From b6442b828abbcb15971c4613387eb6b17ec73c27 Mon Sep 17 00:00:00 2001 From: Thomas Voss Date: Sat, 9 Dec 2023 23:03:16 +0100 Subject: Fix GCC compiler error --- grab.c | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/grab.c b/grab.c index 0c3af26..ed3bbc5 100644 --- a/grab.c +++ b/grab.c @@ -16,6 +16,12 @@ # error "REG_STARTEND not defined" #endif +#ifdef __GNUC__ +# define unreachable() __builtin_unreachable() +#else +# define unreachable() +#endif + #define die(...) err(EXIT_FAILURE, __VA_ARGS__); #define diex(...) errx(EXIT_FAILURE, __VA_ARGS__); @@ -91,6 +97,7 @@ main(int argc, char **argv) case 'h': if (execlp("man", "man", "1", argv[0], NULL) == -1) die("execlp: man 1 %s", argv[0]); + unreachable(); case 'z': delim = '\0'; break; -- cgit v1.2.3