➜  bin ./lima_compiler load_deref.frag
(
(declare (location=2 shader_out mediump ) vec4 gl_FragColor)
(declare (location=25 shader_in mediump ) vec2 gl_PointCoord)
(declare (location=24 shader_in flat) bool gl_FrontFacing)
(declare (location=0 shader_in mediump ) vec4 gl_FragCoord)
(declare (shader_in lowp ) vec2 test)
(declare (uniform lowp ) sampler2D texture)
( function main
  (signature void
    (parameters
    )
    (
      (assign  (xyzw) (var_ref gl_FragColor)  (tex vec4 (var_ref texture)  (var_ref test)  0 0 1 () () ))
    ))

)

)
(
(declare (location=2 shader_out mediump ) vec4 gl_FragColor)
(declare (location=25 shader_in mediump ) vec2 gl_PointCoord)
(declare (location=24 shader_in flat) bool gl_FrontFacing)
(declare (location=0 shader_in mediump ) vec4 gl_FragCoord)
(declare (shader_in lowp ) vec2 test)
(declare (uniform lowp ) sampler2D texture)
( function main
  (signature void
    (parameters
    )
    (
      (assign  (xyzw) (var_ref gl_FragColor)  (tex vec4 (var_ref texture)  (var_ref test)  0 0 1 () () ))
    ))

)

)
shader: MESA_SHADER_FRAGMENT
source_sha1: {0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000}
name: GLSL0
internal: false
stage: 4
next_stage: 0
subgroup_size: 1
inputs: 0
outputs: 0
uniforms: 0
decl_var uniform INTERP_MODE_NONE none lowp sampler2D texture (~0, 0, 0)
decl_var shader_in INTERP_MODE_NONE none mediump vec2 gl_PointCoord (VARYING_SLOT_PNTC.xy, 0, 0)
decl_var shader_in INTERP_MODE_FLAT none bool gl_FrontFacing (VARYING_SLOT_FACE.x, 0, 0)
decl_var shader_in INTERP_MODE_NONE none mediump vec4 gl_FragCoord (VARYING_SLOT_POS.xyzw, 0, 0)
decl_var shader_in INTERP_MODE_NONE none lowp vec2 test (UNKNOWN.xy, 0, 0)
decl_var shader_out INTERP_MODE_NONE none mediump vec4 gl_FragColor (FRAG_RESULT_COLOR.xyzw, 0, 0)
decl_function main (0 params)

impl main {
    decl_var  INTERP_MODE_NONE none mediump vec4 out@gl_FragColor-temp
    block b0:  // preds:
    32    %0 = deref_var &out@gl_FragColor-temp (function_temp vec4)
    32    %1 = deref_var &texture (uniform sampler2D)
    32    %2 = deref_var &test (shader_in vec2)
    32x2  %3 = @load_deref (%2) (access=none)
    32x4  %4 = (float32)tex %1 (texture_deref), %1 (sampler_deref), %3 (coord)
               @store_deref (%0, %4) (wrmask=xyzw, access=none)
    32    %5 = deref_var &out@gl_FragColor-temp (function_temp vec4)
    32    %6 = deref_var &gl_FragColor (shader_out vec4)
    32x4  %7 = @load_deref (%5) (access=none)
               @store_deref (%6, %7) (wrmask=xyzw, access=none)
               // succs: b1
    block b1:
}

shader: MESA_SHADER_FRAGMENT
source_sha1: {0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000}
name: GLSL0
internal: false
stage: 4
next_stage: 0
subgroup_size: 1
inputs: 0
outputs: 0
uniforms: 0
decl_var uniform INTERP_MODE_NONE none lowp sampler2D texture (~0, 0, 0)
decl_var shader_in INTERP_MODE_NONE none mediump vec2 gl_PointCoord (VARYING_SLOT_PNTC.xy, 0, 0)
decl_var shader_in INTERP_MODE_FLAT none bool gl_FrontFacing (VARYING_SLOT_FACE.x, 0, 0)
decl_var shader_in INTERP_MODE_NONE none mediump vec4 gl_FragCoord (VARYING_SLOT_POS.xyzw, 0, 0)
decl_var shader_in INTERP_MODE_NONE none lowp vec2 test (UNKNOWN.xy, 0, 0)
decl_var shader_out INTERP_MODE_NONE none mediump vec4 gl_FragColor (FRAG_RESULT_COLOR.xyzw, 0, 0)
decl_function main (0 params)

impl main {
    decl_var  INTERP_MODE_NONE none mediump vec4 out@gl_FragColor-temp
    block b0:  // preds:
    32    %0 = deref_var &out@gl_FragColor-temp (function_temp vec4)
    32    %1 = deref_var &texture (uniform sampler2D)
    32    %2 = deref_var &test (shader_in vec2)
    32x2  %3 = @load_deref (%2) (access=none)
    32x4  %4 = (float32)tex %1 (texture_deref), %1 (sampler_deref), %3 (coord)
               @store_deref (%0, %4) (wrmask=xyzw, access=none)
    32    %5 = deref_var &out@gl_FragColor-temp (function_temp vec4)
    32    %6 = deref_var &gl_FragColor (shader_out vec4)
    32x4  %7 = @load_deref (%5) (access=none)
               @store_deref (%6, %7) (wrmask=xyzw, access=none)
               // succs: b1
    block b1:
}

lima_compiler: ../src/compiler/glsl/gl_nir_lower_samplers_as_deref.c:179: lower_deref: Assertion `location < state->shader_program->data->NumUniformStorage && state->shader_program->data->UniformStorage[location].opaque[stage].active' failed.
[1]    3816771 IOT instruction (core dumped)  ./lima_compiler load_deref.frag