non_hoisted_function_after_return: { options = { hoist_funs: false, dead_code: true, conditionals: true, comparisons: true, evaluate: true, booleans: true, loops: true, unused: true, keep_fargs: true, if_return: true, join_vars: true, cascade: true, side_effects: true } input: { function foo(x) { if (x) { return bar(); not_called1(); } else { return baz(); not_called2(); } function bar() { return 7; } return not_reached; function UnusedFunction() {} function baz() { return 8; } } } expect: { function foo(x) { return x ? bar() : baz(); function bar() { return 7 } function baz() { return 8 } } } expect_warnings: [ 'WARN: Dropping unreachable code [test/compress/issue-1034.js:11,16]', "WARN: Dropping unreachable code [test/compress/issue-1034.js:14,16]", "WARN: Dropping unreachable code [test/compress/issue-1034.js:17,12]", "WARN: Dropping unused function UnusedFunction [test/compress/issue-1034.js:18,21]" ] } non_hoisted_function_after_return_2a: { options = { hoist_funs: false, dead_code: true, conditionals: true, comparisons: true, evaluate: true, booleans: true, loops: true, unused: true, keep_fargs: true, if_return: true, join_vars: true, cascade: true, side_effects: true, collapse_vars: false, passes: 2, warnings: "verbose" } input: { function foo(x) { if (x) { return bar(1); var a = not_called(1); } else { return bar(2); var b = not_called(2); } var c = bar(3); function bar(x) { return 7 - x; } function nope() {} return b || c; } } expect: { function foo(x) { return bar(x ? 1 : 2); function bar(x) { return 7 - x; } } } expect_warnings: [ "WARN: Dropping unreachable code [test/compress/issue-1034.js:48,16]", "WARN: Declarations in unreachable code! [test/compress/issue-1034.js:48,16]", "WARN: Dropping unreachable code [test/compress/issue-1034.js:51,16]", "WARN: Declarations in unreachable code! [test/compress/issue-1034.js:51,16]", "WARN: Dropping unused variable a [test/compress/issue-1034.js:48,20]", "WARN: Dropping unused function nope [test/compress/issue-1034.js:55,21]", "WARN: pass 0: last_count: Infinity, count: 37", "WARN: Dropping unreachable code [test/compress/issue-1034.js:53,12]", "WARN: Declarations in unreachable code! [test/compress/issue-1034.js:53,12]", "WARN: Dropping unreachable code [test/compress/issue-1034.js:56,12]", "WARN: Dropping unused variable b [test/compress/issue-1034.js:51,20]", "WARN: Dropping unused variable c [test/compress/issue-1034.js:53,16]", "WARN: pass 1: last_count: 37, count: 18", ] } non_hoisted_function_after_return_2b: { options = { hoist_funs: false, dead_code: true, conditionals: true, comparisons: true, evaluate: true, booleans: true, loops: true, unused: true, keep_fargs: true, if_return: true, join_vars: true, cascade: true, side_effects: true, collapse_vars: false } input: { function foo(x) { if (x) { return bar(1); } else { return bar(2); var b; } var c = bar(3); function bar(x) { return 7 - x; } return b || c; } } expect: { function foo(x) { return bar(x ? 1 : 2); function bar(x) { return 7 - x; } } } expect_warnings: [ // duplicate warnings no longer emitted "WARN: Dropping unreachable code [test/compress/issue-1034.js:97,16]", "WARN: Declarations in unreachable code! [test/compress/issue-1034.js:97,16]", "WARN: Dropping unreachable code [test/compress/issue-1034.js:99,12]", "WARN: Declarations in unreachable code! [test/compress/issue-1034.js:99,12]", "WARN: Dropping unreachable code [test/compress/issue-1034.js:103,12]", ] } non_hoisted_function_after_return_strict: { options = { hoist_funs: false, dead_code: true, conditionals: true, comparisons: true, evaluate: true, booleans: true, loops: true, unused: