X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/219458e22f163ede84daa71dfa98bab82a766954..c017f88fdedf409dc63ca63bab0b045ad23d0719:/tests/input.at?ds=sidebyside

diff --git a/tests/input.at b/tests/input.at
index 4d7308c1..f2c1fcb3 100644
--- a/tests/input.at
+++ b/tests/input.at
@@ -20,6 +20,25 @@ AT_BANNER([[Input Processing.]])
 # Mostly test that we are robust to mistakes.
 
 
+## ----------------- ##
+## Invalid options.  ##
+## ----------------- ##
+
+AT_SETUP([Invalid options])
+
+AT_DATA([input.y],
+[[%%
+exp: '0'
+]])
+
+# We used to accept these, as -f, --report and others were sharing
+# their code with -W.
+AT_BISON_CHECK([-ferror=caret input.y], [1], [], [ignore])
+AT_BISON_CHECK([--report=error=itemsets input.y], [1], [], [ignore])
+
+AT_CLEANUP
+
+
 ## ---------------- ##
 ## Invalid inputs.  ##
 ## ---------------- ##