From 86bf0feb0e3ec8e37872f72499d6ae33406561d7 Mon Sep 17 00:00:00 2001 From: Siddhesh Poyarekar Date: Wed, 12 Jan 2022 18:46:28 +0530 Subject: Enable _FORTIFY_SOURCE=3 for gcc 12 and above gcc 12 now has support for the __builtin_dynamic_object_size builtin. Adapt the macro checks to enable _FORTIFY_SOURCE=3 on gcc 12 and above. Signed-off-by: Siddhesh Poyarekar Reviewed-by: Adhemerval Zanella --- misc/sys/cdefs.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'misc') diff --git a/misc/sys/cdefs.h b/misc/sys/cdefs.h index abf13a9086..44d3826bca 100644 --- a/misc/sys/cdefs.h +++ b/misc/sys/cdefs.h @@ -143,7 +143,8 @@ #define __bos0(ptr) __builtin_object_size (ptr, 0) /* Use __builtin_dynamic_object_size at _FORTIFY_SOURCE=3 when available. */ -#if __USE_FORTIFY_LEVEL == 3 && __glibc_clang_prereq (9, 0) +#if __USE_FORTIFY_LEVEL == 3 && (__glibc_clang_prereq (9, 0) \ + || __GNUC_PREREQ (12, 0)) # define __glibc_objsize0(__o) __builtin_dynamic_object_size (__o, 0) # define __glibc_objsize(__o) __builtin_dynamic_object_size (__o, 1) #else -- cgit 1.4.1