Fix #14339 FP leakNoVarFunctionCall for member function (danmar#8051)

The warning in the TODO was enabled by accident in
danmar@40cf3c3,
we don't check what happens in the function body.

---------

Co-authored-by: chrchr-github <noreply@github.com>

Author: chrchr-github

lib/checkmemoryleak.cpp

@@ -1071,7 +1071,7 @@ void CheckMemoryLeakNoVar::checkForUnreleasedInputArgument(const Scope *scope)
                 const Variable* argvar = tok->function()->getArgumentVar(argnr);
                 if (!argvar || !argvar->valueType())
                     continue;
-                const size_t argSize = argvar->valueType()->getSizeOf(*mSettings, ValueType::Accuracy::ExactOrZero, ValueType::SizeOf::Pointee);
+                const size_t argSize = argvar->valueType()->getSizeOf(*mSettings, ValueType::Accuracy::ExactOrZero, ValueType::SizeOf::Pointer);
                 if (argSize == 0 || argSize >= mSettings->platform.sizeof_pointer)
                     continue;
             }

test/testmemleak.cpp

@@ -2350,7 +2350,7 @@ class TestMemleakNoVar : public TestFixture {
               "void x() {\n"
               "    set_error(strdup(p));\n"
               "}");
-        ASSERT_EQUALS("[test.cpp:5:15]: (error) Allocation with strdup, set_error doesn't release it. [leakNoVarFunctionCall]\n", errout_str());
+        TODO_ASSERT_EQUALS("[test.cpp:5:15]: (error) Allocation with strdup, set_error doesn't release it. [leakNoVarFunctionCall]\n", "", errout_str());
 
         check("void f()\n"
               "{\n"
@@ -2502,6 +2502,15 @@ class TestMemleakNoVar : public TestFixture {
               "    f(new U());\n"
               "}\n");
         ASSERT_EQUALS("", errout_str());
+
+        check("struct A {\n" // #14339
+              "    void g(int* p) { p_ = p; }\n"
+              "    int *p_;\n"
+              "};\n"
+              "void f(A& a) {\n"
+              "    a.g(new int);\n"
+              "}\n");
+        ASSERT_EQUALS("", errout_str());
     }
 
     void missingAssignment() {