Use clang "--target=x" rather than "-target x" for icecc

build/config/compiler/BUILD.gn

 # Copyright (c) 2013 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import("//build/config/android/config.gni")
 import("//build/config/chrome_build.gni")
 import("//build/config/compiler/compiler.gni")
 import("//build/config/nacl/config.gni")
 import("//build/toolchain/cc_wrapper.gni")
 import("//build/toolchain/toolchain.gni")
@@ skipping 487 matching lines @@
       ldflags += [ "-m32" ]
       if (!is_nacl) {
         cflags += [
           "-msse2",
           "-mfpmath=sse",
           "-mmmx",
         ]
       }
     } else if (current_cpu == "arm") {
       if (is_clang && !is_android && !is_nacl) {
-        cflags += [
-          "-target",
-          "arm-linux-gnueabihf",
-        ]
-        ldflags += [
-          "-target",
-          "arm-linux-gnueabihf",
-        ]
+        cflags += [ "--target=arm-linux-gnueabihf" ]
+        ldflags += [ "--target=arm-linux-gnueabihf" ]
       }
       if (!is_nacl) {
         cflags += [
           "-march=$arm_arch",
           "-mfloat-abi=$arm_float_abi",
         ]
         if (arm_use_thumb) {
           cflags += [ "-mthumb" ]
           if (is_android && !is_clang) {
             # Clang doesn't support this option.
             cflags += [ "-mthumb-interwork" ]
           }
         }
       }
       if (arm_tune != "") {
         cflags += [ "-mtune=$arm_tune" ]
       }
     } else if (current_cpu == "mipsel") {
       if (mips_arch_variant == "r6") {
         if (is_clang) {
           cflags += [
-            "-target",
-            "mipsel-linux-gnu",
+            "--target=mipsel-linux-gnu",
             "-march=mips32r6",
           ]
-          ldflags += [
-            "-target",
-            "mipsel-linux-gnu",
-          ]
+          ldflags += [ "--target=mipsel-linux-gnu" ]
         } else {
           cflags += [
             "-mips32r6",
             "-Wa,-mips32r6",
           ]
           if (is_android) {
             ldflags += [
               "-mips32r6",
               "-Wl,-melf32ltsmip",
             ]
           }
         }
       } else if (mips_arch_variant == "r2") {
         if (is_clang) {
           if (is_android) {
             cflags += [
-              "-target",
-              "mipsel-linux-android",
+              "--target=mipsel-linux-android",
               "-march=mipsel",
               "-mcpu=mips32r2",
             ]
-            ldflags += [
-              "-target",
-              "mipsel-linux-android",
-            ]
+            ldflags += [ "--target=mipsel-linux-android" ]
           } else {
             cflags += [
-              "-target",
-              "mipsel-linux-gnu",
+              "--target=mipsel-linux-gnu",
               "-march=mipsel",
               "-mcpu=mips32r2",
             ]
-            ldflags += [
-              "-target",
-              "mipsel-linux-gnu",
-            ]
+            ldflags += [ "--target=mipsel-linux-gnu" ]
           }
         } else {
           cflags += [
             "-mips32r2",
             "-Wa,-mips32r2",
           ]
           if (mips_float_abi == "hard" && mips_fpu_mode != "") {
             cflags += [ "-m$mips_fpu_mode" ]
           }
         }
       } else if (mips_arch_variant == "r1") {
         if (is_clang) {
           if (is_android) {
             cflags += [
-              "-target",
-              "mipsel-linux-android",
+              "--target=mipsel-linux-android",
               "-march=mipsel",
               "-mcpu=mips32",
             ]
-            ldflags += [
-              "-target",
-              "mipsel-linux-android",
-            ]
+            ldflags += [ "--target=mipsel-linux-android" ]
           } else {
             cflags += [
-              "-target",
-              "mipsel-linux-gnu",
+              "--target=mipsel-linux-gnu",
               "-march=mipsel",
               "-mcpu=mips32",
             ]
-            ldflags += [
-              "-target",
-              "mipsel-linux-gnu",
-            ]
+            ldflags += [ "--target=mipsel-linux-gnu" ]
           }
         } else {
           cflags += [
             "-mips32",
             "-Wa,-mips32",
           ]
         }
       }
 
       if (mips_dsp_rev == 1) {
@@ skipping 840 matching lines @@
 
 if (is_ios || is_mac) {
   # On Mac and iOS, this enables support for ARC (automatic ref-counting).
   # See http://clang.llvm.org/docs/AutomaticReferenceCounting.html.
   config("enable_arc") {
     common_flags = [ "-fobjc-arc" ]
     cflags_objc = common_flags
     cflags_objcc = common_flags
   }
 }