Tells the compiler to analyze certain code and generate recommendations that may improve optimizations.
Linux and macOS:
- Is the text denoting the code to analyze. The string must appear within quotes. It can take one or more of the following forms:filenamefilename,routinefilename,range[,range]...filename,routine,range[,range]...If you specify more than one of the above forms in a string, a semicolon must appear between each form. If you specify more than onerangein a string, a comma must appear between eachrange. Optional blanks can follow each parameter in the forms above and they can also follow each form in a string.
- Specifies the name of a file to be analyzed. It can include a path.If you do not specify a path, the compiler looks for filename in the current working directory.