On Thu, 9 May 2019 at 07:35, Tomeu Vizoso <tomeu.viz...@collabora.com> wrote:
>
> NIR_PASS will only set lower_flrp_progress if there's progress, and if
> there isn't its value will be undefined.
>
> Fixes this Valgrind error:
>
> ==6589== Conditional jump or move depends on uninitialised value(s)
> ==6589== at 0x55CA7E6: st_nir_opts (st_glsl_to_nir.cpp:347)
> ==6589== by 0x55CC1DD: st_nir_link_shaders(nir_shader**, nir_shader**,
> bool) (st_glsl_to_nir.cpp:667)
> ==6589== by 0x55CCDAB: st_link_nir (st_glsl_to_nir.cpp:803)
> ==6589== by 0x55C8C5F: st_link_shader (st_glsl_to_ir.cpp:167)
> ==6589== by 0x5438B11: _mesa_glsl_link_shader (ir_to_mesa.cpp:3170)
> ==6589== by 0x5371701: link_program (shaderapi.c:1216)
> ==6589== by 0x5371701: link_program_error (shaderapi.c:1310)
> ==6589== by 0x5372901: _mesa_LinkProgram (shaderapi.c:1802)
> ==6589== by 0x509B459: shared_dispatch_stub_509 (glapi_mapi_tmp.h:21115)
> ==6589== by 0x4799BF: glu::Program::link() (in
> /home/tomeu/deqp-build/modules/gles2/deqp-gles2)
> ==6589== by 0x47A253: glu::ShaderProgram::init(glw::Functions const&,
> glu::ProgramSources const&) (in
> /home/tomeu/deqp-build/modules/gles2/deqp-gles2)
>
> Signed-off-by: Tomeu Vizoso <tomeu.viz...@collabora.com>
> Fixes: d41cdef2a591 ("nir: Use the flrp lowering pass instead of
> nir_opt_algebraic")
> Cc: Ian Romanick <ian.d.roman...@intel.com>
Reviewed-by: Emil Velikov <emil.veli...@collabora.com>
Thanks
Emil
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