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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /js/src/jit-test/tests/ion/result-type-mutated.js | |
parent | Initial commit. (diff) | |
download | firefox-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-- | js/src/jit-test/tests/ion/result-type-mutated.js | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/ion/result-type-mutated.js b/js/src/jit-test/tests/ion/result-type-mutated.js new file mode 100644 index 0000000000..601a6d6176 --- /dev/null +++ b/js/src/jit-test/tests/ion/result-type-mutated.js @@ -0,0 +1,18 @@ +// jitcode which uses objects of one type might not be invalidated when that +// object changes type, if the object isn't accessed in any way. + +function foo(x) { + return x.f; +} + +function bar() { + with({}){} + + var a = {}; + var b = { f: a }; + foo(b); + a.__proto__ = null; + foo(b); +} + +bar(); |