1 files changed, 31 insertions, 0 deletions
diff --git a/tests/ui/parser/increment-autofix.rs b/tests/ui/parser/increment-autofix.rs
new file mode 100644
index 000000000..d38603697
--- /dev/null
+++ b/tests/ui/parser/increment-autofix.rs
@@ -0,0 +1,31 @@
+// run-rustfix
+
+pub fn pre_regular() {
+    let mut i = 0;
+    ++i; //~ ERROR Rust has no prefix increment operator
+    println!("{}", i);
+}
+
+pub fn pre_while() {
+    let mut i = 0;
+    while ++i < 5 {
+        //~^ ERROR Rust has no prefix increment operator
+        println!("{}", i);
+    }
+}
+
+pub fn pre_regular_tmp() {
+    let mut tmp = 0;
+    ++tmp; //~ ERROR Rust has no prefix increment operator
+    println!("{}", tmp);
+}
+
+pub fn pre_while_tmp() {
+    let mut tmp = 0;
+    while ++tmp < 5 {
+        //~^ ERROR Rust has no prefix increment operator
+        println!("{}", tmp);
+    }
+}
+
+fn main() {}