On Mac, gcc is sometimes bound to clang, and recent clang versions do not accept this deviation from the C99 standard (main must return type int), with an error instead of a warning as GCC does.
This patch ensures the tests compile under such circumstances.
On Mac,
gccis sometimes bound toclang, and recent clang versions do not accept this deviation from the C99 standard (mainmust return typeint), with an error instead of a warning as GCC does.This patch ensures the tests compile under such circumstances.