From daeb8316d777bbb3286f2f817c185788d3b2f4b2 Mon Sep 17 00:00:00 2001
From: Zachary Anderson <zanderso@users.noreply.github.com>
Date: Wed, 25 Jan 2023 08:35:57 -0800
Subject: [PATCH] Only build analyze_snapshot on Linux host
 (flutter/engine#39129)

---
 engine/src/flutter/BUILD.gn                        | 10 +++++++---
 engine/src/flutter/lib/snapshot/BUILD.gn           |  2 +-
 engine/src/flutter/shell/platform/android/BUILD.gn |  2 +-
 3 files changed, 9 insertions(+), 5 deletions(-)

diff --git a/engine/src/flutter/BUILD.gn b/engine/src/flutter/BUILD.gn
index acd070c7f87..d1b7a573af3 100644
--- a/engine/src/flutter/BUILD.gn
+++ b/engine/src/flutter/BUILD.gn
@@ -82,9 +82,6 @@ group("flutter") {
         # gen_snapshot for the host and not the target.
         "//third_party/dart/runtime/bin:gen_snapshot",
 
-        # Built alongside gen_snapshot for 64 bit targets
-        "//third_party/dart/runtime/bin:analyze_snapshot",
-
         # Impeller artifacts - compiler and libtessellator
         "//flutter/impeller/compiler:impellerc",
         "//flutter/impeller/tessellator:tessellator_shared",
@@ -93,6 +90,13 @@ group("flutter") {
         "//flutter/tools/path_ops",
       ]
 
+      if (host_os == "linux") {
+        public_deps += [
+          # Built alongside gen_snapshot for 64 bit targets
+          "//third_party/dart/runtime/bin:analyze_snapshot",
+        ]
+      }
+
       if (full_dart_sdk) {
         public_deps += [ "//flutter/web_sdk" ]
       }
diff --git a/engine/src/flutter/lib/snapshot/BUILD.gn b/engine/src/flutter/lib/snapshot/BUILD.gn
index 9247a529d02..5ef9d98cc0e 100644
--- a/engine/src/flutter/lib/snapshot/BUILD.gn
+++ b/engine/src/flutter/lib/snapshot/BUILD.gn
@@ -37,7 +37,7 @@ group("generate_snapshot_bins") {
   }
 
   # Build analyze_snapshot for 64-bit target CPUs.
-  if (target_cpu == "x64" || target_cpu == "arm64") {
+  if (host_os == "linux" && (target_cpu == "x64" || target_cpu == "arm64")) {
     deps +=
         [ "//third_party/dart/runtime/bin:analyze_snapshot($host_toolchain)" ]
   }
diff --git a/engine/src/flutter/shell/platform/android/BUILD.gn b/engine/src/flutter/shell/platform/android/BUILD.gn
index 2b310e3eb3b..a0d91955a66 100644
--- a/engine/src/flutter/shell/platform/android/BUILD.gn
+++ b/engine/src/flutter/shell/platform/android/BUILD.gn
@@ -667,7 +667,7 @@ if (target_cpu != "x86") {
   }
 }
 
-if (target_cpu == "x64" || target_cpu == "arm64") {
+if (host_os == "linux" && (target_cpu == "x64" || target_cpu == "arm64")) {
   zip_bundle("analyze_snapshot") {
     deps =
         [ "//third_party/dart/runtime/bin:analyze_snapshot($host_toolchain)" ]