From 1d0b101165ddd34f26cc5c62b76f2a2e0d622483 Mon Sep 17 00:00:00 2001
From: Chris Mumford <cmumford@google.com>
Date: Mon, 13 May 2019 09:31:30 -0700
Subject: [PATCH] Converted two for-loops to while-loops.

Converted `for (;<condition>;)` to `while (<condition>)`.

PiperOrigin-RevId: 247950510
---
 db/db_impl.cc     | 2 +-
 db/version_set.cc | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/db/db_impl.cc b/db/db_impl.cc
index 22c0d53..067c67d 100644
--- a/db/db_impl.cc
+++ b/db/db_impl.cc
@@ -903,7 +903,7 @@ Status DBImpl::DoCompactionWork(CompactionState* compact) {
   std::string current_user_key;
   bool has_current_user_key = false;
   SequenceNumber last_sequence_for_key = kMaxSequenceNumber;
-  for (; input->Valid() && !shutting_down_.load(std::memory_order_acquire);) {
+  while (input->Valid() && !shutting_down_.load(std::memory_order_acquire)) {
     // Prioritize immutable compaction work
     if (has_imm_.load(std::memory_order_relaxed)) {
       const uint64_t imm_start = env_->NowMicros();
diff --git a/db/version_set.cc b/db/version_set.cc
index 0f8bec1..b62a2d0 100644
--- a/db/version_set.cc
+++ b/db/version_set.cc
@@ -1532,7 +1532,7 @@ bool Compaction::IsBaseLevelForKey(const Slice& user_key) {
   const Comparator* user_cmp = input_version_->vset_->icmp_.user_comparator();
   for (int lvl = level_ + 2; lvl < config::kNumLevels; lvl++) {
     const std::vector<FileMetaData*>& files = input_version_->files_[lvl];
-    for (; level_ptrs_[lvl] < files.size();) {
+    while (level_ptrs_[lvl] < files.size()) {
       FileMetaData* f = files[level_ptrs_[lvl]];
       if (user_cmp->Compare(user_key, f->largest.user_key()) <= 0) {
         // We've advanced far enough