Add comment before CheckObjCARCConversion is called on

Expr value not getting changed by this call.

llvm-svn: 133527

1 files changed, 2 insertions, 0 deletions

diff --git a/clang/lib/Sema/SemaCXXCast.cpp b/clang/lib/Sema/SemaCXXCast.cpp
index 5f1a355c8af..40086d6eff7 100644
--- a/clang/lib/Sema/SemaCXXCast.cpp
+++ b/clang/lib/Sema/SemaCXXCast.cpp
@@ -642,6 +642,7 @@ CheckReinterpretCast(Sema &Self, ExprResult &SrcExpr, QualType DestType,
     }
   } else if (tcr == TC_Success && Self.getLangOptions().ObjCAutoRefCount) {
     Expr *Exp = SrcExpr.get();
+    // Note that Exp does not change with CCK_OtherCast cat type
     Self.CheckObjCARCConversion(OpRange, DestType,
                                 Exp, Sema::CCK_OtherCast);
   }
@@ -707,6 +708,7 @@ CheckStaticCast(Sema &Self, ExprResult &SrcExpr, QualType DestType,
       Self.CheckCastAlign(SrcExpr.get(), DestType, OpRange);
     if (Self.getLangOptions().ObjCAutoRefCount) {
       Expr *Exp = SrcExpr.get();
+      // Note that Exp does not change with CCK_OtherCast cat type
       Self.CheckObjCARCConversion(OpRange, DestType,
                                   Exp, Sema::CCK_OtherCast);
     }