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-rw-r--r--src/test/ui/macros/issue-16098.rs16
1 files changed, 16 insertions, 0 deletions
diff --git a/src/test/ui/macros/issue-16098.rs b/src/test/ui/macros/issue-16098.rs
new file mode 100644
index 000000000..00acc20fc
--- /dev/null
+++ b/src/test/ui/macros/issue-16098.rs
@@ -0,0 +1,16 @@
+macro_rules! prob1 {
+ (0) => {
+ 0
+ };
+ ($n:expr) => {
+ if ($n % 3 == 0) || ($n % 5 == 0) {
+ $n + prob1!($n - 1); //~ ERROR recursion limit reached while expanding `prob1!`
+ } else {
+ prob1!($n - 1);
+ }
+ };
+}
+
+fn main() {
+ println!("Problem 1: {}", prob1!(1000));
+}