Vendor import of lldb trunk r256945:

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

3 files changed, 59 insertions, 0 deletions

diff --git a/packages/Python/lldbsuite/test/expression_command/persistent_ptr_update/Makefile b/packages/Python/lldbsuite/test/expression_command/persistent_ptr_update/Makefile
new file mode 100644
index 0000000..db5f575
--- /dev/null
+++ b/packages/Python/lldbsuite/test/expression_command/persistent_ptr_update/Makefile
@@ -0,0 +1,7 @@
+LEVEL = ../../make
+
+C_SOURCES := main.c
+
+include $(LEVEL)/Makefile.rules
+
+
diff --git a/packages/Python/lldbsuite/test/expression_command/persistent_ptr_update/TestPersistentPtrUpdate.py b/packages/Python/lldbsuite/test/expression_command/persistent_ptr_update/TestPersistentPtrUpdate.py
new file mode 100644
index 0000000..9d7359fb
--- /dev/null
+++ b/packages/Python/lldbsuite/test/expression_command/persistent_ptr_update/TestPersistentPtrUpdate.py
@@ -0,0 +1,41 @@
+"""
+Test that we can have persistent pointer variables
+"""
+
+from __future__ import print_function
+
+
+
+import lldb
+import lldbsuite.test.lldbutil as lldbutil
+from lldbsuite.test.lldbtest import *
+
+class PersistentPtrUpdateTestCase(TestBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+
+    def setUp(self):
+        # Call super's setUp().
+        TestBase.setUp(self)
+
+    def test(self):
+        """Test that we can have persistent pointer variables"""
+        self.build()
+
+        def cleanup():
+            pass
+        
+        # Execute the cleanup function during test case tear down.
+        self.addTearDownHook(cleanup)
+
+        self.runCmd("file a.out", CURRENT_EXECUTABLE_SET)
+        
+        self.runCmd('break set -p here')
+
+        self.runCmd("run", RUN_SUCCEEDED)
+        
+        self.runCmd("expr void* $foo = 0")
+        
+        self.runCmd("continue")
+        
+        self.expect("expr $foo", substrs=['$foo','0x0'])
diff --git a/packages/Python/lldbsuite/test/expression_command/persistent_ptr_update/main.c b/packages/Python/lldbsuite/test/expression_command/persistent_ptr_update/main.c
new file mode 100644
index 0000000..7334696
--- /dev/null
+++ b/packages/Python/lldbsuite/test/expression_command/persistent_ptr_update/main.c
@@ -0,0 +1,11 @@
+void* foo(void *p)
+{
+  return p; // break here
+}
+
+int main() {
+  while (1) {
+    foo(0);
+  }
+  return 0;
+}