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-rw-r--r--src/test/ui/minus-string.rs3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/test/ui/minus-string.rs b/src/test/ui/minus-string.rs
new file mode 100644
index 000000000..018f0ef9a
--- /dev/null
+++ b/src/test/ui/minus-string.rs
@@ -0,0 +1,3 @@
+// error-pattern:cannot apply unary operator `-` to type `String`
+
+fn main() { -"foo".to_string(); }