From cd0fba98a2d0867d505ff1a7ca8d7a7c757acfa2 Mon Sep 17 00:00:00 2001 From: Alan Coopersmith Date: Tue, 1 Jun 2021 18:36:17 -0700 Subject: xcb_auth: Quiet -Wimplicit-fallthrough warning in get_authptr() xcb_auth.c:135:14: warning: this statement may fall through [-Wimplicit-fallthrough=] addr += 12; ~~~~~^~~~~ xcb_auth.c:138:5: note: here case AF_INET: ^~~~ Signed-off-by: Alan Coopersmith --- src/xcb_auth.c | 1 + src/xcbint.h | 10 ++++++++++ 2 files changed, 11 insertions(+) diff --git a/src/xcb_auth.c b/src/xcb_auth.c index 26eebbb..6937afb 100644 --- a/src/xcb_auth.c +++ b/src/xcb_auth.c @@ -134,6 +134,7 @@ static Xauth *get_authptr(struct sockaddr *sockname, int display) } addr += 12; /* if v4-mapped, fall through. */ + XCB_ALLOW_FALLTHRU #endif case AF_INET: if(!addr) diff --git a/src/xcbint.h b/src/xcbint.h index cef9821..524d6c7 100644 --- a/src/xcbint.h +++ b/src/xcbint.h @@ -38,6 +38,16 @@ #pragma GCC visibility push(hidden) #endif +#ifndef __has_attribute +# define __has_attribute(x) 0 /* Compatibility with older compilers. */ +#endif + +#if __has_attribute(fallthrough) +# define XCB_ALLOW_FALLTHRU __attribute__ ((fallthrough)); +#else +# define XCB_ALLOW_FALLTHRU /* FALLTHRU */ +#endif + enum workarounds { WORKAROUND_NONE, WORKAROUND_GLX_GET_FB_CONFIGS_BUG, -- cgit v1.2.3