Command-Line Options for Standard C Conformance
This chapter explains the following command-line options for standard C conformance:
-ansi
Controls the ISO/IEC 9899-1990 ("C90") conformance options, overriding the given settings.
-stdkeywords
Controls the use of ISO/IEC 9899-1990 ("C90") keywords.
-strict
Controls the use of non-standard ISO/IEC 9899-1990 ("C90") language features.