1 files changed, 8 insertions, 0 deletions
diff --git a/gcc/opts.cc b/gcc/opts.cc
index 3fbfca98d7a..019ec971596 100644
--- a/gcc/opts.cc
+++ b/gcc/opts.cc
@@ -1393,6 +1393,14 @@ finish_options (struct gcc_options *opts, struct gcc_options *opts_set,
     }
 
 
+  if (opts_set->x_flag_openmp_target)
+    {
+      if (opts->x_flag_openacc)
+	error ("%<-fopenacc%> not compatible with %<-fopenmp-target=%>");
+      if (!opts->x_flag_openmp)
+	error ("%<-fopenmp-target=%> requires %<-fopenmp%> setting");
+    }
+
   diagnose_options (opts, opts_set, loc);
 }