fix test_gc for o1 and o2

3 files changed, 5 insertions, 1 deletions

diff --git a/src/library_gc.js b/src/library_gc.js
index d9bb895b..75cea390 100644
--- a/src/library_gc.js
+++ b/src/library_gc.js
@@ -115,7 +115,7 @@ if (GC_SUPPORT) {
         var freeList = [];
         for (var ptr in GC.sizes) {
           if (!GC.reachable[ptr]) {
-            freeList.push(ptr);
+            freeList.push(parseInt(ptr));
           }
         }
         for (var i = 0; i < freeList.length; i++) {
diff --git a/system/include/gc.h b/system/include/gc.h
index baeaf2b5..996bc9ec 100644
--- a/system/include/gc.h
+++ b/system/include/gc.h
@@ -13,6 +13,8 @@ void __attribute__((used)) __GC_KEEPALIVE__() {
   static int times = 1;
   void *x = malloc(times);
   free(x);
+  x = calloc(1, times);
+  free(x);
   x = calloc(times, 1);
   free(x);
   times++;
diff --git a/tests/runner.py b/tests/runner.py
index 0beea3a1..9b6bf5fa 100755
--- a/tests/runner.py
+++ b/tests/runner.py
@@ -6186,6 +6186,8 @@ def process(filename):
           printf(".\n");
 
           global = 0;
+
+          return 0;
         }
       '''
       self.do_run(src, '''basic test