On Thursday, February 19, 2015 09:55:35 AM Samuel Iglesias Gonsalvez wrote:
> Create a new search function to look for matching built-in functions by name
> and use it for built-in function redefinition or overload in GLSL ES 3.00.
> 
> GLSL ES 3.0 spec, chapter 6.1 "Function Definitions", page 71
> 
>   "A shader cannot redefine or overload built-in functions."
> 
> While in GLSL ES 1.0 specification, chapter 8 "Built-in Functions"
> 
>   "User code can overload the built-in functions but cannot redefine them."
> 
> So this check is specific to GLSL ES 3.00.
> 
> This patch fixes the following dEQP tests:
> 
> dEQP-GLES3.functional.shaders.functions.invalid.overload_builtin_function_vertex
> dEQP-GLES3.functional.shaders.functions.invalid.overload_builtin_function_fragment
> dEQP-GLES3.functional.shaders.functions.invalid.redefine_builtin_function_vertex
> dEQP-GLES3.functional.shaders.functions.invalid.redefine_builtin_function_fragment
> 
> No piglit regressions.
> 
> Signed-off-by: Samuel Iglesias Gonsalvez <sigles...@igalia.com>
> ---
>  src/glsl/ast_to_hir.cpp        | 21 +++++++++++++++++++++
>  src/glsl/builtin_functions.cpp | 11 +++++++++++
>  src/glsl/ir.h                  |  4 ++++
>  3 files changed, 36 insertions(+)

This looks great - thanks!

Reviewed-by: Kenneth Graunke <kenn...@whitecape.org>

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