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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /js/src/jit-test/tests/ion/bug889451.js | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/jit-test/tests/ion/bug889451.js')
-rw-r--r-- | js/src/jit-test/tests/ion/bug889451.js | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/ion/bug889451.js b/js/src/jit-test/tests/ion/bug889451.js new file mode 100644 index 0000000000..5c7c9ce4e6 --- /dev/null +++ b/js/src/jit-test/tests/ion/bug889451.js @@ -0,0 +1,18 @@ +/* +js> (((-1 >>> 1) + 1) * Math.pow(2, 52 - 30) + 1) & 1 +0 +js> (((-1 >> 1) + 1) * Math.pow(2, 52 - 30) + 1) & 1 +1 +*/ + +function f(x) { + if (x >= 0) { + // if it does not fail, try with lower power of 2. + return (((x >>> 1) + 1) * 4194304 /* 2 ** (52 - 30) */ + 1) & 1; + } + return 2; +} + +assertEq(f(-1 >>> 1), 1); +assertEq(f(-1 >>> 0), 0); +assertEq(f(-1 >>> 0), 0); |