text: mangle_catch: {
      options = {
          ie8: false,
          toplevel: false,
      }
      mangle = {
          ie8: false,
          toplevel: false,
      }
      input: {
          var a = "FAIL";
          try {
              throw 1;
          } catch (args) {
              a = "PASS";
          }
          console.log(a);
      }
      expect_exact: 'var a="FAIL";try{throw 1}catch(o){a="PASS"}console.log(a);'
      expect_stdout: "PASS"
  }
  
  mangle_catch_ie8: {
      options = {
          ie8: true,
          toplevel: false,
      }
      mangle = {
          ie8: true,
          toplevel: false,
      }
      input: {
          var a = "FAIL";
          try {
              throw 1;
          } catch (args) {
              a = "PASS";
          }
          console.log(a);
      }
      expect_exact: 'var a="FAIL";try{throw 1}catch(args){a="PASS"}console.log(a);'
      expect_stdout: "PASS"
  }
  
  mangle_catch_var: {
      options = {
          ie8: false,
          toplevel: false,
      }
      mangle = {
          ie8: false,
          toplevel: false,
      }
      input: {
          var a = "FAIL";
          try {
              throw 1;
          } catch (args) {
              var a = "PASS";
          }
          console.log(a);
      }
      expect_exact: 'var a="FAIL";try{throw 1}catch(o){var a="PASS"}console.log(a);'
      expect_stdout: "PASS"
  }
  
  mangle_catch_var_ie8: {
      options = {
          ie8: true,
          toplevel: false,
      }
      mangle = {
          ie8: true,
          toplevel: false,
      }
      input: {
          var a = "FAIL";
          try {
              throw 1;
          } catch (args) {
              var a = "PASS";
          }
          console.log(a);
      }
      expect_exact: 'var a="FAIL";try{throw 1}catch(args){var a="PASS"}console.log(a);'
      expect_stdout: "PASS"
  }
  
  mangle_catch_toplevel: {
      options = {
          ie8: false,
          toplevel: true,
      }
      mangle = {
          ie8: false,
          toplevel: true,
      }
      input: {
          var a = "FAIL";
          try {
              throw 1;
          } catch (args) {
              a = "PASS";
          }
          console.log(a);
      }
      expect_exact: 'var o="FAIL";try{throw 1}catch(c){o="PASS"}console.log(o);'
      expect_stdout: "PASS"
  }
  
  mangle_catch_ie8_toplevel: {
      options = {
          ie8: true,
          toplevel: true,
      }
      mangle = {
          ie8: true,
          toplevel: true,
      }
      input: {
          var a = "FAIL";
          try {
              throw 1;
          } catch (args) {
              a = "PASS";
          }
          console.log(a);
      }
      expect_exact: 'var o="FAIL";try{throw 1}catch(c){o="PASS"}console.log(o);'
      expect_stdout: "PASS"
  }
  
  mangle_catch_var_toplevel: {
      options = {
          ie8: false,
          toplevel: true,
      }
      mangle = {
          ie8: false,
          toplevel: true,
      }
      input: {
          var a = "FAIL";
          try {
              throw 1;
          } catch (args) {
              var a = "PASS";
          }
          console.log(a);
      }
      expect_exact: 'var o="FAIL";try{throw 1}catch(r){var o="PASS"}console.log(o);'
      expect_stdout: "PASS"
  }
  
  mangle_catch_var_ie8_toplevel: {
      options = {
          ie8: true,
          toplevel: true,
      }
      mangle = {
          ie8: true,
          toplevel: true,
      }
      input: {
          var a = "FAIL";
          try {
              throw 1;
          } catch (args) {
              var a = "PASS";
          }
          console.log(a);
      }
      expect_exact: 'var o="FAIL";try{throw 1}catch(r){var o="PASS"}console.log(o);'
      expect_stdout: "PASS"
  }
  
  mangle_catch_redef_1: {
      options = {
          ie8: false,
          toplevel: false,
      }
      mangle = {
          ie8: false,
          toplevel: false,
      }
      input: {
          var a = "PASS";
          try {
              throw "FAIL1";
          } catch (a) {
              var a = "FAIL2";
          }
          console.log(a);
      }
      expect_exact: 'var a="PASS";try{throw"FAIL1"}catch(a){var a="FAIL2"}console.log(a);'
      expect_stdout: "PASS"
  }
  
  mangle_catch_redef_1_ie8: {
      options = {
          ie8: true,
          toplevel: false,
      }
      mangle = {
          ie8: true,
          toplevel: false,
      }
      input: {
          var a = "PASS";
          try {
              throw "FAIL1";
          } catch (a) {
              var a = "FAIL2";
          }
          console.log(a);
      }
      expect_exact: 'var a="PASS";try{throw"FAIL1"}catch(a){var a="FAIL2"}console.log(a);'
      expect_stdout: "PASS"
  }
  
