Corrected single check for empty stack, which resulted in popping nonexistent operands when arrity > 1

2024-03-27 04:42:14 -05:00
parent 375d371927
commit b0b7b07bfe
1 changed files with 4 additions and 2 deletions
--- a/src/ee.c
+++ b/src/ee.c
@@ -138,13 +138,15 @@ operands(STACK* target_stack, int size)
     */
    double * const _operands = (double*)malloc(size*sizeof(double));

-    if ((*target_stack) == NULL)
-        error |= ERR_NS_OPERANDS;
+    //#if ((*target_stack) == NULL)
+    //    error |= ERR_NS_OPERANDS;

    double * tPtr   = _operands;
    double * endPtr = _operands + size;
    while ((tPtr < endPtr) && !error)
    {
+        if ((*target_stack) == NULL)
+            error |= ERR_NS_OPERANDS;
        *tPtr = peek((target_stack));
        pop(target_stack);