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authorHugo Herbelin2020-07-29 10:44:50 +0200
committerHugo Herbelin2020-10-05 16:19:12 +0200
commit571834b2b43e4281ef4940ee5894d8191588bb6c (patch)
tree4efc006b604db1cf23657053271c366683e6e8dd /test-suite
parent6d3a9220204de22e0b81dc961d2eb269128b5c2e (diff)
Wish #12762: warning on duplicated catch-all pattern with unused named variable.
An identifier starting with _ deactivates the warning. Co-authored-by: Jim Fehrle <jim.fehrle@gmail.com>
Diffstat (limited to 'test-suite')
-rw-r--r--test-suite/output/Cases.out3
-rw-r--r--test-suite/output/Cases.v12
2 files changed, 15 insertions, 0 deletions
diff --git a/test-suite/output/Cases.out b/test-suite/output/Cases.out
index da2fc90fc3..01564e7f25 100644
--- a/test-suite/output/Cases.out
+++ b/test-suite/output/Cases.out
@@ -178,3 +178,6 @@ match N with
| _ => Node
end
: Tree -> Tree
+File "stdin", line 253, characters 4-5:
+Warning: Unused variable B catches more than one case.
+[unused-pattern-matching-variable,pattern-matching]
diff --git a/test-suite/output/Cases.v b/test-suite/output/Cases.v
index 262ec2b677..2d8a8b359c 100644
--- a/test-suite/output/Cases.v
+++ b/test-suite/output/Cases.v
@@ -242,3 +242,15 @@ end.
Print stray.
End Bug11231.
+
+Module Wish12762.
+
+Inductive foo := a | b | c.
+
+Definition bar (f : foo) :=
+ match f with
+ | a => 0
+ | B => 1
+ end.
+
+End Wish12762.