[AArch64] Fix typo in load/store optimizer.

llvm-svn: 210114

diff --git a/llvm/lib/Target/AArch64/AArch64LoadStoreOptimizer.cpp b/llvm/lib/Target/AArch64/AArch64LoadStoreOptimizer.cpp
index e7454be..9b83cc8 100644 (file)
--- a/llvm/lib/Target/AArch64/AArch64LoadStoreOptimizer.cpp
+++ b/llvm/lib/Target/AArch64/AArch64LoadStoreOptimizer.cpp
@@ -142,7 +142,7 @@ static bool isUnscaledLdst(unsigned Opc) {
 int AArch64LoadStoreOpt::getMemSize(MachineInstr *MemMI) {
   switch (MemMI->getOpcode()) {
   default:
-    llvm_unreachable("Opcode has has unknown size!");
+    llvm_unreachable("Opcode has unknown size!");
   case AArch64::STRSui:
   case AArch64::STURSi:
     return 4;