### Compilation failed:

error: SPIR-V validation error: Expected Constituent type to be equal to the corresponding member type of Result Type struct
  %30 = OpCompositeConstruct %S %29

OpCapability Shader
%1 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
OpEntryPoint Fragment %main "main" %sk_Clockwise %sk_FragColor
OpExecutionMode %main OriginUpperLeft
OpName %testPushConstants "testPushConstants"
OpMemberName %testPushConstants 0 "pushConstantArray"
OpName %testUniforms "testUniforms"
OpMemberName %testUniforms 0 "uboArray"
OpName %sk_Clockwise "sk_Clockwise"
OpName %sk_FragColor "sk_FragColor"
OpName %main "main"
OpName %S "S"
OpMemberName %S 0 "a"
OpName %s1 "s1"
OpName %s2 "s2"
OpDecorate %_arr_float_int_2 ArrayStride 4
OpMemberDecorate %testPushConstants 0 Offset 0
OpDecorate %testPushConstants Block
OpDecorate %_arr_float_int_2_0 ArrayStride 16
OpMemberDecorate %testUniforms 0 Offset 0
OpDecorate %testUniforms Block
OpDecorate %10 Binding 0
OpDecorate %10 DescriptorSet 0
OpDecorate %sk_Clockwise BuiltIn FrontFacing
OpDecorate %sk_FragColor RelaxedPrecision
OpDecorate %sk_FragColor Location 0
OpDecorate %sk_FragColor Index 0
OpMemberDecorate %S 0 Offset 0
OpDecorate %52 RelaxedPrecision
%float = OpTypeFloat 32
%int = OpTypeInt 32 1
%int_2 = OpConstant %int 2
%_arr_float_int_2 = OpTypeArray %float %int_2
%testPushConstants = OpTypeStruct %_arr_float_int_2
%_ptr_PushConstant_testPushConstants = OpTypePointer PushConstant %testPushConstants
%3 = OpVariable %_ptr_PushConstant_testPushConstants PushConstant
%_arr_float_int_2_0 = OpTypeArray %float %int_2
%testUniforms = OpTypeStruct %_arr_float_int_2_0
%_ptr_Uniform_testUniforms = OpTypePointer Uniform %testUniforms
%10 = OpVariable %_ptr_Uniform_testUniforms Uniform
%bool = OpTypeBool
%_ptr_Input_bool = OpTypePointer Input %bool
%sk_Clockwise = OpVariable %_ptr_Input_bool Input
%v4float = OpTypeVector %float 4
%_ptr_Output_v4float = OpTypePointer Output %v4float
%sk_FragColor = OpVariable %_ptr_Output_v4float Output
%void = OpTypeVoid
%21 = OpTypeFunction %void
%S = OpTypeStruct %_arr_float_int_2_0
%_ptr_Function_S = OpTypePointer Function %S
%int_0 = OpConstant %int 0
%_ptr_PushConstant__arr_float_int_2 = OpTypePointer PushConstant %_arr_float_int_2
%_ptr_Uniform__arr_float_int_2_0 = OpTypePointer Uniform %_arr_float_int_2_0
%_ptr_Function_v4float = OpTypePointer Function %v4float
%float_1 = OpConstant %float 1
%49 = OpConstantComposite %v4float %float_1 %float_1 %float_1 %float_1
%float_0 = OpConstant %float 0
%51 = OpConstantComposite %v4float %float_0 %float_0 %float_0 %float_0
%main = OpFunction %void None %21
%22 = OpLabel
%s1 = OpVariable %_ptr_Function_S Function
%s2 = OpVariable %_ptr_Function_S Function
%43 = OpVariable %_ptr_Function_v4float Function
%27 = OpAccessChain %_ptr_PushConstant__arr_float_int_2 %3 %int_0
%29 = OpLoad %_arr_float_int_2 %27
%30 = OpCompositeConstruct %S %29
OpStore %s1 %30
%32 = OpAccessChain %_ptr_Uniform__arr_float_int_2_0 %10 %int_0
%34 = OpLoad %_arr_float_int_2_0 %32
%35 = OpCompositeConstruct %S %34
OpStore %s2 %35
%36 = OpCompositeExtract %float %29 0
%37 = OpCompositeExtract %float %34 0
%38 = OpFOrdEqual %bool %36 %37
%39 = OpCompositeExtract %float %29 1
%40 = OpCompositeExtract %float %34 1
%41 = OpFOrdEqual %bool %39 %40
%42 = OpLogicalAnd %bool %41 %38
OpSelectionMerge %47 None
OpBranchConditional %42 %45 %46
%45 = OpLabel
OpStore %43 %49
OpBranch %47
%46 = OpLabel
OpStore %43 %51
OpBranch %47
%47 = OpLabel
%52 = OpLoad %v4float %43
OpStore %sk_FragColor %52
OpReturn
OpFunctionEnd

1 error