Revert "Add llvm::enumerate() to STLExtras."

This reverts commit r282804 as it seems to use some C++ features
that not all compilers support.

llvm-svn: 282809

1 files changed, 0 insertions, 49 deletions

diff --git a/llvm/unittests/ADT/STLExtrasTest.cpp b/llvm/unittests/ADT/STLExtrasTest.cpp
index 790cf1c9b61..dc62b03741c 100644
--- a/llvm/unittests/ADT/STLExtrasTest.cpp
+++ b/llvm/unittests/ADT/STLExtrasTest.cpp
@@ -10,8 +10,6 @@
 #include "llvm/ADT/STLExtras.h"
 #include "gtest/gtest.h"
 
-#include <vector>
-
 using namespace llvm;
 
 namespace {
@@ -39,51 +37,4 @@ TEST(STLExtrasTest, Rank) {
   EXPECT_EQ(4, f(rank<6>()));
 }
 
-TEST(STLExtrasTest, Enumerate) {
-  std::vector<char> foo = {'a', 'b', 'c'};
-
-  std::vector<std::pair<std::size_t, char>> results;
-
-  for (auto X : llvm::enumerate(foo)) {
-    results.push_back(std::make_pair(X.Index, X.Value));
-  }
-  ASSERT_EQ(3, results.size());
-  EXPECT_EQ(0, results[0].first);
-  EXPECT_EQ('a', results[0].second);
-  EXPECT_EQ(1, results[1].first);
-  EXPECT_EQ('b', results[1].second);
-  EXPECT_EQ(2, results[2].first);
-  EXPECT_EQ('c', results[2].second);
-
-  results.clear();
-  const std::vector<int> bar = {'1', '2', '3'};
-  for (auto X : llvm::enumerate(bar)) {
-    results.push_back(std::make_pair(X.Index, X.Value));
-  }
-  EXPECT_EQ(0, results[0].first);
-  EXPECT_EQ('1', results[0].second);
-  EXPECT_EQ(1, results[1].first);
-  EXPECT_EQ('2', results[1].second);
-  EXPECT_EQ(2, results[2].first);
-  EXPECT_EQ('3', results[2].second);
-
-  results.clear();
-  const std::vector<int> baz;
-  for (auto X : llvm::enumerate(baz)) {
-    results.push_back(std::make_pair(X.Index, X.Value));
-  }
-  EXPECT_TRUE(baz.empty());
-}
-
-TEST(STLExtrasTest, EnumerateModify) {
-  std::vector<char> foo = {'a', 'b', 'c'};
-
-  for (auto X : llvm::enumerate(foo)) {
-    ++X.Value;
-  }
-
-  EXPECT_EQ('b', foo[0]);
-  EXPECT_EQ('c', foo[1]);
-  EXPECT_EQ('d', foo[2]);
-}
 }