From 6c5b82f7c51cb8ebb51e057435665a0a8f1922ca Mon Sep 17 00:00:00 2001
From: Chih-Hung Hsieh <chh@google.com>
Date: Fri, 12 Oct 2018 15:05:01 -0700
Subject: [PATCH] Fix implicit fallthrough warnings.

Test: make checkbuild
Bug: 112564944
Change-Id: Ia33bf816fb6b179ac0a5a6a20bcb50c11b47431d
---
 cmds/statsd/src/hash.cpp | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/cmds/statsd/src/hash.cpp b/cmds/statsd/src/hash.cpp
index c501c9f818b97..543a748adedb5 100644
--- a/cmds/statsd/src/hash.cpp
+++ b/cmds/statsd/src/hash.cpp
@@ -16,6 +16,10 @@
 
 #include "hash.h"
 
+#ifndef FALLTHROUGH_INTENDED
+#define FALLTHROUGH_INTENDED [[fallthrough]]
+#endif
+
 namespace android {
 namespace os {
 namespace statsd {
@@ -67,8 +71,10 @@ uint32_t Hash32(const char *data, size_t n, uint32_t seed) {
   switch (n) {
     case 3:
       h ^= ByteAs32(data[2]) << 16;
+      FALLTHROUGH_INTENDED;
     case 2:
       h ^= ByteAs32(data[1]) << 8;
+      FALLTHROUGH_INTENDED;
     case 1:
       h ^= ByteAs32(data[0]);
       h *= m;
@@ -104,16 +110,22 @@ uint64_t Hash64(const char* data, size_t n, uint64_t seed) {
   switch (n) {
     case 7:
       h ^= ByteAs64(data[6]) << 48;
+      FALLTHROUGH_INTENDED;
     case 6:
       h ^= ByteAs64(data[5]) << 40;
+      FALLTHROUGH_INTENDED;
     case 5:
       h ^= ByteAs64(data[4]) << 32;
+      FALLTHROUGH_INTENDED;
     case 4:
       h ^= ByteAs64(data[3]) << 24;
+      FALLTHROUGH_INTENDED;
     case 3:
       h ^= ByteAs64(data[2]) << 16;
+      FALLTHROUGH_INTENDED;
     case 2:
       h ^= ByteAs64(data[1]) << 8;
+      FALLTHROUGH_INTENDED;
     case 1:
       h ^= ByteAs64(data[0]);
       h *= m;