Sorry for the delay...

Reviewed-by: Ian Romanick <ian.d.roman...@intel.com>

On 01/20/2015 06:07 PM, Iago Toral Quiroga wrote:
> v2 (Ian Romanick)
> - Move the check to the lexer before rallocing a copy of the large string.
> 
> Fixes the following 2 dEQP tests:
> dEQP-GLES3.functional.shaders.keywords.invalid_identifiers.max_length_vertex
> dEQP-GLES3.functional.shaders.keywords.invalid_identifiers.max_length_fragment
> ---
>  src/glsl/glsl_lexer.ll | 8 +++++++-
>  1 file changed, 7 insertions(+), 1 deletion(-)
> 
> diff --git a/src/glsl/glsl_lexer.ll b/src/glsl/glsl_lexer.ll
> index 57c46be..48ba463 100644
> --- a/src/glsl/glsl_lexer.ll
> +++ b/src/glsl/glsl_lexer.ll
> @@ -544,7 +544,13 @@ subroutine       KEYWORD(0, 300, 0, 0, SUBROUTINE);
>  [_a-zA-Z][_a-zA-Z0-9]*       {
>                           struct _mesa_glsl_parse_state *state = yyextra;
>                           void *ctx = state;  
> -                         yylval->identifier = ralloc_strdup(ctx, yytext);
> +                         if (state->es_shader && strlen(yytext) > 1024) {
> +                            _mesa_glsl_error(yylloc, state,
> +                                             "Identifier `%s' exceeds 1024 
> characters",
> +                                             yytext);
> +                         } else {
> +                           yylval->identifier = ralloc_strdup(ctx, yytext);
> +                         }
>                           return classify_identifier(state, yytext);
>                       }
>  
> 

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