Adds patches/20241023-typename. #70

Workaround awaiting a fix for https://chromium-review.googlesource.com/c/v8/v8/+/5774729.

.github/workflows/v8build.yml

@@ -45,6 +45,13 @@ jobs:
 
         echo "v8_hash=$latest_v8_hash" >>"$GITHUB_OUTPUT"
 
+    - name: Apply Patches
+      run: |
+        for f in patches/*.patch; do
+          echo "Apply $f"
+          patch -p1 -i "$f"
+        done
+
     - name: Create include files
       run: cd deps && ./build_common.py
 
@@ -115,6 +122,13 @@ jobs:
         git fetch --depth=1 origin "$latest_v8_hash"
         git checkout "$latest_v8_hash"
 
+    - name: Apply Patches
+      run: |
+        for f in patches/*.patch; do
+          echo "Apply $f"
+          patch -p1 -i "$f"
+        done
+
     - name: Configure CCache
       run: |
         ccacheDir="$HOME/.ccache"

patches/20241023-typename.patch

@@ -0,0 +1,23 @@
+Submodule deps/v8 contains modified content
+diff --git a/deps/v8/include/v8-internal.h b/deps/v8/include/v8-internal.h
+index a13db2bd74a..77cbf8fc026 100644
+--- a/deps/v8/include/v8-internal.h
++++ b/deps/v8/include/v8-internal.h
+@@ -1430,7 +1430,7 @@ struct MaybeDefineIteratorConcept {};
+ template <typename Iterator>
+ struct MaybeDefineIteratorConcept<
+     Iterator, std::enable_if_t<kHaveIteratorConcept<Iterator>>> {
+-  using iterator_concept = Iterator::iterator_concept;
++  using iterator_concept = typename Iterator::iterator_concept;
+ };
+ // Otherwise fall back to `std::iterator_traits<Iterator>` if possible.
+ template <typename Iterator>
+@@ -1443,7 +1443,7 @@ struct MaybeDefineIteratorConcept<
+   // TODO(pkasting): Add this unconditionally after dropping support for old
+   // libstdc++ versions.
+ #if __has_include(<ranges>)
+-  using iterator_concept = std::iterator_traits<Iterator>::iterator_concept;
++  using iterator_concept = typename std::iterator_traits<Iterator>::iterator_concept;
+ #endif
+ };
+