From 1fe1235e14cd599c1b3a6f079670b7cb7ea270d2 Mon Sep 17 00:00:00 2001
From: Andrew Kelley <superjoe30@gmail.com>
Date: Sat, 9 Jan 2016 23:49:22 -0700
Subject: order-independent declarations

code constructs and traverses a dependency graph in a deterministic
order.
---
 src/parser.cpp | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'src/parser.cpp')

diff --git a/src/parser.cpp b/src/parser.cpp
index a27f2d66d9..31f9aadcd8 100644
--- a/src/parser.cpp
+++ b/src/parser.cpp
@@ -457,6 +457,7 @@ struct ParseContext {
     ZigList<AstNode *> *directive_list;
     ImportTableEntry *owner;
     ErrColor err_color;
+    uint32_t next_create_index;
 };
 
 __attribute__ ((format (printf, 4, 5)))
@@ -512,6 +513,8 @@ static AstNode *ast_create_node_no_line_info(ParseContext *pc, NodeType type) {
     AstNode *node = allocate<AstNode>(1);
     node->type = type;
     node->owner = pc->owner;
+    node->create_index = pc->next_create_index;
+    pc->next_create_index += 1;
     return node;
 }
 
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