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-rw-r--r--Src/params.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/Src/params.c b/Src/params.c
index 8510b92dc..ba6cd6365 100644
--- a/Src/params.c
+++ b/Src/params.c
@@ -1009,6 +1009,8 @@ isident(char *s)
      * definitely not a valid identifier.         */
     if (!*ss)
 	return 1;
+    if (s == ss)
+	return 0;
     if (*ss != '[')
 	return 0;