[PATCH] [Sanitizers] Fix internal_ftruncate() to work on FreeBSD

[Viktor Kutuzov]

Hi kcc, samsonov, emaste,

##off_t## is 64 bits wide on FreeBSD regardless of the target width.

http://reviews.llvm.org/D8551

Files:
  lib/sanitizer_common/sanitizer_linux.cc

Index: lib/sanitizer_common/sanitizer_linux.cc
===================================================================
--- lib/sanitizer_common/sanitizer_linux.cc
+++ lib/sanitizer_common/sanitizer_linux.cc
@@ -164,7 +164,8 @@
 
 uptr internal_ftruncate(fd_t fd, uptr size) {
   sptr res;
-  HANDLE_EINTR(res, (sptr)internal_syscall(SYSCALL(ftruncate), fd, size));
+  HANDLE_EINTR(res, (sptr)internal_syscall(SYSCALL(ftruncate), fd,
+               (OFF_T) size));
   return res;
 }

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