[llvm] r372958 - [BPF] Remove unused variables. NFCI.

[Simon Pilgrim via llvm-commits]

Author: rksimon
Date: Thu Sep 26 03:55:57 2019
New Revision: 372958

URL: http://llvm.org/viewvc/llvm-project?rev=372958&view=rev
Log:
[BPF] Remove unused variables. NFCI.

Fixes a dyn_cast<> null dereference warning.

Modified:
    llvm/trunk/lib/Target/BPF/BTFDebug.cpp

Modified: llvm/trunk/lib/Target/BPF/BTFDebug.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/BPF/BTFDebug.cpp?rev=372958&r1=372957&r2=372958&view=diff
==============================================================================
--- llvm/trunk/lib/Target/BPF/BTFDebug.cpp (original)
+++ llvm/trunk/lib/Target/BPF/BTFDebug.cpp Thu Sep 26 03:55:57 2019
@@ -1154,12 +1154,8 @@ bool BTFDebug::InstLower(const MachineIn
       const GlobalValue *GVal = MO.getGlobal();
       auto *GVar = dyn_cast<GlobalVariable>(GVal);
       if (GVar && GVar->hasAttribute(BPFCoreSharedInfo::AmaAttr)) {
-        MDNode *MDN = GVar->getMetadata(LLVMContext::MD_preserve_access_index);
-        DIType *Ty = dyn_cast<DIType>(MDN);
-        std::string TypeName = Ty->getName();
-        int64_t Imm = AccessOffsets[GVar->getName().str()];
-
         // Emit "mov ri, <imm>" for abstract member accesses.
+        int64_t Imm = AccessOffsets[GVar->getName().str()];
         OutMI.setOpcode(BPF::MOV_ri);
         OutMI.addOperand(MCOperand::createReg(MI->getOperand(0).getReg()));
         OutMI.addOperand(MCOperand::createImm(Imm));