From b33c19fef2b227cd2d8f1de0bcfc157d9e264b21 Mon Sep 17 00:00:00 2001
From: Chandler Carruth <chandlerc@gmail.com>
Date: Tue, 16 Aug 2011 22:30:10 +0000
Subject: [PATCH] Switch this code to use the more idiomatic 'dyn_cast'
 pattern.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@137780 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Sema/SemaExpr.cpp | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/lib/Sema/SemaExpr.cpp b/lib/Sema/SemaExpr.cpp
index 20d129da99..19cd1184ff 100644
--- a/lib/Sema/SemaExpr.cpp
+++ b/lib/Sema/SemaExpr.cpp
@@ -9425,8 +9425,7 @@ void Sema::DiagnoseAssignmentAsCondition(Expr *E) {
   unsigned diagnostic = diag::warn_condition_is_assignment;
   bool IsOrAssign = false;
 
-  if (isa<BinaryOperator>(E)) {
-    BinaryOperator *Op = cast<BinaryOperator>(E);
+  if (BinaryOperator *Op = dyn_cast<BinaryOperator>(E)) {
     if (Op->getOpcode() != BO_Assign && Op->getOpcode() != BO_OrAssign)
       return;
 
@@ -9447,8 +9446,7 @@ void Sema::DiagnoseAssignmentAsCondition(Expr *E) {
     }
 
     Loc = Op->getOperatorLoc();
-  } else if (isa<CXXOperatorCallExpr>(E)) {
-    CXXOperatorCallExpr *Op = cast<CXXOperatorCallExpr>(E);
+  } else if (CXXOperatorCallExpr *Op = dyn_cast<CXXOperatorCallExpr>(E)) {
     if (Op->getOperator() != OO_Equal && Op->getOperator() != OO_PipeEqual)
       return;
 
-- 
2.40.0