Is a category or class of options to display. Possible values are:
advanced
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Displays advanced optimization options that allow fine tuning of compilation or allow control over advanced features of the compiler.
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codegen
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Displays Code Generation options.
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compatibility
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Displays options affecting language compatibility.
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component
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Displays options for component control.
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data
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Displays options related to interpretation of data in programs or the storage of data.
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deprecated
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Displays options that have been deprecated.
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diagnostics
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Displays options that affect diagnostic messages displayed by the compiler.
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float
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Displays options that affect floating-point operations.
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help
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Displays all the available help categories.
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inline
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Displays options that affect inlining.
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ipo
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Displays Interprocedural Optimization (IPO) options
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language
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Displays options affecting the behavior of the compiler language features.
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link
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Displays linking or linker options.
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misc
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Displays miscellaneous options that do not fit within other categories.
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openmp
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Displays OpenMP and parallel processing options.
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opt
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Displays options that help you optimize code.
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output
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Displays options that provide control over compiler output.
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pgo
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Displays Profile Guided Optimization (PGO) options.
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preproc
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Displays options that affect preprocessing operations.
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reports
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Displays options for optimization reports.
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