[FastISel][AArch64] Fix a comment in my previous commit (r216617).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@216622 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/AArch64/AArch64FastISel.cpp b/lib/Target/AArch64/AArch64FastISel.cpp
index 2faa139806477af058509bbf30b8b329f440dcf8..df294bdc149f1d5fd74f4d738dbf6a92610c7201 100644 (file)
--- a/lib/Target/AArch64/AArch64FastISel.cpp
+++ b/lib/Target/AArch64/AArch64FastISel.cpp
@@ -1449,7 +1449,7 @@ bool AArch64FastISel::SelectStore(const Instruction *I) {
     return false;
 
   // Get the value to be stored into a register. Use the zero register directly
-  // when possible to avoid an unnecessary copy and a wasted register at -O0.
+  // when possible to avoid an unnecessary copy and a wasted register.
   unsigned SrcReg = 0;
   if (const auto *CI = dyn_cast<ConstantInt>(Op0)) {
     if (CI->isZero())