--- a/PKGBUILD	2019-11-08 10:39:04.497241692 -0500
+++ b/PKGBUILD	2019-11-08 10:25:27.766218673 -0500
@@ -61,10 +61,11 @@ package() {
 
   # Symlinks
   install -d "$pkgdir/usr/lib/$pkgname/bin"
-  for bin in c++ cc cpp g++ gcc; do
-    ln -sf "/usr/bin/$pkgname" "$pkgdir/usr/lib/$pkgname/bin/$bin"
-    # Additional symlinks are needed, see FS#57978
-    ln -sf "/usr/bin/$pkgname" "$pkgdir/usr/lib/$pkgname/$bin"
+  _targets=(c++ c89 c99 cc clang clang++ cpp g++ gcc x86_64-pc-linux-gnu-g++
+  x86_64-pc-linux-gnu-gcc x86_64-pc-linux-gnu-gcc-9.2.0)
+  for bin in "${_targets[@]}"; do
+    # Symlinks are needed, see FS#57978
+    ln -sf "../../../bin/$pkgname" "$pkgdir/usr/lib/$pkgname/bin/$bin"
   done
 }