r361145 - Fix compilation warning about unused variable [NFC]

[Mikael Holmen via cfe-commits]

Author: uabelho
Date: Mon May 20 04:38:33 2019
New Revision: 361145

URL: http://llvm.org/viewvc/llvm-project?rev=361145&view=rev
Log:
Fix compilation warning about unused variable [NFC]

Without the fix at least clang 3.6 complains with

../tools/clang/lib/AST/ExprConstant.cpp:90:24: error: unused variable 'TI' [-Werror,-Wunused-variable]
    if (TypeInfoLValue TI = B.dyn_cast<TypeInfoLValue>())
                       ^
1 error generated.

Modified:
    cfe/trunk/lib/AST/ExprConstant.cpp

Modified: cfe/trunk/lib/AST/ExprConstant.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/AST/ExprConstant.cpp?rev=361145&r1=361144&r2=361145&view=diff
==============================================================================
--- cfe/trunk/lib/AST/ExprConstant.cpp (original)
+++ cfe/trunk/lib/AST/ExprConstant.cpp Mon May 20 04:38:33 2019
@@ -87,7 +87,7 @@ namespace {
       return D->getType();
     }
 
-    if (TypeInfoLValue TI = B.dyn_cast<TypeInfoLValue>())
+    if (B.is<TypeInfoLValue>())
       return B.getTypeInfoType();
 
     const Expr *Base = B.get<const Expr*>();