From 18f7eb6578d17c3b64daf8d3dca51ef013aec28e Mon Sep 17 00:00:00 2001
From: David Blaikie <dblaikie@gmail.com>
Date: Fri, 17 Apr 2015 06:40:11 +0000
Subject: [PATCH] Narrow down the type of CallInst::getFunctionType to a
 FunctionType

llvm-svn: 235159
---
 include/llvm/IR/Instructions.h | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/include/llvm/IR/Instructions.h b/include/llvm/IR/Instructions.h
index 1f2ca301d24..ddb441b6e5d 100644
--- a/include/llvm/IR/Instructions.h
+++ b/include/llvm/IR/Instructions.h
@@ -1337,8 +1337,9 @@ public:
 
   ~CallInst() override;
 
-  Type *getFunctionType() const {
-    return cast<PointerType>(getCalledValue()->getType())->getElementType();
+  FunctionType *getFunctionType() const {
+    return cast<FunctionType>(
+        cast<PointerType>(getCalledValue()->getType())->getElementType());
   }
 
   // Note that 'musttail' implies 'tail'.