1 files changed, 15 insertions, 0 deletions
diff --git a/extra/js78/PKGBUILD b/extra/js78/PKGBUILD
index d2b1542e..bc75d890 100644
--- a/extra/js78/PKGBUILD
+++ b/extra/js78/PKGBUILD
@@ -8,3 +8,18 @@ eval "$(
 
 # see FS32#138, ignoring failing test for now
 unset check
+
+# no simd optimization on non-pentium4
+if [ "$CARCH" = 'i486' -o "$CARCH" = 'i686' ]; then
+  eval "$(
+    declare -f build | \
+      sed '
+        s/--enable-rust-simd/--disable-rust-simd/g
+      '
+  )"
+fi
+
+# hard pinning rust version (as it fails with rust 1.50)
+makedepends=(${makedepends[@]//rust/})
+makedepends_i686+=(rust148)
+makedepends_pentium4+=(rust148)