diff --git a/src/analyzer.js b/src/analyzer.js
index 163ff4a87..9bf93c864 100644
--- a/src/analyzer.js
+++ b/src/analyzer.js
@@ -1391,6 +1391,9 @@ function analyzer(data, sidePass) {
 
           // Allocas
           var finishedInitial = false;
+
+          lines = func.lines; // We need to consider all the function lines now, not just the first label
+
           for (var i = 0; i < lines.length; i++) {
             var item = lines[i];
             if (!item.assignTo || item.intertype != 'alloca' || !isNumber(item.allocatedNum)) {
diff --git a/tests/runner.py b/tests/runner.py
index 0a37db548..876990d29 100755
--- a/tests/runner.py
+++ b/tests/runner.py
@@ -2288,6 +2288,25 @@ c5,de,15,8a
       Settings.TOTAL_STACK = 1024
       self.do_run(src, 'ok!')
 
+    def test_stack_void(self):
+      src = r'''
+        #include <stdio.h>
+
+        static char s[100]="aaaaa";
+        static int func(void) {
+          if(s[0]!='a') return 0; 
+          printf("iso open %s\n", s, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001, 1.001);
+          return 0;
+        }
+        int main(){
+          int i;
+          for(i=0;i<5000;i++)
+            func();
+          printf(".ok.\n");
+        }
+      '''
+      self.do_run(src, '.ok.\n')
+
     def test_array2(self):
         src = '''
           #include <stdio.h>