--- cargo-crates/v8-150.4.0/build/config/compiler/BUILD.gn.orig	2006-07-24 01:21:28 UTC
+++ cargo-crates/v8-150.4.0/build/config/compiler/BUILD.gn
@@ -203,7 +203,7 @@ declare_args() {
   # This greatly reduces the size of debug builds, at the cost of
   # debugging information which is required by some specialized
   # debugging tools.
-  simple_template_names = is_clang && !is_win && !is_apple
+  simple_template_names = is_clang && !is_win && !is_apple && !is_bsd
 
   # This switch is used to enable -Wexit-time-destructors by default. This
   # warning serves as a flip switch to allow a gradual migration of targets
@@ -314,13 +314,16 @@ config("no_unresolved_symbols") {
 # Compiler instrumentation can introduce dependencies in DSOs to symbols in
 # the executable they are loaded into, so they are unresolved at link-time.
 config("no_unresolved_symbols") {
-  if (!using_sanitizer &&
+  if (!using_sanitizer && !is_bsd &&
       (is_linux || is_chromeos || is_android || is_fuchsia)) {
     ldflags = [
       "-Wl,-z,defs",
       "-Wl,--as-needed",
     ]
   }
+  if (current_cpu == "x86" && is_freebsd) {
+    ldflags = [ "-Wl,-z,notext", "-Wl,--strip-all" ]
+  }
 }
 
 # compiler ---------------------------------------------------------------------
@@ -553,6 +556,10 @@ config("compiler") {
     }
   }
 
+  if (is_freebsd) {
+    ldflags += [ "-Wl,-z,wxneeded" ]
+  }
+
   # Linux-specific compiler flags setup.
   # ------------------------------------
   if (is_linux || is_chromeos) {
@@ -588,9 +595,9 @@ config("compiler") {
   if (is_clang) {
     # Flags for diagnostics.
     cflags += [ "-fcolor-diagnostics" ]
-    if (!is_win) {
+    if (!is_win && !is_bsd) {
       cflags += [ "-fdiagnostics-show-inlining-chain" ]
-    } else {
+    } else if (is_win) {
       # Combine after https://github.com/llvm/llvm-project/pull/192241
       cflags += [ "/clang:-fdiagnostics-show-inlining-chain" ]
     }
@@ -615,7 +622,7 @@ config("compiler") {
     }
   }
 
-  if (is_clang) {
+  if (is_clang && !is_bsd) {
     cflags += [ "-fcrash-diagnostics-dir=" + clang_diagnostic_dir ]
     if (save_reproducers_on_lld_crash && use_lld) {
       ldflags += [
@@ -731,6 +738,12 @@ config("compiler") {
     cflags_cc += [ "-Wno-trigraphs" ]
   }
 
+  if (is_bsd) {
+    # FreeBSD's linker rejects R_X86_64_TPOFF32 (local-exec TLS) relocations
+    # in shared libraries. Use local-dynamic TLS so libdenort.so can link.
+    defines += [ "V8_TLS_USED_IN_LIBRARY" ]
+  }
+
   # Fuchsia enables this by default.
   if (use_relative_vtables_abi && !is_fuchsia) {
     cflags_cc += [ "-fexperimental-relative-c++-abi-vtables" ]
@@ -1071,7 +1084,7 @@ config("linker") {
         # errors. We only apply fatal warnings when using lld.
         ldflags += [ "-Wl,-fatal_warnings" ]
       }
-      if (!is_apple && current_os != "aix" && current_os != "zos") {
+      if (!is_apple && !is_freebsd && current_os != "aix" && current_os != "zos") {
         ldflags += [ "-Wl,--fatal-warnings" ]
       }
     }
@@ -1418,7 +1431,7 @@ config("compiler_deterministic") {
       "-file-prefix-map",
       rebase_path("//.", "") + "=" + rebase_path("//.", root_build_dir),
     ]
-    if (!is_win) {
+    if (!is_win && !is_bsd) {
       # We don't use clang -cc1as on Windows (yet? https://crbug.com/762167)
       asmflags = [ "-Wa,-fdebug-compilation-dir,." ]
     }
@@ -1471,7 +1484,7 @@ config("clang_revision") {
 
 config("clang_revision") {
   if (is_clang && clang_base_path == default_clang_base_path &&
-      current_os != "zos") {
+      current_os != "zos" && !is_bsd) {
     _perform_consistency_checks = current_toolchain == default_toolchain
     if (llvm_force_head_revision) {
       _head_revision_stamp_path = "//third_party/llvm-build/force_head_revision"
@@ -2748,7 +2761,7 @@ config("afdo") {
 # There are some targeted places that AFDO regresses, so we provide a separate
 # config to allow AFDO to be disabled per-target.
 config("afdo") {
-  if (is_clang) {
+  if (is_clang && !is_bsd) {
     cflags = []
     if (clang_emit_debug_info_for_profiling) {
       # Add the following flags to generate debug info for profiling.
@@ -2775,7 +2788,7 @@ config("afdo") {
       cflags += [ "-Wno-backend-plugin" ]
       inputs = [ _clang_sample_profile ]
     }
-  } else if (auto_profile_path != "" && is_a_target_toolchain) {
+  } else if (auto_profile_path != "" && is_a_target_toolchain && !is_bsd) {
     cflags = [ "-fauto-profile=${auto_profile_path}" ]
     inputs = [ auto_profile_path ]
   }
@@ -2829,8 +2842,6 @@ config("split_dwarf") {
     ldflags = split_dwarf_flags
   } else {
     # .dwo files are generated when ThinLTO is not used.
-    c_additional_outputs =
-        [ "{{target_out_dir}}/{{label_name}}/{{source_name_part}}.dwo" ]
   }
 }
 
@@ -2909,7 +2920,7 @@ config("symbols") {
     }
 
     if (current_os != "zos") {
-      cflags += [ "-g2" ]
+      cflags += [ "-g0" ]
     }
 
     if (is_clang && !is_tsan && !is_asan && !use_dwarf5) {
@@ -2972,7 +2983,7 @@ config("symbols") {
     cflags += [ "-gomit-unreferenced-methods" ]
   }
 
-  if (is_clang) {
+  if (is_clang && !is_bsd) {
     if (is_apple) {
       # TODO(crbug.com/40117949): Investigate missing debug info on mac.
       # Make sure we don't use constructor homing on mac.