ast stresc: squash -Wswitch-default warning

diff --git a/lib/ast/stresc.c b/lib/ast/stresc.c
index 75c2d118dd4687d764f0133d289d81ae8e82d9c2..fc7b2470c0ed5893d6779603ef6d20b6e25a3d72 100644 (file)
--- a/lib/ast/stresc.c
+++ b/lib/ast/stresc.c
@@ -33,6 +33,8 @@ void stresc(char *s)
        case 0:
            *t = 0;
            return;
+       default: // nothing required
+           break;
        }
        *t++ = c;
     }