From 74a2f53683e2b8788eadc10762583491e3dbc7ea Mon Sep 17 00:00:00 2001
From: "Alex Lam S.L" <alexlamsl@gmail.com>
Date: Fri, 8 Dec 2017 02:54:37 +0800
Subject: fix escape analysis for `AST_Throw` (#2564)

---
 test/compress/reduce_vars.js | 163 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 163 insertions(+)

(limited to 'test/compress/reduce_vars.js')

diff --git a/test/compress/reduce_vars.js b/test/compress/reduce_vars.js
index 9a66d1cb..df2eb712 100644
--- a/test/compress/reduce_vars.js
+++ b/test/compress/reduce_vars.js
@@ -4621,3 +4621,166 @@ issue_2560_2: {
     }
     expect_stdout: "PASS"
 }
+
+issue_2560_3: {
+    options = {
+        reduce_funcs: true,
+        reduce_vars: true,
+        toplevel: true,
+        unused: true,
+    }
+    input: {
+        function main() {
+            var thing = baz();
+            if (thing !== (thing = baz()))
+                console.log("FAIL");
+            else
+                console.log("PASS");
+        }
+        function baz() {
+            try {
+                throw foo;
+            } catch (bar) {
+                return bar;
+            }
+        }
+        function foo() {}
+        main();
+    }
+    expect: {
+        function baz() {
+            try {
+                throw foo;
+            } catch (bar) {
+                return bar;
+            }
+        }
+        function foo() {}
+        (function() {
+            var thing = baz();
+            if (thing !== (thing = baz()))
+                console.log("FAIL");
+            else
+                console.log("PASS");
+        })();
+    }
+    expect_stdout: "PASS"
+}
+
+issue_2560_4: {
+    options = {
+        reduce_funcs: true,
+        reduce_vars: true,
+        toplevel: true,
+        unused: true,
+    }
+    input: {
+        function main() {
+            var thing = baz();
+            if (thing !== (thing = baz()))
+                console.log("PASS");
+            else
+                console.log("FAIL");
+        }
+        function baz(s) {
+            function foo() {}
+            function bar() {}
+            return s ? foo : bar;
+        }
+        main();
+    }
+    expect: {
+        function baz(s) {
+            return s ? function() {} : function() {};
+        }
+        (function() {
+            var thing = baz();
+            if (thing !== (thing = baz()))
+                console.log("PASS");
+            else
+                console.log("FAIL");
+        })();
+    }
+    expect_stdout: "PASS"
+}
+
+issue_2560_5: {
+    options = {
+        reduce_funcs: true,
+        reduce_vars: true,
+        toplevel: true,
+        unused: true,
+    }
+    input: {
+        function main() {
+            var thing = baz();
+            if (thing !== (thing = baz()))
+                console.log("PASS");
+            else
+                console.log("FAIL");
+        }
+        function baz() {
+            function foo() {}
+            function bar() {}
+            return foo, bar;
+        }
+        main();
+    }
+    expect: {
+        function baz() {
+            return function() {}, function() {};
+        }
+        (function() {
+            var thing = baz();
+            if (thing !== (thing = baz()))
+                console.log("PASS");
+            else
+                console.log("FAIL");
+        })();
+    }
+    expect_stdout: "PASS"
+}
+
+issue_2560_6: {
+    options = {
+        reduce_funcs: true,
+        reduce_vars: true,
+        toplevel: true,
+        unused: true,
+    }
+    input: {
+        function main() {
+            var thing = baz();
+            if (thing !== (thing = baz()))
+                console.log("PASS");
+            else
+                console.log("FAIL");
+        }
+        function baz() {
+            function foo() {}
+            try {
+                throw foo;
+            } catch (bar) {
+                return bar;
+            }
+        }
+        main();
+    }
+    expect: {
+        function baz() {
+            try {
+                throw function() {};
+            } catch (bar) {
+                return bar;
+            }
+        }
+        (function() {
+            var thing = baz();
+            if (thing !== (thing = baz()))
+                console.log("PASS");
+            else
+                console.log("FAIL");
+        })();
+    }
+    expect_stdout: "PASS"
+}
-- 
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