Use llvm::array_lengthof to replace sizeof(array)/sizeof(array[0]).

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@186302 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/tools/driver/driver.cpp b/tools/driver/driver.cpp
index ad1546b0d1b9e955b2a1db7ae5b29378f123b137..6d81db1f2ac5cb222ce1f49ec5ce084a473308b6 100644 (file)
--- a/tools/driver/driver.cpp
+++ b/tools/driver/driver.cpp
@@ -25,6 +25,7 @@
 #include "llvm/ADT/OwningPtr.h"
 #include "llvm/ADT/SmallString.h"
 #include "llvm/ADT/SmallVector.h"
+#include "llvm/ADT/STLExtras.h"
 #include "llvm/Option/ArgList.h"
 #include "llvm/Option/OptTable.h"
 #include "llvm/Option/Option.h"
@@ -302,7 +303,7 @@ static void ParseProgName(SmallVectorImpl<const char *> &ArgVector,
     bool FoundMatch = false;
     size_t i;
 
-    for (i = 0; i < sizeof(suffixes) / sizeof(suffixes[0]); ++i) {
+    for (i = 0; i < llvm::array_lengthof(suffixes); ++i) {
       if (ProgNameRef.endswith(suffixes[i].Suffix)) {
         FoundMatch = true;
         if (suffixes[i].IsCXX)