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-rw-r--r--lib/StaticAnalyzer/Checkers/RetainCountChecker.cpp4
-rw-r--r--test/Analysis/retain-release.m15
2 files changed, 15 insertions, 4 deletions
diff --git a/lib/StaticAnalyzer/Checkers/RetainCountChecker.cpp b/lib/StaticAnalyzer/Checkers/RetainCountChecker.cpp
index 02f8c25df4..f81168e306 100644
--- a/lib/StaticAnalyzer/Checkers/RetainCountChecker.cpp
+++ b/lib/StaticAnalyzer/Checkers/RetainCountChecker.cpp
@@ -1570,10 +1570,6 @@ void RetainSummaryManager::InitializeMethodSummaries() {
Summ = getPersistentSummary(NoRet, DecRefMsg);
addNSObjectMethSummary(GetNullarySelector("release", Ctx), Summ);
- // Create the "drain" selector.
- Summ = getPersistentSummary(NoRet, isGCEnabled() ? DoNothing : DecRef);
- addNSObjectMethSummary(GetNullarySelector("drain", Ctx), Summ);
-
// Create the -dealloc summary.
Summ = getPersistentSummary(NoRet, Dealloc);
addNSObjectMethSummary(GetNullarySelector("dealloc", Ctx), Summ);
diff --git a/test/Analysis/retain-release.m b/test/Analysis/retain-release.m
index 2b5a4adced..1a9facd42f 100644
--- a/test/Analysis/retain-release.m
+++ b/test/Analysis/retain-release.m
@@ -1938,6 +1938,21 @@ void test_CFPlugInInstanceCreate(CFUUIDRef factoryUUID, CFUUIDRef typeUUID) {
CFPlugInInstanceCreate(kCFAllocatorDefault, factoryUUID, typeUUID); // no-warning
}
+//===----------------------------------------------------------------------===//
+// PR14927: -drain only has retain-count semantics on NSAutoreleasePool.
+//===----------------------------------------------------------------------===//
+
+@interface PR14927 : NSObject
+- (void)drain;
+@end
+
+void test_drain() {
+ PR14927 *obj = [[PR14927 alloc] init];
+ [obj drain];
+ [obj release]; // no-warning
+}
+
+
// CHECK: <key>diagnostics</key>
// CHECK-NEXT: <array>
// CHECK-NEXT: <dict>