Update test to use 'target var' instead of 'frame var'. Move it to

the appropriate location.

Author: cmtice

lldb/test/API/commands/frame/var/anon-struct/TestFrameVarAnonStruct.py

@@ -0,0 +1,33 @@
+"""
+Test handling of Anonymous Structs, especially that they don't crash lldb.
+"""
+
+
+import lldb
+import lldbsuite.test.lldbutil as lldbutil
+from lldbsuite.test.decorators import *
+from lldbsuite.test.lldbtest import *
+import os
+import shutil
+import time
+
+
+class TestFrameVarAnonStruct(TestBase):
+    # If your test case doesn't stress debug info, then
+    # set this to true.  That way it won't be run once for
+    # each debug info format.
+    NO_DEBUG_INFO_TESTCASE = True
+
+    def test_frame_var(self):
+        self.build()
+        self.do_test()
+
+    def do_test(self):
+        target = self.createTestTarget()
+
+        # Verify that we don't crash in this case.
+        self.expect(
+            "target variable 'b.x'",
+            error=True,
+            substrs=["can't find global variable 'b.x'"],
+        )

lldb/test/API/commands/frame/var/anon-struct/main.cpp

@@ -0,0 +1,19 @@
+struct A {
+  struct {
+    int x = 1;
+  };
+  int y = 2;
+} a;
+
+struct B {
+  // Anonymous struct inherits another struct.
+  struct : public A {
+    int z = 3;
+  };
+  int w = 4;
+  A a;
+} b;
+
+int main(int argc, char **argv) {
+  return 0;
+}