Skip to content

Instantly share code, notes, and snippets.

@redorav

redorav/pragma_optimize.h

Last active March 9, 2020 10:11
Show Gist options
  • Star 0 You must be signed in to star a gist
  • Fork 0 You must be signed in to fork a gist
  • Save redorav/f840f986042d8455fb59241a089c6342 to your computer and use it in GitHub Desktop.
Save redorav/f840f986042d8455fb59241a089c6342 to your computer and use it in GitHub Desktop.
Download ZIP
Compiler-independent way of turning optimizations on and off for specific bits of code
Raw
pragma_optimize.h
#if defined(_MSC_VER)
#define pragma_optimize_off __pragma(optimize("", off));
#define pragma_optimize_on __pragma(optimize("", on));
#elif defined(__clang__)
#define pragma_optimize_off _Pragma("clang optimize off")
#define pragma_optimize_on _Pragma("clang optimize on")
#elif defined(__GNUC__)
#define pragma_optimize_off _Pragma("GCC push_options") _Pragma("GCC optimize(\"O0\")")
#define pragma_optimize_on _Pragma("GCC pop_options")
#else
#define pragma_optimize_off
#define pragma_optimize_on
#endif
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment