Silence various build warnings from Hexagon backend that show up in release builds. Mostly converting 'assert(0)' to 'llvm_unreachable' to silence warnings about missing returns. Also fold some variable declarations into asserts to prevent the variables from being unused in release builds.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@154660 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 3 insertions, 6 deletions

diff --git a/lib/Target/Hexagon/InstPrinter/HexagonInstPrinter.cpp b/lib/Target/Hexagon/InstPrinter/HexagonInstPrinter.cpp
index f78965e..75d6bfb 100644
--- a/lib/Target/Hexagon/InstPrinter/HexagonInstPrinter.cpp
+++ b/lib/Target/Hexagon/InstPrinter/HexagonInstPrinter.cpp
@@ -144,24 +144,21 @@ void HexagonInstPrinter::printFrameIndexOperand(const MCInst *MI, unsigned OpNo,
 
 void HexagonInstPrinter::printGlobalOperand(const MCInst *MI, unsigned OpNo,
                                             raw_ostream &O) const {
-  const MCOperand& MO = MI->getOperand(OpNo);
-  assert(MO.isExpr() && "Expecting expression");
+  assert(MI->getOperand(OpNo).isExpr() && "Expecting expression");
 
   printOperand(MI, OpNo, O);
 }
 
 void HexagonInstPrinter::printJumpTable(const MCInst *MI, unsigned OpNo,
                                         raw_ostream &O) const {
-  const MCOperand& MO = MI->getOperand(OpNo);
-  assert(MO.isExpr() && "Expecting expression");
+  assert(MI->getOperand(OpNo).isExpr() && "Expecting expression");
 
   printOperand(MI, OpNo, O);
 }
 
 void HexagonInstPrinter::printConstantPool(const MCInst *MI, unsigned OpNo,
                                            raw_ostream &O) const {
-  const MCOperand& MO = MI->getOperand(OpNo);
-  assert(MO.isExpr() && "Expecting expression");
+  assert(MI->getOperand(OpNo).isExpr() && "Expecting expression");
 
   printOperand(MI, OpNo, O);
 }