r347945 - [analyzer] For OSObject, trust that functions starting with Get

[George Karpenkov via cfe-commits]

Author: george.karpenkov
Date: Thu Nov 29 18:18:10 2018
New Revision: 347945

URL: http://llvm.org/viewvc/llvm-project?rev=347945&view=rev
Log:
[analyzer] For OSObject, trust that functions starting with Get

(uppercase) are also getters.

Differential Revision: https://reviews.llvm.org/D55035

Modified:
    cfe/trunk/lib/StaticAnalyzer/Core/RetainSummaryManager.cpp
    cfe/trunk/test/Analysis/osobject-retain-release.cpp

Modified: cfe/trunk/lib/StaticAnalyzer/Core/RetainSummaryManager.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/StaticAnalyzer/Core/RetainSummaryManager.cpp?rev=347945&r1=347944&r2=347945&view=diff
==============================================================================
--- cfe/trunk/lib/StaticAnalyzer/Core/RetainSummaryManager.cpp (original)
+++ cfe/trunk/lib/StaticAnalyzer/Core/RetainSummaryManager.cpp Thu Nov 29 18:18:10 2018
@@ -241,7 +241,9 @@ RetainSummaryManager::generateSummary(co
 
         // All objects returned with functions *not* starting with
         // get, or iterators, are returned at +1.
-        if (!II->getName().startswith("get") || isOSIteratorSubclass(PD)) {
+        if ((!II->getName().startswith("get") &&
+             !II->getName().startswith("Get")) ||
+            isOSIteratorSubclass(PD)) {
           return getOSSummaryCreateRule(FD);
         } else {
           return getOSSummaryGetRule(FD);

Modified: cfe/trunk/test/Analysis/osobject-retain-release.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/Analysis/osobject-retain-release.cpp?rev=347945&r1=347944&r2=347945&view=diff
==============================================================================
--- cfe/trunk/test/Analysis/osobject-retain-release.cpp (original)
+++ cfe/trunk/test/Analysis/osobject-retain-release.cpp Thu Nov 29 18:18:10 2018
@@ -20,6 +20,9 @@ struct OSObject {
 
   static OSObject *generateObject(int);
 
+  static OSObject *getObject();
+  static OSObject *GetObject();
+
   static const OSMetaClass * const metaClass;
 };
 
@@ -55,6 +58,14 @@ struct OSMetaClassBase {
   static OSObject *safeMetaCast(const OSObject *inst, const OSMetaClass *meta);
 };
 
+void check_get_object() {
+  OSObject::getObject();
+}
+
+void check_Get_object() {
+  OSObject::GetObject();
+}
+
 void check_custom_iterator_rule(OSArray *arr) {
   OSIterator *it = arr->getIterator();
   it->release();