From 3b73ea36c4bda1353aa0315234233fc6fd6a28bd Mon Sep 17 00:00:00 2001
From: Kenneth Graunke <kenneth@whitecape.org>
Date: Wed, 16 Jun 2010 12:21:17 -0700
Subject: [PATCH] glcpp: Pass #version, #extension, and #pragma directives
 through unchanged.

Let the main compiler's lexer/parser handle them.
---
 glcpp/glcpp-lex.l | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/glcpp/glcpp-lex.l b/glcpp/glcpp-lex.l
index f736ac4d59d..c28f2f6269e 100644
--- a/glcpp/glcpp-lex.l
+++ b/glcpp/glcpp-lex.l
@@ -61,6 +61,13 @@ NON_STARS_THEN_STARS	[^*]*[*]+
 		return SPACE;
 }
 
+	/* glcpp doesn't handle #extension, #version, or #pragma directives.
+	 * Simply pass them through to the main compiler's lexer/parser. */
+{HASH}(extension|version|pragma).*\n {
+	yylval.str = xtalloc_strdup (yyextra, yytext);
+	return OTHER;
+}
+
 {HASH}if/.*\n {
 	yyextra->lexing_if = 1;
 	yyextra->space_tokens = 0;
-- 
2.30.2