; SPIR-V
; Version: 1.3
; Generator: Google Tint Compiler; 0
; Bound: 14
; Schema: 0
               OpCapability Shader
               OpCapability DerivativeControl
               OpMemoryModel Logical GLSL450
               OpEntryPoint Fragment %fragment_main "fragment_main"
               OpExecutionMode %fragment_main OriginUpperLeft
               OpName %fwidthCoarse_4e4fc4 "fwidthCoarse_4e4fc4"
               OpName %res "res"
               OpName %fragment_main "fragment_main"
       %void = OpTypeVoid
          %1 = OpTypeFunction %void
      %float = OpTypeFloat 32
    %v4float = OpTypeVector %float 4
          %8 = OpConstantNull %v4float
%_ptr_Function_v4float = OpTypePointer Function %v4float
%fwidthCoarse_4e4fc4 = OpFunction %void None %1
          %4 = OpLabel
        %res = OpVariable %_ptr_Function_v4float Function %8
          %5 = OpFwidthCoarse %v4float %8
               OpStore %res %5
               OpReturn
               OpFunctionEnd
%fragment_main = OpFunction %void None %1
         %12 = OpLabel
         %13 = OpFunctionCall %void %fwidthCoarse_4e4fc4
               OpReturn
               OpFunctionEnd