OpCapability Shader
OpCapability Float64
OpCapability Int64
OpCapability Int16
OpCapability Int8
OpCapability ShaderClockKHR
OpExtension "SPV_KHR_shader_clock"
OpMemoryModel Logical Simple
OpEntryPoint Fragment %1 "main" %2
OpExecutionMode %1 OriginUpperLeft
%3 = OpString "$OPSTRING_FILENAME/issue-723-output.spirt.rs"
OpName %4 "issue_723_output::main"
OpDecorate %2 Location 0
%5 = OpTypeFloat 32
%6 = OpTypeVector %5 4
%7 = OpTypePointer Output %6
%8 = OpTypeVoid
%9 = OpTypeFunction %8
%2 = OpVariable  %7  Output