The structure holding an abstract syntax tree node (acc) was not properly initialized to 0, fixed

2019-11-27 09:16:32 +01:00
parent 3eabf94f92
commit 3d35897601
1 changed files with 2 additions and 1 deletions
--- a/acc/src/ast.h
+++ b/acc/src/ast.h
@@ -56,7 +56,7 @@ typedef struct astnode_s {
 static inline ASTNode*
 astnode_create(const NodeType type, ASTNode* lhs, ASTNode* rhs)
 {
-    ASTNode* node = malloc(sizeof(node[0]));
+    ASTNode* node = calloc(1, sizeof(node[0]));

    static int id_counter = 0;
    node->id              = id_counter++;
@@ -65,6 +65,7 @@ astnode_create(const NodeType type, ASTNode* lhs, ASTNode* rhs)
    node->rhs             = rhs;
    node->buffer          = NULL;

+    node->token  = 0;
    node->prefix = node->infix = node->postfix = 0;

    if (lhs)