From: Douglas Gregor <dgregor@apple.com>
Date: Sat, 7 Aug 2010 12:29:18 +0000 (+0000)
Subject: Fix an Objective-C crasher, PR7839.
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=59c451ef236ec5af8fecc7291f5cb87a3ea6e799;p=clang

Fix an Objective-C crasher, PR7839.


git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@110515 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Sema/SemaDeclObjC.cpp b/lib/Sema/SemaDeclObjC.cpp
index 06f3642c27..9e0d250536 100644
--- a/lib/Sema/SemaDeclObjC.cpp
+++ b/lib/Sema/SemaDeclObjC.cpp
@@ -1532,7 +1532,8 @@ Sema::DeclPtrTy Sema::ActOnMethodDeclaration(
       Param->setInvalidDecl();
     }
     Param->setDeclContext(ObjCMethod);
-    IdResolver.RemoveDecl(Param);
+    if (Param->getDeclName())
+      IdResolver.RemoveDecl(Param);
     Params.push_back(Param);
   }
   
diff --git a/test/SemaObjC/protocols.m b/test/SemaObjC/protocols.m
index 8447fe2aad..ca38f20fbd 100644
--- a/test/SemaObjC/protocols.m
+++ b/test/SemaObjC/protocols.m
@@ -61,3 +61,7 @@
 @protocol B < A > // expected-error{{protocol has circular dependency}}
 @end
 
+@protocol P
+- (int)test:(int)param, ..; // expected-warning{{type specifier missing}} \
+                      // expected-error{{expected ';' after method prototype}}
+@end