diff --git a/lib/symboldatabase.cpp b/lib/symboldatabase.cpp
index 952e692bc..2033349ee 100644
--- a/lib/symboldatabase.cpp
+++ b/lib/symboldatabase.cpp
@@ -6508,7 +6508,7 @@ static const Token* parsedecl(const Token* type,
         } else if (const Library::SmartPointer* smartPointer = settings->library.detectSmartPointer(type)) {
             const Token* argTok = Token::findsimplematch(type, "<");
             if (!argTok)
-                continue;
+                break;
             valuetype->smartPointer = smartPointer;
             valuetype->smartPointerTypeToken = argTok->next();
             valuetype->smartPointerType = argTok->next()->type();
diff --git a/test/testsymboldatabase.cpp b/test/testsymboldatabase.cpp
index 4030da2c1..959d19541 100644
--- a/test/testsymboldatabase.cpp
+++ b/test/testsymboldatabase.cpp
@@ -490,6 +490,7 @@ private:
         TEST_CASE(auto14);
         TEST_CASE(auto15); // C++17 auto deduction from braced-init-list
         TEST_CASE(auto16);
+        TEST_CASE(auto17); // #11163
 
         TEST_CASE(unionWithConstructor);
 
@@ -8601,6 +8602,18 @@ private:
         ASSERT_EQUALS(ValueType::Type::RECORD, i->valueType()->type);
     }
 
+    void auto17() { // #11163 don't hang
+        GET_SYMBOL_DB("void f() {\n"
+                      "    std::shared_ptr<int> s1;\n"
+                      "    auto s2 = std::shared_ptr(s1);\n"
+                      "}\n"
+                      "void g() {\n"
+                      "    std::shared_ptr<int> s;\n"
+                      "    auto w = std::weak_ptr(s);\n"
+                      "}\n");
+        ASSERT_EQUALS(5, db->variableList().size());
+    }
+
     void unionWithConstructor() {
         GET_SYMBOL_DB("union Fred {\n"
                       "    Fred(int x) : i(x) { }\n"