From 4c5e43da7792f75567b693105cc53e3f1992ad98 Mon Sep 17 00:00:00 2001
From: Pirama Arumuga Nainar <pirama@google.com>
Date: Wed, 8 Apr 2015 08:55:49 -0700
Subject: Update aosp/master llvm for rebase to r233350

Change-Id: I07d935f8793ee8ec6b7da003f6483046594bca49
---
 lib/Support/CommandLine.cpp | 29 ++++++++++++++---------------
 1 file changed, 14 insertions(+), 15 deletions(-)

(limited to 'lib/Support/CommandLine.cpp')

diff --git a/lib/Support/CommandLine.cpp b/lib/Support/CommandLine.cpp
index b49ec36847..af6c6056f1 100644
--- a/lib/Support/CommandLine.cpp
+++ b/lib/Support/CommandLine.cpp
@@ -19,6 +19,7 @@
 #include "llvm/Support/CommandLine.h"
 #include "llvm-c/Support.h"
 #include "llvm/ADT/ArrayRef.h"
+#include "llvm/ADT/STLExtras.h"
 #include "llvm/ADT/SmallPtrSet.h"
 #include "llvm/ADT/SmallString.h"
 #include "llvm/ADT/StringMap.h"
@@ -32,10 +33,8 @@
 #include "llvm/Support/MemoryBuffer.h"
 #include "llvm/Support/Path.h"
 #include "llvm/Support/raw_ostream.h"
-#include <cerrno>
 #include <cstdlib>
 #include <map>
-#include <system_error>
 using namespace llvm;
 using namespace cl;
 
@@ -1463,10 +1462,9 @@ void basic_parser_impl::printOptionNoValue(const Option &O,
 // -help and -help-hidden option implementation
 //
 
-static int OptNameCompare(const void *LHS, const void *RHS) {
-  typedef std::pair<const char *, Option *> pair_ty;
-
-  return strcmp(((const pair_ty *)LHS)->first, ((const pair_ty *)RHS)->first);
+static int OptNameCompare(const std::pair<const char *, Option *> *LHS,
+                          const std::pair<const char *, Option *> *RHS) {
+  return strcmp(LHS->first, RHS->first);
 }
 
 // Copy Options into a vector so we can sort them as we like.
@@ -1494,7 +1492,7 @@ static void sortOpts(StringMap<Option *> &OptMap,
   }
 
   // Sort the options list alphabetically.
-  qsort(Opts.data(), Opts.size(), sizeof(Opts[0]), OptNameCompare);
+  array_pod_sort(Opts.begin(), Opts.end(), OptNameCompare);
 }
 
 namespace {
@@ -1516,7 +1514,7 @@ public:
 
   // Invoke the printer.
   void operator=(bool Value) {
-    if (Value == false)
+    if (!Value)
       return;
 
     StrOptionPairVector Opts;
@@ -1562,10 +1560,11 @@ public:
   explicit CategorizedHelpPrinter(bool showHidden) : HelpPrinter(showHidden) {}
 
   // Helper function for printOptions().
-  // It shall return true if A's name should be lexographically
-  // ordered before B's name. It returns false otherwise.
-  static bool OptionCategoryCompare(OptionCategory *A, OptionCategory *B) {
-    return strcmp(A->getName(), B->getName()) < 0;
+  // It shall return a negative value if A's name should be lexicographically
+  // ordered before B's name. It returns a value greater equal zero otherwise.
+  static int OptionCategoryCompare(OptionCategory *const *A,
+                                   OptionCategory *const *B) {
+    return strcmp((*A)->getName(), (*B)->getName());
   }
 
   // Make sure we inherit our base class's operator=()
@@ -1586,8 +1585,8 @@ protected:
 
     // Sort the different option categories alphabetically.
     assert(SortedCategories.size() > 0 && "No option categories registered!");
-    std::sort(SortedCategories.begin(), SortedCategories.end(),
-              OptionCategoryCompare);
+    array_pod_sort(SortedCategories.begin(), SortedCategories.end(),
+                   OptionCategoryCompare);
 
     // Create map to empty vectors.
     for (std::vector<OptionCategory *>::const_iterator
@@ -1716,7 +1715,7 @@ static cl::opt<bool> PrintAllOptions(
     cl::init(false), cl::cat(GenericCategory));
 
 void HelpPrinterWrapper::operator=(bool Value) {
-  if (Value == false)
+  if (!Value)
     return;
 
   // Decide which printer to invoke. If more than one option category is
-- 
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