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SmallVector: Allow initialization and assignment from initializer_list.

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Modeled after std::vector.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@231015 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Benjamin Kramer
2015-03-02 21:16:04 +00:00
parent f027454edc
commit 3ad0e2cd45
2 changed files with 41 additions and 0 deletions
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19
unittests/ADT/SmallVectorTest.cpp
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@@ -11,6 +11,7 @@
//
//===----------------------------------------------------------------------===//
#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/Support/Compiler.h"
#include "gtest/gtest.h"
@@ -906,4 +907,22 @@ TEST(SmallVectorTest, EmplaceBack) {
}
}
TEST(SmallVectorTest, InitializerList) {
SmallVector<int, 2> V1 = {};
EXPECT_TRUE(V1.empty());
V1 = {0, 0};
EXPECT_TRUE(makeArrayRef(V1).equals({0, 0}));
V1 = {-1, -1};
EXPECT_TRUE(makeArrayRef(V1).equals({-1, -1}));
SmallVector<int, 2> V2 = {1, 2, 3, 4};
EXPECT_TRUE(makeArrayRef(V2).equals({1, 2, 3, 4}));
V2.assign({4});
EXPECT_TRUE(makeArrayRef(V2).equals({4}));
V2.append({3, 2});
EXPECT_TRUE(makeArrayRef(V2).equals({4, 3, 2}));
V2.insert(V2.begin() + 1, 5);
EXPECT_TRUE(makeArrayRef(V2).equals({4, 5, 3, 2}));
}
} // end namespace