offload-defaulted: Config option to silently ignore uninstalled offload compilers

[thirdparty/gcc.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 088e735c5dba53bb4b725a3e3a56e63c41378949..b923b0bb9ccdec3a263958938170f08de641d0fc 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -300,6 +300,14 @@ AC_ARG_ENABLE(offload-targets,
   fi
 ], [enable_offload_targets=])
 
+AC_ARG_ENABLE(offload-defaulted,
+[AS_HELP_STRING([--enable-offload-defaulted]
+               [If enabled, configured but not installed offload compilers and
+               libgomp plugins are silently ignored.  Useful for distribution
+               compilers where those are in separate optional packages.])],
+[enable_offload_defaulted=$enableval],
+[enable_offload_defaulted=])
+
 # Handle --enable-gold, --enable-ld.
 # --disable-gold [--enable-ld]
 #     Build only ld.  Default option.