Change DCHECK_NE(, MAX_EXPECT) to DCHECK_LT(, MAX_EXPECT)

Change-Id: I4cd89d00fa597b15897973e7f9d940adecc1958a
diff --git a/src/compiler_llvm/ir_builder.h b/src/compiler_llvm/ir_builder.h
index aa261c3..24a594d 100644
--- a/src/compiler_llvm/ir_builder.h
+++ b/src/compiler_llvm/ir_builder.h
@@ -120,7 +120,7 @@
                                  llvm::BasicBlock* true_bb,
                                  llvm::BasicBlock* false_bb,
                                  ExpectCond expect) {
-    DCHECK_NE(expect, MAX_EXPECT) << "MAX_EXPECT is not for branch weight";
+    DCHECK_LT(expect, MAX_EXPECT) << "MAX_EXPECT is not for branch weight";
 
     llvm::BranchInst* branch_inst = LLVMIRBuilder::CreateCondBr(cond, true_bb, false_bb);
     branch_inst->setMetadata(llvm::LLVMContext::MD_prof, expect_cond_[expect]);