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[llvm-arc-opts] Implement swift_{retain,release}_n.

Browse Source 
rdar://21803771

Swift SVN r30204
This commit is contained in:
Michael Gottesman
2015-07-15 00:03:03 +00:00
parent 2315c8fd06
commit 4ce5cdad17
5 changed files with 97 additions and 1 deletions
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23
unittests/runtime/Refcounting.cpp
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@@ -97,3 +97,26 @@ TEST(RefcountingTest, pin_pin_unpin_unpin) {
swift_unpin(object);
EXPECT_EQ(1u, value);
}
TEST(RefcountingTest, retain_release_n) {
size_t value = 0;
auto object = allocTestObject(&value, 1);
EXPECT_EQ(0u, value);
auto retainResult = swift_retain_n(object, 32);
EXPECT_EQ(object, retainResult);
retainResult = swift_retain(object);
EXPECT_EQ(object, retainResult);
EXPECT_EQ(0u, value);
EXPECT_EQ(34u, swift_retainCount(object));
swift_release_n(object, 31);
EXPECT_EQ(0u, value);
EXPECT_EQ(3u, swift_retainCount(object));
swift_release(object);
EXPECT_EQ(0u, value);
EXPECT_EQ(2u, swift_retainCount(object));
swift_release_n(object, 1);
EXPECT_EQ(0u, value);
EXPECT_EQ(1u, swift_retainCount(object));
swift_release(object);
EXPECT_EQ(1u, value);
}