Fix DWARF handling of inlined functions in namespaces

src/common/dwarf_cu_to_module_unittest.cc

Index: src/common/dwarf_cu_to_module_unittest.cc
diff --git a/src/common/dwarf_cu_to_module_unittest.cc b/src/common/dwarf_cu_to_module_unittest.cc
index 0ae73e8167946487711c4b3b760112e3faa2ad51..619e90a2ee5b95e0d2159de001e9b7338b2d6630 100644
--- a/src/common/dwarf_cu_to_module_unittest.cc
+++ b/src/common/dwarf_cu_to_module_unittest.cc
@@ -1323,6 +1323,29 @@ TEST_F(Specifications, InlineFunction) {
                0x1758a0f941b71efbULL, 0x1cf154f1f545e146ULL);
 }
 
+// An inline function in a namespace should correctly derive its
+// name from its abstract origin, and not just the namespace name.
+TEST_F(Specifications, InlineFunctionInNamespace) {
+  PushLine(0x1758a0f941b71efbULL, 0x1cf154f1f545e146ULL, "line-file", 75173118);
+
+  StartCU();
+  DIEHandler* space_handler
+      = StartNamedDIE(&root_handler_, dwarf2reader::DW_TAG_namespace,
+                      "Namespace");
+  ASSERT_TRUE(space_handler != NULL);
+  AbstractInstanceDIE(space_handler, 0x1e8dac5d507ed7abULL,
+                      dwarf2reader::DW_INL_inlined, 0LL, "func-name");
+  DefineInlineInstanceDIE(space_handler, "", 0x1e8dac5d507ed7abULL,
+                       0x1758a0f941b71efbULL, 0x1cf154f1f545e146ULL);
+  space_handler->Finish();
+  delete space_handler;
+  root_handler_.Finish();
+
+  TestFunctionCount(1);
+  TestFunction(0, "Namespace::func-name",
+               0x1758a0f941b71efbULL, 0x1cf154f1f545e146ULL);
+}
+
 // Check name construction for a long chain containing each combination of:
 // - struct, union, class, namespace
 // - direct and definition