nir: Get rid of the variable on vote intrinsics

This looks like a copy+paste error.  They don't actually write into that
variable as would be implied by putting the return there.

Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Cc: mesa-stable@lists.freedesktop.org

src/compiler/glsl/glsl_to_nir.cpp

@@ -1155,8 +1155,6 @@ nir_visitor::visit(ir_call *ir)
       case nir_intrinsic_vote_eq: {
          nir_ssa_dest_init(&instr->instr, &instr->dest, 1, 32, NULL);
 
-         instr->variables[0] = evaluate_deref(&instr->instr, ir->return_deref);
-
          ir_rvalue *value = (ir_rvalue *) ir->actual_parameters.get_head();
          instr->src[0] = nir_src_for_ssa(evaluate_rvalue(value));
 

src/compiler/nir/nir_intrinsics.h

@@ -121,9 +121,9 @@ BARRIER(memory_barrier_shared)
 INTRINSIC(discard_if, 1, ARR(1), false, 0, 0, 0, xx, xx, xx, 0)
 
 /** ARB_shader_group_vote intrinsics */
-INTRINSIC(vote_any, 1, ARR(1), true, 1, 1, 0, xx, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE)
-INTRINSIC(vote_all, 1, ARR(1), true, 1, 1, 0, xx, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE)
-INTRINSIC(vote_eq,  1, ARR(1), true, 1, 1, 0, xx, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE)
+INTRINSIC(vote_any, 1, ARR(1), true, 1, 0, 0, xx, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE)
+INTRINSIC(vote_all, 1, ARR(1), true, 1, 0, 0, xx, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE)
+INTRINSIC(vote_eq,  1, ARR(1), true, 1, 0, 0, xx, xx, xx, NIR_INTRINSIC_CAN_ELIMINATE)
 
 /**
  * Basic Geometry Shader intrinsics.