Paranoia_Parallel: a test suite for more than 100 test circuits,

running in parallel on a multi-core machine (12 min execution time
on a i9 9900, ngspice compiled with gcc, debug mode enabled.
Linux with Valgrind and Parallel are required.

paranoia_parallel/examples/control_structs/repeat_s.sp

@@ -0,0 +1,46 @@
+Test sequences for ngspice control structures
+*vectors are used (except foreach)
+*start in interactive mode
+
+.control
+
+* test for label, goto   
+  echo
+  let index = 0    
+  label starthere2
+  let loop = 0   
+  echo We are at start with index "$&index" and loop "$&loop"
+  if index < 6
+    label inhere
+    let index = index + 1
+    if loop < 3
+      let loop = loop + 1
+      if index > 1
+        echo jump2
+        goto starthere2
+      end  
+    end
+    echo jump
+    goto inhere
+  end 
+  echo We are at end with index "$&index" and loop "$&loop"   
+  
+* test goto in while loop
+  echo
+  let loop = 0
+  if 1    ; outer loop to allow nested forward label 'endlabel'
+    while loop < 10
+      if loop > 5
+        echo jump
+        goto endlabel
+      end
+      let loop = loop + 1
+    end
+    echo before  ; never reached
+    label endlabel
+    echo after "$&loop"  
+  end  
+
+  
+  quit
+.endc