1 files changed, 31 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/jaeger/inline/mathAbs.js b/js/src/jit-test/tests/jaeger/inline/mathAbs.js
new file mode 100644
index 0000000000..b1d077add1
--- /dev/null
+++ b/js/src/jit-test/tests/jaeger/inline/mathAbs.js
@@ -0,0 +1,31 @@
+
+assertEq(Math.abs(-10), 10);
+assertEq(Math.abs(-2147483648), 2147483648);
+assertEq(Math.abs(2147483648), 2147483648);
+assertEq(Math.abs(-0), 0);
+assertEq(Math.abs(0), 0);
+assertEq(Math.abs(-3.14), 3.14);
+assertEq(Math.abs(NaN), NaN);
+
+/* Inferred as abs(int). */
+function abs1(x) {
+    return Math.abs(x);
+}
+assertEq(abs1(1), 1);
+assertEq(abs1(-1), 1);
+assertEq(abs1(0), 0);
+assertEq(abs1(-123) + abs1(234), 357);
+assertEq(abs1(-2147483648), 2147483648); // recompile to return double
+assertEq(abs1(-2), 2);
+
+/* Inferred as abs(double). */
+function abs2(x) {
+    return Math.abs(x);
+}
+assertEq(abs2(-2.2), 2.2);
+assertEq(abs2(123), 123);
+assertEq(abs2(-456), 456);
+assertEq(abs2(-0), 0);
+assertEq(abs2(1.3), 1.3);
+assertEq(abs2(NaN), NaN);
+