Kotlin 1.0.2 发布了，该版本提升了IDE中编译性能，提升开发Android应用时代码校验功能，支持Java 7/8、JS，IntelliJ IDEA 插件提升。以下是编译器相关的改进记录：

• KT-7437, KT-7971, KT-7051, KT-6125, KT-6186, KT-11649 Implement missing checks for protected visibility

• KT-11666 Report "Implicit nothing return type" on non-override member functions

• KT-4328, KT-11497, KT-10493, KT-10820, KT-11368 Report error if some classes were not found due to missing or conflicting dependencies

• KT-11280 Do not perform smart casts for values with custom equals compared with ==

• KT-3856 Fix wrong "inner class inaccessible" diagnostic for extension to outer class

• KT-3896, KT-3883, KT-4986 do...while (true) is now considered an infinite loop

• KT-10445 Prohibit initialization of captured val in lambda or in local function

• KT-10042 Correctly handle local classes and anonymous objects in control flow analysis

• KT-11043 Prohibit complex expressions with class literals in annotation arguments

• KT-10992, KT-11007 Fix multiple problems related to smart casts

• KT-11490 Prohibit nested intersection types in return position

• KT-11411 Report "illegal noinline/crossinline" on parameter of subtype of function type

• KT-3083 Report "conflicting overloads" for functions with parameter of type parameter type

• KT-7265 Parse anonymous functions in blocks as expressions

• KT-8246 Handle break/continue for outer loop correctly in case of try/finally in between

• KT-11300 Report error on increment or augmented assignment when get is an operator but set is not

• Report warning about unused anonymous functions

• Improve callable reference type in some ambiguous cases

• Improve multiple diagnostic messages: KT-10761, KT-9760, KT-10949, KT-9887, KT-9550, KT-11239, KT-11819

• Fix several compiler bugs leading to exceptions: KT-9820, KT-11597, KT-10983, KT-10972, KT-11287, KT-11492, KT-11765, KT-11869

完整改进记录，可以查看这里。