svn commit: r557291 - head/devel/libffi/files

[Kristof Provost]

Author: kp (src committer)
Date: Tue Dec  8 16:04:36 2020
New Revision: 557291
URL: https://svnweb.freebsd.org/changeset/ports/557291

Log:
  devel/libffi: Fix abort() on FreeBSD riscv related to __clear_case()
  
  Like on mips, disable the __builtin___clear_cache() call because it triggers
  aborts.
  
  PR:		251564
  Approved by:	zeising

Added:
  head/devel/libffi/files/patch-src_riscv_ffi.c   (contents, props changed)

Added: head/devel/libffi/files/patch-src_riscv_ffi.c
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ head/devel/libffi/files/patch-src_riscv_ffi.c	Tue Dec  8 16:04:36 2020	(r557291)
@@ -0,0 +1,12 @@
+--- src/riscv/ffi.c.orig	2019-10-31 14:49:54 UTC
++++ src/riscv/ffi.c
+@@ -417,7 +417,9 @@ ffi_status ffi_prep_closure_loc(ffi_clos
+     closure->fun = fun;
+     closure->user_data = user_data;
+ 
++#if !defined(__FreeBSD__)
+     __builtin___clear_cache(codeloc, codeloc + FFI_TRAMPOLINE_SIZE);
++#endif
+ 
+     return FFI_OK;
+ }