From 3322bb0ce6b8a652a5cec003dcc700ddb3655d23 Mon Sep 17 00:00:00 2001
From: Maxime Coste <maxime@eugensystems.com>
Date: Fri, 7 Dec 2012 17:48:30 +0100
Subject: [PATCH] yyerror takes a const char* instead of a char*

---
 hlslang/MachineIndependent/hlslang.l | 2 +-
 hlslang/MachineIndependent/hlslang.y | 2 +-
 tools/bison.simple                   | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/hlslang/MachineIndependent/hlslang.l b/hlslang/MachineIndependent/hlslang.l
index c01f574..c6b3c6f 100644
--- a/hlslang/MachineIndependent/hlslang.l
+++ b/hlslang/MachineIndependent/hlslang.l
@@ -372,7 +372,7 @@ int PaParseString(char* source, TParseContext& parseContextLocal)
         return 0;
 }
 
-void yyerror(char *s)
+void yyerror(const char *s)
 {
     if (((TParseContext *)cpp->pC)->AfterEOF) {
         if (cpp->tokensBeforeEOF == 1) {
diff --git a/hlslang/MachineIndependent/hlslang.y b/hlslang/MachineIndependent/hlslang.y
index 534d3aa..76e65ad 100644
--- a/hlslang/MachineIndependent/hlslang.y
+++ b/hlslang/MachineIndependent/hlslang.y
@@ -35,7 +35,7 @@ Jutta Degener, 1995
     #define parseContext (*((TParseContext*)(parseContextLocal)))
     #define YY_DECL int yylex(YYSTYPE* pyylval, void* parseContextLocal)
     #define YYLEX_PARAM (void*)(parseContextLocal)
-    extern void yyerror(char*);
+    extern void yyerror(const char*);
 #endif
 
 
diff --git a/tools/bison.simple b/tools/bison.simple
index 690fb2e..ab56642 100644
--- a/tools/bison.simple
+++ b/tools/bison.simple
@@ -36,7 +36,7 @@ char *alloca ();
 #endif /* not HAVE_ALLOCA_H */
 #endif /* not __GNUC__ */
 
-extern void yyerror(char* s);
+extern void yyerror(const char* s);
 
 #ifndef alloca
 #ifdef __GNUC__