Adding upstream version 115.7.0esr.upstream/115.7.0esr

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 6 insertions, 0 deletions

diff --git a/js/src/jit-test/tests/basic/bug720070.js b/js/src/jit-test/tests/basic/bug720070.js
new file mode 100644
index 0000000000..859b0b8af8
--- /dev/null
+++ b/js/src/jit-test/tests/basic/bug720070.js
@@ -0,0 +1,6 @@
+var bytes = [0xff, 0xf7, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff]; // big-endian
+bytes.reverse(); // if testing on little-endian
+var result = new Float64Array(new Uint8Array(bytes).buffer)[0];
+
+// Check that this doesn't crash
+isNaN(result + 0);