[iOS/GN] Fix generation of .dSYM for fat binary builds.

build/config/mac/base_rules.gni

Index: build/config/mac/base_rules.gni
diff --git a/build/config/mac/base_rules.gni b/build/config/mac/base_rules.gni
index 2546a629fa5b31cf9bbd39d11231827ad4032b38..d666ee28b4124a4d53d275cc46b96fa956edae4b 100644
--- a/build/config/mac/base_rules.gni
+++ b/build/config/mac/base_rules.gni
@@ -5,6 +5,7 @@
 # This file contains rules that are shared between Mac and iOS.
 
 import("//build/toolchain/toolchain.gni")
+import("//build/config/mac/symbols.gni")
 
 if (is_mac) {
   import("//build/config/mac/mac_sdk.gni")
@@ -314,7 +315,7 @@ template("framework_bundle") {
       action(_lipo_shared_library_target) {
         forward_variables_from(invoker, [ "testonly" ])
         visibility = _lipo_shared_library_visibility
-        script = "//build/config/mac/xcrun.py"
+        script = "//build/toolchain/mac/linker_driver.py"
         outputs = [
           "$target_out_dir/$_lipo_shared_library_target/$_output_name",
         ]
@@ -331,11 +332,21 @@ template("framework_bundle") {
                                      "target_out_dir") + "/$_output_name" ]
         }
         args = [
+                 "xcrun",
                  "lipo",
                  "-create",
                  "-output",
                  rebase_path(outputs[0], root_build_dir),
                ] + rebase_path(inputs, root_build_dir)
+
+        if (enable_dsyms) {
+          outputs += [ "$root_out_dir/$_output_name.dSYM/" ]
+          args +=
+              [ "-Wcrl,dsym," + rebase_path("$root_out_dir/.", root_build_dir) ]
+        }
+        if (enable_stripping) {
+          args += [ "-Wcrl,strip,-x,-S" ]

[Robert Sesek, 2016/07/18 20:09:43]

Does nothing on iOS need to control the strip args to a framework?

[sdefresne, 2016/07/19 09:12:12]

I've changed to check whether //build/config/mac:strip_all is in configs. 

+        }
       }
     }