skia2/tests/sksl/intrinsics/IsNan.asm.frag

### Compilation failed:

error: SPIR-V validation error: Variable must be decorated with a location
  %a = OpVariable %_ptr_Input_float Input

OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %main "main" %sk_FragColor %sk_Clockwise %a
OpExecutionMode %main OriginUpperLeft
OpName %sk_FragColor "sk_FragColor"
OpName %sk_Clockwise "sk_Clockwise"
OpName %a "a"
OpName %main "main"
OpDecorate %sk_FragColor RelaxedPrecision
OpDecorate %sk_FragColor Location 0
OpDecorate %sk_FragColor Index 0
OpDecorate %sk_Clockwise BuiltIn FrontFacing
OpDecorate %a RelaxedPrecision
OpDecorate %16 RelaxedPrecision
%float = OpTypeFloat 32
%v4float = OpTypeVector %float 4
%_ptr_Output_v4float = OpTypePointer Output %v4float
%sk_FragColor = OpVariable %_ptr_Output_v4float Output
%bool = OpTypeBool
%_ptr_Input_bool = OpTypePointer Input %bool
%sk_Clockwise = OpVariable %_ptr_Input_bool Input
%_ptr_Input_float = OpTypePointer Input %float
%a = OpVariable %_ptr_Input_float Input
%void = OpTypeVoid
%13 = OpTypeFunction %void
%int = OpTypeInt 32 1
%int_1 = OpConstant %int 1
%int_0 = OpConstant %int 0
%_ptr_Output_float = OpTypePointer Output %float
%main = OpFunction %void None %13
%14 = OpLabel
%16 = OpLoad %float %a
%15 = OpIsNan %bool %16
%17 = OpSelect %int %15 %int_1 %int_0
%21 = OpConvertSToF %float %17
%22 = OpAccessChain %_ptr_Output_float %sk_FragColor %int_0
OpStore %22 %21
OpReturn
OpFunctionEnd

1 error