true, keep_fargs: true, if_return: true, join_vars: true, cascade: true, side_effects: true } input: { "use strict"; function foo(x) { if (x) { return bar(); not_called1(); } else { return baz(); not_called2(); } function bar() { return 7; } return not_reached; function UnusedFunction() {} function baz() { return 8; } } console.log(foo(0), foo(1)); } expect: { "use strict"; function foo(x) { return x ? bar() : baz(); function bar() { return 7 } function baz() { return 8 } } console.log(foo(0), foo(1)); } expect_stdout: "8 7" expect_warnings: [ "WARN: Dropping unreachable code [test/compress/issue-1034.js:133,16]", "WARN: Dropping unreachable code [test/compress/issue-1034.js:136,16]", "WARN: Dropping unreachable code [test/compress/issue-1034.js:139,12]", "WARN: Dropping unused function UnusedFunction [test/compress/issue-1034.js:140,21]", ] } non_hoisted_function_after_return_2a_strict: { options = { hoist_funs: false, dead_code: true, conditionals: true, comparisons: true, evaluate: true, booleans: true, loops: true, unused: true, keep_fargs: true, if_return: true, join_vars: true, cascade: true, side_effects: true, collapse_vars: false, passes: 2, warnings: "verbose" } input: { "use strict"; function foo(x) { if (x) { return bar(1); var a = not_called(1); } else { return bar(2); var b = not_called(2); } var c = bar(3); function bar(x) { return 7 - x; } function nope() {} return b || c; } console.log(foo(0), foo(1)); } expect: { "use strict"; function foo(x) { return bar(x ? 1 : 2); function bar(x) { return 7 - x; } } console.log(foo(0), foo(1)); } expect_stdout: "5 6" expect_warnings: [ "WARN: Dropping unreachable code [test/compress/issue-1034.js:175,16]", "WARN: Declarations in unreachable code! [test/compress/issue-1034.js:175,16]", "WARN: Dropping unreachable code [test/compress/issue-1034.js:178,16]", "WARN: Declarations in unreachable code! [test/compress/issue-1034.js:178,16]", "WARN: Dropping unused variable a [test/compress/issue-1034.js:175,20]", "WARN: Dropping unused function nope [test/compress/issue-1034.js:182,21]", "WARN: pass 0: last_count: Infinity, count: 48", "WARN: Dropping unreachable code [test/compress/issue-1034.js:180,12]", "WARN: Declarations in unreachable code! [test/compress/issue-1034.js:180,12]", "WARN: Dropping unreachable code [test/compress/issue-1034.js:183,12]", "WARN: Dropping unused variable b [test/compress/issue-1034.js:178,20]", "WARN: Dropping unused variable c [test/compress/issue-1034.js:180,16]", "WARN: pass 1: last_count: 48, count: 29", ] } non_hoisted_function_after_return_2b_strict: { options = { hoist_funs: false, dead_code: true, conditionals: true, comparisons: true, evaluate: true, booleans: true, loops: true, unused: true, keep_fargs: true, if_return: true, join_vars: true, cascade: true, side_effects: true, collapse_vars: false } input: { "use strict"; function foo(x) { if (x) { return bar(1); } else { return bar(2); var b; } var c = bar(3); function bar(x) { return 7 - x; } return b || c; } console.log(foo(0), foo(1)); } expect: { "use strict"; function foo(x) { return bar(x ? 1 : 2); function bar(x) { return 7 - x; } } console.log(foo(0), foo(1)); } expect_stdout: "5 6" expect_warnings: [ // duplicate warnings no longer emitted "WARN: Dropping unreachable code [test/compress/issue-1034.js:229,16]", "WARN: Declarations in unreachable code! [test/compress/issue-1034.js:229,16]", "WARN: Dropping unreachable code [test/compress/issue-1034.js:231,12]", "WARN: Declarations in unreachable code! [test/compress/issue-1034.js:231,12]", "WARN: Dropping unreachable code [test/compress/issue-1034.js:235,12]", ] }