Bump v8 and enable gdbjit

v8pp/build-v8.sh

@@ -33,7 +33,8 @@ cd v8  # if this fails, exit! hence the set -ex
 #gclient sync -r 7.2.1  # stupid test
 #gclient sync -r 8.2.297.1  # https://github.com/pmed/v8-nuget/
 #gclient sync -r 9.3.345.3  # https://github.com/pmed/v8-nuget/
-gclient sync -r 10.0.139.9  # https://github.com/pmed/v8-nuget/
+#gclient sync -r 10.0.139.9  # https://github.com/pmed/v8-nuget/
+gclient sync -r 11.9.169.4  # https://github.com/pmed/v8-nuget/
 
 # Looks like we have to use GN now: https://github.com/v8/v8/wiki/Building-with-GN
 
@@ -52,6 +53,7 @@ sed -i.bak 's/_LIBCPP_ABI_VERSION=Cr/_LIBCPP_ABI_VERSION=1/' build/config/c++/BU
 echo "v8_enable_embedded_builtins = false"  | tee -a out/x64.release/args.gn
 echo "v8_use_external_startup_data = false" | tee -a out/x64.release/args.gn
 echo "v8_use_snapshot = false"              | tee -a out/x64.release/args.gn
+echo "v8_enable_gdbjit = true"              | tee -a out/x64.release/args.gn
 # set below to true to make it use libc++ (although it will use the one it is bundled with,
 # and also it will enable unsafe abi stuff, which means basically alpha features afaik)
 echo "use_custom_libcxx = false"             | tee -a out/x64.release/args.gn