From 919121bdf572b632cc5bfbbee502664682b26ab8 Mon Sep 17 00:00:00 2001
From: Tavian Barnes <tavianator@gmail.com>
Date: Sun, 18 Apr 2010 23:18:45 -0400
Subject: Give backtraces for diagnostics from macros and include files.

Partly this means that dmnsn_diagnostic() can't be called anywhere except
during parsing, because the dmnsn_parse_location::parent pointers dangle.
---
 dimension/common.rules | 8 ++++++++
 1 file changed, 8 insertions(+)

(limited to 'dimension/common.rules')

diff --git a/dimension/common.rules b/dimension/common.rules
index d77ab1a..157edca 100644
--- a/dimension/common.rules
+++ b/dimension/common.rules
@@ -477,6 +477,14 @@ FLOAT: ARITH_EXPR {
      }
 ;
 
+INT: FLOAT {
+     $$ = $1;
+     if ($$.type == DMNSN_AST_FLOAT) {
+       dmnsn_diagnostic(@$, "WARNING: float rounded to integer");
+     }
+   }
+;
+
 FLOAT_LITERAL: "integer" {
                $$ = dmnsn_new_astnode(DMNSN_AST_INTEGER, @$);
                $$.ptr = dmnsn_malloc(sizeof(long));
-- 
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