From 06b408ea205d0b056d83855dd420b77314bfdae3 Mon Sep 17 00:00:00 2001
From: chrchr-github <78114321+chrchr-github@users.noreply.github.com>
Date: Wed, 29 Jun 2022 13:43:17 +0200
Subject: [PATCH] Fix FP leakNoVarFunctionCall with unknown function (#4242)

* Fix #10857 FN: leakNoVarFunctionCall

* Fix TODO

* Fix #10858 FN: leakNoVarFunctionCall (if ( b && malloc ) )

* #11155 FN: leakNoVarFunctionCall (ternary operator)

* Fix #11157 FN: leakNoVarFunctionCall (switch condition)

* Fix FN constStatement

* Fix FP leakNoVarFunctionCall

* Fix FP leakNoVarFunctionCall

* Format

* Fix FP leakNoVarFunctionCall with unknown function
---
 lib/checkmemoryleak.cpp |  2 ++
 test/testmemleak.cpp    | 12 ++++++++++++
 2 files changed, 14 insertions(+)

diff --git a/lib/checkmemoryleak.cpp b/lib/checkmemoryleak.cpp
index cbb2a20ef..517d9fddc 100644
--- a/lib/checkmemoryleak.cpp
+++ b/lib/checkmemoryleak.cpp
@@ -1011,6 +1011,8 @@ void CheckMemoryLeakNoVar::checkForUnreleasedInputArgument(const Scope *scope)
             functionName == "return")
             continue;
 
+        if (!tok->isKeyword() && mSettings->library.isNotLibraryFunction(tok))
+            continue;
         if (!CheckMemoryLeakInFunction::test_white_list(functionName, mSettings, mTokenizer->isCPP()))
             continue;
 
diff --git a/test/testmemleak.cpp b/test/testmemleak.cpp
index 176482c7b..fbcba2795 100644
--- a/test/testmemleak.cpp
+++ b/test/testmemleak.cpp
@@ -2415,6 +2415,18 @@ private:
               "    return *strings_.insert(it, std::strcpy(new char[std::strlen(s) + 1], s));\n"
               "}\n");
         ASSERT_EQUALS("", errout.str());
+
+        check("struct S {\n"
+              "    static void load(const QString & projPath) {\n"
+              "        if (proj_)\n"
+              "            return;\n"
+              "        proj_ = new ProjectT(projPath);\n"
+              "        proj_->open(new OpenCallback());\n"
+              "    }\n"
+              "private:\n"
+              "    static Core::ProjectBase* proj_;\n"
+              "};\n");
+        ASSERT_EQUALS("", errout.str());
     }
 
     void missingAssignment() {