libffi

devel/libffi/files/patch-src__arm__ffi.c

@@ -0,0 +1,36 @@
+# Description: Fix abort() on ARM related to __clear_cache(). This is an issue
+# for anything !apple that is using the libcompiler_rt provided by clang on ARM
+# PR: ports/149167 ports/184517
+# Patch by: cognet@ (to be upstreamed @ LLVM)
+
+--- src/arm/ffi.c.orig	2019-10-31 14:49:54 UTC
++++ src/arm/ffi.c
+@@ -55,6 +55,11 @@ extern unsigned int ffi_arm_trampoline[3] FFI_HIDDEN;
+ #endif
+ #endif
+ 
++#if defined(__FreeBSD__) && defined(__arm__)
++#include <sys/types.h>
++#include <machine/sysarch.h>
++#endif
++
+ /* Forward declares. */
+ static int vfp_type_p (const ffi_type *);
+ static void layout_vfp_args (ffi_cif *);
+@@ -568,6 +573,16 @@ void ffi_go_closure_SYSV (void) FFI_HIDDEN;
+ void ffi_go_closure_VFP (void) FFI_HIDDEN;
+ 
+ /* the cif must already be prep'ed */
++
++#if defined(__FreeBSD__) && defined(__arm__)
++#define __clear_cache(start, end) do { \
++		struct arm_sync_icache_args ua; 		\
++								\
++		ua.addr = (uintptr_t)(start);			\
++		ua.len = (char *)(end) - (char *)start;		\
++		sysarch(ARM_SYNC_ICACHE, &ua);			\
++	} while (0);
++#endif
+ 
+ ffi_status
+ ffi_prep_closure_loc (ffi_closure * closure,