h"
+
+char Foo::baz() {
+    return (char)(x&0xff);
+}
+
diff --git a/packages/Python/lldbsuite/test/lang/cpp/limit-debug-info/derived.h b/packages/Python/lldbsuite/test/lang/cpp/limit-debug-info/derived.h
new file mode 100644
index 0000000..46b3f83
--- /dev/null
+++ b/packages/Python/lldbsuite/test/lang/cpp/limit-debug-info/derived.h
@@ -0,0 +1,13 @@
+#include "base.h"
+
+class Foo : public FooNS
+{
+public:
+    Foo() {
+        a = 12345;
+    }
+
+    char baz() override;
+    int a;
+};
+
diff --git a/packages/Python/lldbsuite/test/lang/cpp/limit-debug-info/main.cpp b/packages/Python/lldbsuite/test/lang/cpp/limit-debug-info/main.cpp
new file mode 100644
index 0000000..64e0349
--- /dev/null
+++ b/packages/Python/lldbsuite/test/lang/cpp/limit-debug-info/main.cpp
@@ -0,0 +1,7 @@
+#include "derived.h"
+
+int main() {
+    Foo f; // break here
+    f.bar();
+    return f.baz();
+}