From: Zvi Rackover <zvi.rackover@intel.com>
Date: Tue, 15 Nov 2016 13:50:35 +0000 (+0000)
Subject: [X86][FastISel] Assert that we are dealing with arithmetic with overflow intrinsics... 
X-Git-Tag: llvmorg-4.0.0-rc1~4545
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=6f76f46d2c153f879f946a8f933d0a5d869f1ef6;p=platform%2Fupstream%2Fllvm.git

[X86][FastISel] Assert that we are dealing with arithmetic with overflow intrinsics. NFC

llvm-svn: 286961
---

diff --git a/llvm/lib/Target/X86/X86FastISel.cpp b/llvm/lib/Target/X86/X86FastISel.cpp
index a6dbf75..1979433 100644
--- a/llvm/lib/Target/X86/X86FastISel.cpp
+++ b/llvm/lib/Target/X86/X86FastISel.cpp
@@ -2769,6 +2769,9 @@ bool X86FastISel::fastLowerIntrinsicCall(const IntrinsicInst *II) {
     const Function *Callee = II->getCalledFunction();
     auto *Ty = cast<StructType>(Callee->getReturnType());
     Type *RetTy = Ty->getTypeAtIndex(0U);
+    assert(Ty->getTypeAtIndex(1)->isIntegerTy() &&
+           Ty->getTypeAtIndex(1)->getScalarSizeInBits() == 1 &&
+           "Overflow value expected to be an i1");
 
     MVT VT;
     if (!isTypeLegal(RetTy, VT))