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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /build/clang-plugin/tests/TestKnownLive.cpp
parentInitial commit. (diff)
downloadfirefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz
firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r--build/clang-plugin/tests/TestKnownLive.cpp33
1 files changed, 33 insertions, 0 deletions
diff --git a/build/clang-plugin/tests/TestKnownLive.cpp b/build/clang-plugin/tests/TestKnownLive.cpp
new file mode 100644
index 0000000000..8d01160d1d
--- /dev/null
+++ b/build/clang-plugin/tests/TestKnownLive.cpp
@@ -0,0 +1,33 @@
+#include <mozilla/RefPtr.h>
+
+#define MOZ_KNOWN_LIVE __attribute__((annotate("moz_known_live")))
+
+class Foo {
+ // dummy refcounting
+public:
+ uint32_t AddRef() { return 0; }
+ uint32_t Release() { return 0; }
+
+private:
+ ~Foo() = default;
+};
+
+class Bar {
+ MOZ_KNOWN_LIVE RefPtr<Foo> mFoo;
+ Bar() : mFoo(new Foo()) {}
+ ~Bar() { mFoo = nullptr; }
+
+ void Baz() {
+ mFoo = nullptr; // expected-error {{MOZ_KNOWN_LIVE members can only be modified by constructors and destructors}}
+ }
+};
+
+class Bar2 {
+ MOZ_KNOWN_LIVE Foo *mFoo;
+ Bar2() : mFoo(new Foo()) {}
+ ~Bar2() { mFoo = nullptr; }
+
+ void Baz() {
+ mFoo = nullptr; // expected-error {{MOZ_KNOWN_LIVE members can only be modified by constructors and destructors}}
+ }
+};