  mangle_catch_redef_1_toplevel: {
      options = {
          ie8: false,
          toplevel: true,
      }
      mangle = {
          ie8: false,
          toplevel: true,
      }
      input: {
          var a = "PASS";
          try {
              throw "FAIL1";
          } catch (a) {
              var a = "FAIL2";
          }
          console.log(a);
      }
      expect_exact: 'var o="PASS";try{throw"FAIL1"}catch(o){var o="FAIL2"}console.log(o);'
      expect_stdout: "PASS"
  }
  
  mangle_catch_redef_1_ie8_toplevel: {
      options = {
          ie8: true,
          toplevel: true,
      }
      mangle = {
          ie8: true,
          toplevel: true,
      }
      input: {
          var a = "PASS";
          try {
              throw "FAIL1";
          } catch (a) {
              var a = "FAIL2";
          }
          console.log(a);
      }
      expect_exact: 'var o="PASS";try{throw"FAIL1"}catch(o){var o="FAIL2"}console.log(o);'
      expect_stdout: "PASS"
  }
  
  mangle_catch_redef_2: {
      options = {
          ie8: false,
          toplevel: false,
      }
      mangle = {
          ie8: false,
          toplevel: false,
      }
      input: {
          try {
              throw "FAIL1";
          } catch (a) {
              var a = "FAIL2";
          }
          console.log(a);
      }
      expect_exact: 'try{throw"FAIL1"}catch(a){var a="FAIL2"}console.log(a);'
      expect_stdout: "undefined"
  }
  
  mangle_catch_redef_2_ie8: {
      options = {
          ie8: true,
          toplevel: false,
      }
      mangle = {
          ie8: true,
          toplevel: false,
      }
      input: {
          try {
              throw "FAIL1";
          } catch (a) {
              var a = "FAIL2";
          }
          console.log(a);
      }
      expect_exact: 'try{throw"FAIL1"}catch(a){var a="FAIL2"}console.log(a);'
      expect_stdout: "undefined"
  }
  
  mangle_catch_redef_2_toplevel: {
      options = {
          ie8: false,
          toplevel: true,
      }
      mangle = {
          ie8: false,
          toplevel: true,
      }
      input: {
          try {
              throw "FAIL1";
          } catch (a) {
              var a = "FAIL2";
          }
          console.log(a);
      }
      expect_exact: 'try{throw"FAIL1"}catch(o){var o="FAIL2"}console.log(o);'
      expect_stdout: "undefined"
  }
  
  mangle_catch_redef_2_ie8_toplevel: {
      options = {
          ie8: true,
          toplevel: true,
      }
      mangle = {
          ie8: true,
          toplevel: true,
      }
      input: {
          try {
              throw "FAIL1";
          } catch (a) {
              var a = "FAIL2";
          }
          console.log(a);
      }
      expect_exact: 'try{throw"FAIL1"}catch(o){var o="FAIL2"}console.log(o);'
      expect_stdout: "undefined"
  }
  
  mangle_catch_redef_3: {
      mangle = {
          ie8: false,
          toplevel: false,
      }
      input: {
          var o = "PASS";
          try {
              throw 0;
          } catch (o) {
              (function() {
                  function f() {
                      o = "FAIL";
                  }
                  f(), f();
              })();
          }
          console.log(o);
      }
      expect_exact: 'var o="PASS";try{throw 0}catch(o){(function(){function c(){o="FAIL"}c(),c()})()}console.log(o);'
      expect_stdout: "PASS"
  }
  
  mangle_catch_redef_3_toplevel: {
      mangle = {
          ie8: false,
          toplevel: true,
      }
      input: {
          var o = "PASS";
          try {
              throw 0;
          } catch (o) {
              (function() {
                  function f() {
                      o = "FAIL";
                  }
                  f(), f();
              })();
          }
          console.log(o);
      }
      expect_stdout: "PASS"
  }
  
  mangle_catch_redef_ie8_3: {
      mangle = {
          ie8: true,
          toplevel: false,
      }
      input: {
          var o = "PASS";
          try {
              throw 0;
          } catch (o) {
              (function() {
                  function f() {
                      o = "FAIL";
                  }
                  f(), f();
              })();
          }
          console.log(o);
      }
      expect_exact: 'var o="PASS";try{throw 0}catch(o){(function(){function c(){o="FAIL"}c(),c()})()}console.log(o);'
      expect_stdout: "PASS"
  }
  
  mangle_catch_redef_3_ie8_toplevel: {
      mangle = {
          ie8: true,
          toplevel: true,
      }
      input: {
          var o = "PASS";
          try {
              throw 0;
          } catch (o) {
              (function() {
                  function f() {
                      o = "FAIL";
                  }
                  f(), f();
              })();
          }
          console.log(o);
      }
      expect_stdout: "PASS"
  }
  