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llvm-mirror/lib/Target/ARM/ARMMachineFunctionInfo.cpp
Weiming Zhao 85513d3f4e Fix use-of-uninitialized-value of ARMMachineFunctionInfo
Summary: Explicitly initialize ArgumentStackSize to prevent the msan failure.

Reviewers: rengolin

Subscribers: aemerson, rengolin, llvm-commits

Differential Revision: http://reviews.llvm.org/D20051

llvm-svn: 268868
2016-05-08 05:04:47 +00:00

25 lines
986 B
C++

//===-- ARMMachineFunctionInfo.cpp - ARM machine function info ------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "ARMMachineFunctionInfo.h"
using namespace llvm;
void ARMFunctionInfo::anchor() { }
ARMFunctionInfo::ARMFunctionInfo(MachineFunction &MF)
: isThumb(MF.getSubtarget<ARMSubtarget>().isThumb()),
hasThumb2(MF.getSubtarget<ARMSubtarget>().hasThumb2()),
StByValParamsPadding(0), ArgRegsSaveSize(0), HasStackFrame(false),
RestoreSPFromFP(false), LRSpilledForFarJump(false),
FramePtrSpillOffset(0), GPRCS1Offset(0), GPRCS2Offset(0), DPRCSOffset(0),
GPRCS1Size(0), GPRCS2Size(0), DPRCSSize(0),
PICLabelUId(0), VarArgsFrameIndex(0), HasITBlocks(false),
ArgumentStackSize(0), IsSplitCSR(false) {}