1 files changed, 43 insertions, 0 deletions
diff --git a/tests/runner.py b/tests/runner.py
index 336d9d9d..7095b588 100644
--- a/tests/runner.py
+++ b/tests/runner.py
@@ -5630,6 +5630,49 @@ elif 'benchmark' in str(sys.argv):
       '''
       self.do_benchmark(src, [], 'final: 720.')
 
+    def zzztest_copy(self):
+      src = r'''
+        #include<stdio.h>
+        struct vec {
+          int x, y, z;
+          int r, g, b;
+          vec(int x_, int y_, int z_, int r_, int g_, int b_) : x(x_), y(y_), z(z_), r(r_), g(g_), b(b_) {}
+          static vec add(vec a, vec b) {
+            return vec(a.x+b.x, a.y+b.y, a.z+b.z, a.r+b.r, a.g+b.g, a.b+b.b);
+          }
+          void norm() {
+            x %= 1024;
+            y %= 1024;
+            z %= 1024;
+            r %= 1024;
+            b %= 1024;
+            g %= 1024;
+          }
+          int sum() { return x + y + z + r + g + b; }
+        };
+        int main() {
+          int total = 0;
+          for (int i = 0; i < 2500; i++) {
+            for (int j = 0; j < 1000; j++) {
+              vec c(i, i+i%10, j*2, i%255, j%120, i%15);
+              vec d(j+i%10, j*2, j%255, i%120, j%15, j);
+              vec e = c;
+              c.norm();
+              d.norm();
+              vec f = vec::add(c, d);
+              f = vec::add(e, f);
+              f.norm();
+              f = vec::add(d, f);
+              total += f.sum() % 100;
+              total %= 10240;
+            }
+          }
+          printf("sum:%d\n", total);
+          return 1;
+        }      
+      '''
+      self.do_benchmark(src, [], 'sum:3588\n')
+
     def test_fannkuch(self):
       src = open(path_from_root('tests', 'fannkuch.cpp'), 'r').read()
       self.do_benchmark(src, ['10'], 'Pfannkuchen(10) = 38.')