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Diffstat (limited to '')
| -rw-r--r-- | js/src/jit-test/tests/ion/bug679493.js | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/ion/bug679493.js b/js/src/jit-test/tests/ion/bug679493.js new file mode 100644 index 0000000000..91e54a001d --- /dev/null +++ b/js/src/jit-test/tests/ion/bug679493.js @@ -0,0 +1,37 @@ +// Normal checks: +function mul(x, y) { + return x*y; +} +assertEq(mul(1, 2), 2); +assertEq(mul(0, 2), 0); +assertEq(mul(0, -1), -0); +assertEq(mul(100000000, 20000), 2000000000000); +assertEq(mul(0, -2), -0); +assertEq(mul(0, 0), 0); + +// Constant * value checks: +assertEq(function(x){return x*1}(4), 4); +assertEq(function(x){return x*1}(0), 0); +assertEq(function(x){return x*1}(-4), -4); +assertEq(function(x){return x*2}(4), 8); +assertEq(function(x){return x*2}(0), 0); +assertEq(function(x){return x*2}(-4), -8); +assertEq(function(x){return x*2}(2000000000), 4000000000); +assertEq(function(x){return x*5}(4), 20); +assertEq(function(x){return x*5}(0), 0); +assertEq(function(x){return x*5}(-4), -20); +assertEq(function(x){return x*0}(0), 0); +assertEq(function(x){return x*0}(5), 0); +assertEq(function(x){return x*0}(-5), -0); +assertEq(function(x){return x*-5}(4), -20); +assertEq(function(x){return x*-5}(0), -0); +assertEq(function(x){return x*-5}(-4), 20); +assertEq(function(x){return x*20000}(100000000), 2000000000000); + +// Constant folding +assertEq(function(){var x=5; return x*4}(), 20); +assertEq(function(){var x=5; return x*-4}(), -20); +assertEq(function(){var x=0; return x*4}(), 0); +assertEq(function(){var x=0; return x*0}(), 0); +assertEq(function(){var x=0; return x*-4}(), -0); +assertEq(function(){var x=20000; return x*100000000}(), 2000000000000); |