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author | Ahmed Bougacha <ahmed.bougacha@gmail.com> | 2016-06-02 17:26:03 +0000 |
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committer | Ahmed Bougacha <ahmed.bougacha@gmail.com> | 2016-06-02 17:26:03 +0000 |
commit | 408a76195124e95ff93005c6e83a61d16a6464f7 (patch) | |
tree | 5efe86f87dd9266ca48dcdf797a03ed6c9d00357 /unittests | |
parent | 396d48087d802bcdb2f3b324f3b87a90a514eab5 (diff) |
[ADT] Pass ArrayRef::slice size_t instead of unsigned.
Also fix slice wrappers drop_front and drop_back.
The unittests are pretty awkward, but do the job; alternatives
welcome!
..and yes, I do have ArrayRefs with more than 4 billion elements.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@271546 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'unittests')
-rw-r--r-- | unittests/ADT/ArrayRefTest.cpp | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/unittests/ADT/ArrayRefTest.cpp b/unittests/ADT/ArrayRefTest.cpp index 5a1ff785c34..b5b71f06f65 100644 --- a/unittests/ADT/ArrayRefTest.cpp +++ b/unittests/ADT/ArrayRefTest.cpp @@ -65,6 +65,10 @@ TEST(ArrayRefTest, DropBack) { ArrayRef<int> AR1(TheNumbers); ArrayRef<int> AR2(TheNumbers, AR1.size() - 1); EXPECT_TRUE(AR1.drop_back().equals(AR2)); + + // Check that drop_back accepts size_t-sized numbers. + ArrayRef<char> AR3((const char *)0x10000, SIZE_MAX - 0x10000); + EXPECT_EQ(1U, AR3.drop_back(AR3.size() - 1).size()); } TEST(ArrayRefTest, DropFront) { @@ -72,6 +76,10 @@ TEST(ArrayRefTest, DropFront) { ArrayRef<int> AR1(TheNumbers); ArrayRef<int> AR2(&TheNumbers[2], AR1.size() - 2); EXPECT_TRUE(AR1.drop_front(2).equals(AR2)); + + // Check that drop_front accepts size_t-sized numbers. + ArrayRef<char> AR3((const char *)0x10000, SIZE_MAX - 0x10000); + EXPECT_EQ(1U, AR3.drop_front(AR3.size() - 1).size()); } TEST(ArrayRefTest, Equals) { @@ -101,6 +109,13 @@ TEST(ArrayRefTest, EmptyEquals) { EXPECT_TRUE(ArrayRef<unsigned>() == ArrayRef<unsigned>()); } +TEST(ArrayRefTest, Slice) { + // Check that slice accepts size_t-sized numbers. + ArrayRef<char> AR((const char *)0x10000, SIZE_MAX - 0x10000); + EXPECT_EQ(1U, AR.slice(AR.size() - 1).size()); + EXPECT_EQ(AR.size() - 1, AR.slice(1, AR.size() - 1).size()); +} + TEST(ArrayRefTest, ConstConvert) { int buf[4]; for (int i = 0; i < 4; ++i) |