radv: add RADV_DEBUG=checkir

This allows to run the LLVM verifier pass.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Reviewed-by: Bas Nieuwenhuizen <bas@basnieuwenhuizen.nl>

src/amd/vulkan/radv_shader.c

@@ -571,6 +571,7 @@ shader_variant_create(struct radv_device *device,
 	options->dump_preoptir = options->dump_shader &&
 				 device->instance->debug_flags & RADV_DEBUG_PREOPTIR;
 	options->record_llvm_ir = device->keep_shader_info;
+	options->check_ir = device->instance->debug_flags & RADV_DEBUG_CHECKIR;
 	options->tess_offchip_block_dw_size = device->tess_offchip_block_dw_size;
 	options->address32_hi = device->physical_device->rad_info.address32_hi;