[X86] Fix typo in comment. NFC

llvm-svn: 260940
diff --git a/llvm/lib/Target/X86/AsmParser/X86AsmParser.cpp b/llvm/lib/Target/X86/AsmParser/X86AsmParser.cpp
index 179dcad..a49334f 100644
--- a/llvm/lib/Target/X86/AsmParser/X86AsmParser.cpp
+++ b/llvm/lib/Target/X86/AsmParser/X86AsmParser.cpp
@@ -1092,7 +1092,7 @@
         else if (X86MCRegisterClasses[X86::GR16RegClassID].contains(OrigReg))
           RegClassID = X86::GR16RegClassID;
         else
-          // Unexpexted register class type
+          // Unexpected register class type
           // Return false and let a normal complaint about bogus operands happen
           return false;