glsl: Make ast_node location comments more informative.

Reviewed-by: Carl Worth <cworth@cworth.org>

diff --git a/src/glsl/ast.h b/src/glsl/ast.h
index 8820993bdaa24ed3baf5dbe373ebeb706f1046b5..13e8408f96fb8c8ae862b7aacdc2756b6ccb59df 100644 (file)
--- a/src/glsl/ast.h
+++ b/src/glsl/ast.h
@@ -102,10 +102,10 @@ public:
     */
    struct {
       unsigned source;          /**< GLSL source number. */
-      unsigned first_line;      /**< Line number within the source string. */
-      unsigned first_column;    /**< Column in the line. */
-      unsigned last_line;       /**< Line number within the source string. */
-      unsigned last_column;     /**< Column in the line. */
+      unsigned first_line;      /**< First line number within the source string. */
+      unsigned first_column;    /**< First column in the first line. */
+      unsigned last_line;       /**< Last line number within the source string. */
+      unsigned last_column;     /**< Last column in the last line. */
    } location;
 
    exec_node link;