More complete iphone_sim target support.

backend.native/compiler/ir/backend.native/src/org/jetbrains/kotlin/backend/konan/LinkStage.kt

@@ -67,6 +67,14 @@ internal class IPhoneOSfromMacOSPlatform(distribution: Distribution)
     override val targetSysRoot = "${distribution.dependencies}/${properties.propertyString("targetSysRoot.osx-ios")!!}"
 }
 
+internal class IPhoneSimulatorFromMacOSPlatform(distribution: Distribution) 
+    : MacOSPlatform(distribution) {
+
+    override val arch = properties.propertyString("arch.osx-ios-sim")!!
+    override val osVersionMin = properties.propertyList("osVersionMin.osx-ios-sim")
+    override val llvmLlcFlags = properties.propertyList("llvmLlcFlags.osx-ios-sim")
+    override val targetSysRoot = "${distribution.dependencies}/${properties.propertyString("targetSysRoot.osx-ios-sim")!!}"
+}
 internal class LinuxPlatform(distribution: Distribution) 
     : PlatformFlags(distribution) {
 
@@ -121,6 +129,8 @@ internal class LinkStage(val context: Context) {
     val platform: PlatformFlags = when (TargetManager.host) {
         KonanTarget.LINUX -> LinuxPlatform(distribution)
         KonanTarget.MACBOOK -> when (targetManager.current) {
+            KonanTarget.IPHONE_SIM
+                -> IPhoneSimulatorFromMacOSPlatform(distribution)
             KonanTarget.IPHONE 
                 -> IPhoneOSfromMacOSPlatform(distribution)
             KonanTarget.MACBOOK

backend.native/konan.properties

@@ -1,6 +1,7 @@
 
 // TODO: utilize substitution mechanism from interop.
 
+// macbook
 arch.osx = x86_64
 sysRoot.osx = target-sysroot-1-darwin-macos
 llvmHome.osx = clang+llvm-3.8.0-darwin-macos
@@ -10,6 +11,7 @@ linkerKonanFlags.osx = -lc++
 linkerOptimizationFlags.osx = -dead_strip
 osVersionMin.osx = -macosx_version_min 10.10.0
 
+// iphone
 arch.osx-ios = arm64
 sysRoot.osx-ios = target-sysroot-1-darwin-macos
 targetSysRoot.osx-ios = target-sysroot-1-darwin-ios
@@ -20,6 +22,18 @@ linkerKonanFlags.osx-ios = -lc++
 linkerOptimizationFlags.osx-ios = -dead_strip
 osVersionMin.osx-ios = -iphoneos_version_min 5.0.0
 
+// iphone_sim
+arch.osx-ios-sim = x86_64
+sysRoot.osx-ios-sim = target-sysroot-1-darwin-macos
+targetSysRoot.osx-ios-sim = target-sysroot-1-darwin-ios-sim
+llvmHome.osx-ios-sim = clang+llvm-3.8.0-darwin-macos
+llvmLtoFlags.osx-ios-sim = -O3 -function-sections -exported-symbol=_main
+llvmLlcFlags.osx-ios-sim = -mtriple=x86_64-apple-ios5.0.0
+linkerKonanFlags.osx-ios-sim = -lc++
+linkerOptimizationFlags.osx-ios-sim = -dead_strip
+osVersionMin.osx-ios-sim = -ios_simulator_version_min 5.0.0
+
+// linux
 sysRoot.linux = target-gcc-toolchain-3-linux-x86-64/x86_64-unknown-linux-gnu/sysroot
 llvmHome.linux = clang+llvm-3.8.0-linux-x86-64
 libGcc.linux = target-gcc-toolchain-3-linux-x86-64/lib/gcc/x86_64-unknown-linux-gnu/4.8.5

build.gradle

@@ -37,7 +37,7 @@ allprojects {
              "iphone":
                 ["-stdlib=libc++", "-arch", "arm64", "-isysroot", "$iphoneSysrootDir"],
              "iphone_sim":
-                ["-stdlib=libc++"]
+                ["-stdlib=libc++", "-isysroot", "$iphoneSimSysrootDir"],
             ]
      }
      ext.targetList = ext.targetArgs.keySet() as List

dependencies/build.gradle

@@ -89,6 +89,9 @@ if (isLinux()) {
     task iphoneSysroot(type: TgzNativeDep) {
         baseName = "target-sysroot-1-darwin-ios"
     }
+    task iphoneSimSysroot(type: TgzNativeDep) {
+        baseName = "target-sysroot-1-darwin-ios-sim"
+    }
 }