From 664f8934e06cf10de98083b4526aef7bce191a3f Mon Sep 17 00:00:00 2001 From: Dan Gohman Date: Wed, 12 Aug 2009 00:33:55 +0000 Subject: Use the inbounds variant of getelementptr for common pointer arithmetic. git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@78756 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/CodeGen/CGExpr.cpp | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'lib/CodeGen/CGExpr.cpp') diff --git a/lib/CodeGen/CGExpr.cpp b/lib/CodeGen/CGExpr.cpp index 3e9a2739c4..a97f9ad063 100644 --- a/lib/CodeGen/CGExpr.cpp +++ b/lib/CodeGen/CGExpr.cpp @@ -889,7 +889,7 @@ LValue CodeGenFunction::EmitArraySubscriptExpr(const ArraySubscriptExpr *E) { Idx = Builder.CreateUDiv(Idx, llvm::ConstantInt::get(Idx->getType(), BaseTypeSize)); - Address = Builder.CreateGEP(Base, Idx, "arrayidx"); + Address = Builder.CreateInBoundsGEP(Base, Idx, "arrayidx"); } else if (const ObjCInterfaceType *OIT = dyn_cast(E->getType())) { llvm::Value *InterfaceSize = @@ -899,11 +899,11 @@ LValue CodeGenFunction::EmitArraySubscriptExpr(const ArraySubscriptExpr *E) { Idx = Builder.CreateMul(Idx, InterfaceSize); llvm::Type *i8PTy = llvm::PointerType::getUnqual(llvm::Type::Int8Ty); - Address = Builder.CreateGEP(Builder.CreateBitCast(Base, i8PTy), + Address = Builder.CreateGEP(Builder.CreateBitCast(Base, i8PTy), Idx, "arrayidx"); Address = Builder.CreateBitCast(Address, Base->getType()); } else { - Address = Builder.CreateGEP(Base, Idx, "arrayidx"); + Address = Builder.CreateInBoundsGEP(Base, Idx, "arrayidx"); } QualType T = E->getBase()->getType()->getPointeeType(); -- cgit v1.2.3-70-g09d2