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main: Clear shader program data whenever ProgramBinary is called

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The GL_ARB_get_program_binary extension spec says:

 "If ProgramBinary fails to load a binary, no error is generated, but
  any information about a previous link or load of that program object
  is lost."

v2:
 * Re-initialize shProg->data after clear. (Jordan)
   (Required after 6a72eba755)

Signed-off-by: Jordan Justen <jordan.l.justen@intel.com>
Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
This commit is contained in:
Jordan Justen 2017-11-07 02:11:28 -08:00 • committed by Timothy Arceri
parent 50c09a648f
commit c1ff99fd70
1 changed files with 3 additions and 0 deletions
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3
src/mesa/main/shaderapi.c
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@ -2221,6 +2221,9 @@ _mesa_ProgramBinary(GLuint program, GLenum binaryFormat,
if (!shProg)
return;
_mesa_clear_shader_program_data(ctx, shProg);
shProg->data = _mesa_create_shader_program_data();
/* Section 2.3.1 (Errors) of the OpenGL 4.5 spec says:
*
* "If a negative number is provided where an argument of type sizei or