From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 js/src/jit-test/tests/ion/bug984018.js | 62 ++++++++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 js/src/jit-test/tests/ion/bug984018.js

(limited to 'js/src/jit-test/tests/ion/bug984018.js')

diff --git a/js/src/jit-test/tests/ion/bug984018.js b/js/src/jit-test/tests/ion/bug984018.js
new file mode 100644
index 000000000..ef144a85d
--- /dev/null
+++ b/js/src/jit-test/tests/ion/bug984018.js
@@ -0,0 +1,62 @@
+var x = 0;
+function test() {
+    function sincos1(a, b) {
+        var sa = Math.sin(a);
+        var sb = Math.sin(b);
+        var ca = Math.cos(a);
+        var cb = Math.cos(b);
+        var ra = sa * sa + ca * ca;
+        var rb = sb * sb + cb * cb;
+        var dec = 100000;
+
+        assertEq(Math.round(ra * dec) / dec, Math.round(rb * dec) / dec);
+
+        ca = Math.cos(a);
+        cb = Math.cos(b);
+        sa = Math.sin(a);
+        sb = Math.sin(b);
+
+        var ra = sa * sa + ca * ca;
+        var rb = sb * sb + cb * cb;
+
+        assertEq(Math.round(ra * dec) / dec, Math.round(rb * dec) / dec);
+        return ra;
+    }
+
+    function sincos2(x) {
+        var s1 = Math.sin(x);
+        var c1 = Math.cos(x);
+
+        var c2 = Math.cos(x);
+        var s2 = Math.sin(x);
+        
+        return (s1 * s1 + c1 * c1) - (s2 * s2 + c2 * c2); 
+    }
+
+    function bailoutHere() { bailout(); }
+
+    function sincos3(x) {
+        var s = Math.sin(x);
+        bailoutHere();
+        var c = Math.cos(x);
+        assertEq(Math.round(s * s + c * c), 1);
+        return s;
+    }
+
+    function sincos4(x) {
+        if (x < 2500)
+            x = Math.sin(x);
+        else
+            x = Math.cos(x);
+        return x;
+    }
+
+    for (var i=0; i<5000; i++) {
+        x += sincos1(x, x + 1);
+        x += sincos2(x);
+        x += sincos3(x);
+        x += sincos4(i);
+    }
+}
+x += 1;
+test();
-- 
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