deps: patch V8 to run on older XCode versions

Patch V8 (compiler/js-heap-broker.cc) to remove the use of an optional property, which is a fairly new C++ feature, since that requires a newer XCode version than the minimum requirement in BUILDING.md and thus breaks CI. PR-URL: #29694 Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Anna Henningsen <anna@addaleax.net> Reviewed-By: Gus Caplan <me@gus.host> Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Michaël Zasso <targos@protonmail.com> Reviewed-By: Tobias Nießen <tniessen@tnie.de> Reviewed-By: Ujjwal Sharma <usharma1998@gmail.com>
nodejs · mmarchini · Mar 4, 2020 · Mar 4, 2020 · Mar 4, 2020 · Mar 27, 2019
commit 8ceed051cdd7d4f396bca6dedd7fc4ef57482f3c
diff --git a/common.gypi b/common.gypi
@@ -39,7 +39,7 @@
 
     # Reset this number to 0 on major V8 upgrades.
     # Increment by one for each non-official patch applied to deps/v8.
-    'v8_embedder_string': '-node.2',
+    'v8_embedder_string': '-node.7',
 
     ##### V8 defaults for Node.js #####
 

diff --git a/deps/v8/include/v8.h b/deps/v8/include/v8.h
@@ -1760,9 +1760,11 @@ class V8_EXPORT ScriptCompiler {
    public:
     enum Encoding { ONE_BYTE, TWO_BYTE, UTF8 };
 
+#if defined(_MSC_VER) && _MSC_VER >= 1910 /* Disable on VS2015 */
     V8_DEPRECATE_SOON(
         "This class takes ownership of source_stream, so use the constructor "
         "taking a unique_ptr to make these semantics clearer")
+#endif
     StreamedSource(ExternalSourceStream* source_stream, Encoding encoding);
     StreamedSource(std::unique_ptr<ExternalSourceStream> source_stream,
                    Encoding encoding);

diff --git a/deps/v8/src/codegen/arm64/register-arm64.h b/deps/v8/src/codegen/arm64/register-arm64.h
@@ -558,6 +558,8 @@ using Simd128Register = VRegister;
 // Lists of registers.
 class V8_EXPORT_PRIVATE CPURegList {
  public:
+  CPURegList() = default;
+
   template <typename... CPURegisters>
   explicit CPURegList(CPURegister reg0, CPURegisters... regs)
       : list_(CPURegister::ListOf(reg0, regs...)),

diff --git a/deps/v8/src/compiler/js-heap-broker.cc b/deps/v8/src/compiler/js-heap-broker.cc
@@ -4275,6 +4275,7 @@ GlobalAccessFeedback::GlobalAccessFeedback(PropertyCellRef cell,
 
 GlobalAccessFeedback::GlobalAccessFeedback(FeedbackSlotKind slot_kind)
     : ProcessedFeedback(kGlobalAccess, slot_kind),
+      cell_or_context_(base::nullopt),
       index_and_immutable_(0 /* doesn't matter */) {
   DCHECK(IsGlobalICKind(slot_kind));
 }

diff --git a/deps/v8/src/diagnostics/unwinding-info-win64.cc b/deps/v8/src/diagnostics/unwinding-info-win64.cc
@@ -16,6 +16,37 @@
 #error "Unsupported OS"
 #endif  // V8_OS_WIN_X64
 
+// Forward declaration to keep this independent of Win8
+NTSYSAPI
+DWORD
+NTAPI
+RtlAddGrowableFunctionTable(
+    _Out_ PVOID* DynamicTable,
+    _In_reads_(MaximumEntryCount) PRUNTIME_FUNCTION FunctionTable,
+    _In_ DWORD EntryCount,
+    _In_ DWORD MaximumEntryCount,
+    _In_ ULONG_PTR RangeBase,
+    _In_ ULONG_PTR RangeEnd
+    );
+
+
+NTSYSAPI
+void
+NTAPI
+RtlGrowFunctionTable(
+    _Inout_ PVOID DynamicTable,
+    _In_ DWORD NewEntryCount
+    );
+
+
+NTSYSAPI
+void
+NTAPI
+RtlDeleteGrowableFunctionTable(
+    _In_ PVOID DynamicTable
+    );
+
+
 namespace v8 {
 namespace internal {
 namespace win64_unwindinfo {

diff --git a/deps/v8/src/interpreter/interpreter.cc b/deps/v8/src/interpreter/interpreter.cc
@@ -262,7 +262,7 @@ Interpreter::NewSourcePositionCollectionJob(
   auto job = std::make_unique<InterpreterCompilationJob>(parse_info, literal,
                                                          allocator, nullptr);
   job->compilation_info()->SetBytecodeArray(existing_bytecode);
-  return job;
+  return std::unique_ptr<UnoptimizedCompilationJob> { static_cast<UnoptimizedCompilationJob*>(job.release()) };
 }
 
 void Interpreter::ForEachBytecode(

diff --git a/deps/v8/tools/gen-postmortem-metadata.py b/deps/v8/tools/gen-postmortem-metadata.py
@@ -263,6 +263,7 @@
     'ExternalString, resource, Object, kResourceOffset',
     'SeqOneByteString, chars, char, kHeaderSize',
     'SeqTwoByteString, chars, char, kHeaderSize',
+    'UncompiledData, inferred_name, String, kInferredNameOffset',
     'UncompiledData, start_position, int32_t, kStartPositionOffset',
     'UncompiledData, end_position, int32_t, kEndPositionOffset',
     'SharedFunctionInfo, raw_function_token_offset, int16_t, kFunctionTokenOffsetOffset',