Index: lib/Sema/SemaExprCXX.cpp
===================================================================
--- lib/Sema/SemaExprCXX.cpp	(revision 182904)
+++ lib/Sema/SemaExprCXX.cpp	(working copy)
@@ -4258,8 +4258,8 @@
     //   ... and one of the following shall hold:
     //   -- The second or the third operand (but not both) is a throw-
     //      expression; the result is of the type of the other and is a prvalue.
-    bool LThrow = isa<CXXThrowExpr>(LHS.get());
-    bool RThrow = isa<CXXThrowExpr>(RHS.get());
+    bool LThrow = isa<CXXThrowExpr>(LHS.get()->IgnoreParenCasts());
+    bool RThrow = isa<CXXThrowExpr>(RHS.get()->IgnoreParenCasts());
     if (LThrow && !RThrow)
       return RTy;
     if (RThrow && !LThrow)
Index: test/SemaCXX/conditional-expr.cpp
===================================================================
--- test/SemaCXX/conditional-expr.cpp	(revision 182904)
+++ test/SemaCXX/conditional-expr.cpp	(working copy)
@@ -81,6 +81,8 @@
   i1 ? test() : test();
   i1 = i1 ? throw 0 : 0;
   i1 = i1 ? 0 : throw 0;
+  i1 = i1 ? (throw 0) : 0;
+  i1 = i1 ? 0 : (throw 0);
   i1 ? 0 : test(); // expected-error {{right operand to ? is void, but left operand is of type 'int'}}
   i1 ? test() : 0; // expected-error {{left operand to ? is void, but right operand is of type 'int'}}
   (i1 ? throw 0 : i1) = 0; // expected-error {{expression is not assignable}}