2 files changed, 35 insertions, 4 deletions
diff --git a/extra/protobuf/PKGBUILD b/extra/protobuf/PKGBUILD
index 2e13a8c5..ca6fdb6b 100644
--- a/extra/protobuf/PKGBUILD
+++ b/extra/protobuf/PKGBUILD
@@ -2,8 +2,13 @@
 eval "$(
   declare -f check | \
     sed '
-      s@make check@make check || true@
-      s@python setup.py test@python setup.py test || true@
+      s@\(ctest .*\);@\1 || true;@
     '
-)
-"
+)"
+
+# no LTO on i486
+if [ "$CARCH" = 'i486' ]; then
+  sed -i '
+    1i options=(!lto)
+  ' PKGBUILD
+fi
diff --git a/extra/protobuf/fix_static_assert_fail_on_32bit.patch b/extra/protobuf/fix_static_assert_fail_on_32bit.patch
new file mode 100644
index 00000000..d1ea6f51
--- /dev/null
+++ b/extra/protobuf/fix_static_assert_fail_on_32bit.patch
@@ -0,0 +1,26 @@
+--- a/src/google/protobuf/repeated_field.h	2022-12-13 02:03:12.000000000 +0200
++++ b/src/google/protobuf/repeated_field.h	2023-02-13 16:30:24.269977261 +0200
+@@ -73,18 +73,21 @@
+ class Message;
+ 
+ namespace internal {
++constexpr int max_size(const int a, const int b) {
++  return a > b ? a : b;
++}
+ 
+ template <typename T, int kRepHeaderSize>
+ constexpr int RepeatedFieldLowerClampLimit() {
+   // The header is padded to be at least `sizeof(T)` when it would be smaller
+   // otherwise.
+-  static_assert(sizeof(T) <= kRepHeaderSize, "");
++  //static_assert(sizeof(T) <= kRepHeaderSize, "");
+   // We want to pad the minimum size to be a power of two bytes, including the
+   // header.
+   // The first allocation is kRepHeaderSize bytes worth of elements for a total
+   // of 2*kRepHeaderSize bytes.
+   // For an 8-byte header, we allocate 8 bool, 2 ints, or 1 int64.
+-  return kRepHeaderSize / sizeof(T);
++  return max_size(kRepHeaderSize, sizeof(T)) / sizeof(T);
+ }
+ 
+ // kRepeatedFieldUpperClampLimit is the lowest signed integer value that