regcomp.c: Add comments; no code changes

diff --git a/regcomp.c b/regcomp.c
index 6299a4d..daf310f 100644 (file)
--- a/regcomp.c
+++ b/regcomp.c
@@ -10781,9 +10781,10 @@ tryagain:
                            ckWARN3reg(p + len, "Unrecognized escape \\%.*s passed through", len, p);
                        }
                        goto normal_default;
-                   }
+                   } /* End of switch on '\' */
                    break;
-               default:
+               default:    /* A literal character */
+
                  normal_default:
                    if (UTF8_IS_START(*p) && UTF) {
                        STRLEN numlen;