1 files changed, 8 insertions, 0 deletions
diff --git a/gcc/c.opt b/gcc/c.opt
index 1168c65..ec600f5 100644
--- a/gcc/c.opt
+++ b/gcc/c.opt
@@ -965,6 +965,10 @@ std=c89
 C ObjC
 Conform to the ISO 1990 C standard
 
+std=c90
+C ObjC
+Conform to the ISO 1990 C standard
+
 std=c99
 C ObjC
 Conform to the ISO 1999 C standard
@@ -988,6 +992,10 @@ std=gnu89
 C ObjC
 Conform to the ISO 1990 C standard with GNU extensions
 
+std=gnu90
+C ObjC
+Conform to the ISO 1990 C standard with GNU extensions
+
 std=gnu99
 C ObjC
 Conform to the ISO 1999 C standard with GNU extensions