2 files changed, 25 insertions, 0 deletions
diff --git a/tests/pp/15.c b/tests/pp/15.c
index 28a12bd..dc2b8d1 100644
--- a/tests/pp/15.c
+++ b/tests/pp/15.c
@@ -19,3 +19,8 @@ return A + B;
 #define B1 C1+2
 #define C1 A1+3
 return A1 + B1;
+
+#define i() x
+#define n() 1
+i()i()n()n()i()
+i()+i()-n()+n()-
diff --git a/tests/pp/15.expect b/tests/pp/15.expect
index 7ccee4a..d3d3dd5 100644
--- a/tests/pp/15.expect
+++ b/tests/pp/15.expect
@@ -1,6 +1,26 @@
+
+
 Z(1)
 Z(Z(1))
 Z(Z(Z(Z(Z(1)))))
+
+
+
 return A + B;
+
+
+
+
+
+
 return A+1 + B+1;
+
+
+
+
 return A1+3 +2 +1 + B1+1 +3 +2;
+
+
+
+x x 1 1 x
+x+x-1 +1 -