fixed memory leak

dance858 · dance858 · commit c16d66381240 · 2026-01-04T00:24:37.000-08:00
diff --git a/src/affine/hstack.c b/src/affine/hstack.c
@@ -134,7 +134,11 @@ static void free_type_data(expr *node)
     for (int i = 0; i < hnode->n_args; i++)
     {
         free_expr(hnode->args[i]);
+        hnode->args[i] = NULL;
     }
+
+    free_csr_matrix(hnode->CSR_work);
+    hnode->CSR_work = NULL;
 }
 
 expr *new_hstack(expr **args, int n_args, int n_vars)

Original file line number	Diff line number	Diff line change
`@@ -134,7 +134,11 @@ static void free_type_data(expr *node)`
`134`	`134`	`for (int i = 0; i < hnode->n_args; i++)`
`135`	`135`	`{`
`136`	`136`	`free_expr(hnode->args[i]);`
	`137`	`+ hnode->args[i] = NULL;`
`137`	`138`	`}`
	`139`	`+`
	`140`	`+ free_csr_matrix(hnode->CSR_work);`
	`141`	`+ hnode->CSR_work = NULL;`
`138`	`142`	`}`
`139`	`143`
`140`	`144`	`expr new_hstack(expr *args, int n_args, int n_vars)`