1 files changed, 13 insertions, 0 deletions
diff --git a/tests/t0019-recursive-macro.sh b/tests/t0019-recursive-macro.sh
new file mode 100755
index 0000000..ffba144
--- /dev/null
+++ b/tests/t0019-recursive-macro.sh
@@ -0,0 +1,13 @@
+#!/bin/sh
+set -eu
+src="${TMPDIR-/tmp}/mcpu-cpp-recursive-$$.c"
+out="${TMPDIR-/tmp}/mcpu-cpp-recursive-$$.out"
+trap 'rm -f "$src" "$out"' EXIT HUP INT TERM
+cat > "$src" <<'EOT'
+int foo;
+#define foo (4 + foo)
+f = foo;
+EOT
+"$MCPU_CPP" --no-config "$src" -o "$out"
+grep '^int foo;$' "$out" >/dev/null
+grep '^f = (4 + foo);$' "$out" >/dev/null