+dnl
+dnl Gallium LLVM
+dnl Deprecated: kept for backwards compatibility
+dnl
+AC_ARG_ENABLE([gallium-llvm],
+ [AS_HELP_STRING([--enable-gallium-llvm],
+ [DEPRECATED: use --enable-llvm instead])],
+ [enable_gallium_llvm="$enableval"],
+ [enable_gallium_llvm=auto])
+
+if test "x$enable_gallium_llvm" != xauto; then
+ AC_MSG_WARN([The --enable-gallium-llvm option has been deprecated. Use --enable-llvm instead.])
+ enable_llvm=$enable_gallium_llvm
+fi
+
+dnl
+dnl LLVM
+dnl
+AC_ARG_ENABLE([llvm],
+ [AS_HELP_STRING([--enable-llvm],
+ [build with LLVM support @<:@default=enabled on x86/x86_64@:>@])],
+ [enable_llvm="$enableval"],
+ [enable_llvm=auto])
+
+if test "x$enable_llvm" = xauto -a "x$FOUND_LLVM" = xyes; then
+ if test "x$FOUND_LLVM" = xyes; then
+ case "$host_cpu" in
+ i*86|x86_64|amd64) enable_llvm=yes;;
+ *) enable_llvm=no;;
+ esac
+ else
+ enable_llvm=no
+ fi
+fi
+
+if test "x$enable_llvm" = xyes -a "x$FOUND_LLVM" = xno; then
+ AC_MSG_ERROR([--enable-llvm selected but llvm-config is not found])
+fi
+