package/gcc/4.9.3/140-sanitizer-Fix-build-with-_FILE_OFFSET_BITS-64.patch

   1 From 3c536954a67a883630f4a7513a27f02a892c3dcb Mon Sep 17 00:00:00 2001
   2 From: Evgeniy Stepanov <eugeni.stepanov@gmail.com>
   3 Date: Tue, 21 Oct 2014 21:08:13 +0000
   4 Subject: [PATCH] [sanitizer] Fix build with _FILE_OFFSET_BITS=64.
   5
   6 Sanitizer source is not affected by _FILE_OFFSET_BITS in general,
   7 but this one file must be built with 32-bit off_t. More details in the code.
   8
   9 git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@220328 91177308-0d34-0410-b5e6-96231b3b80d8
  10 Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
  11 ---
  12  lib/sanitizer_common/sanitizer_platform_limits_posix.cc | 8 ++++++++
  13  1 file changed, 8 insertions(+)
  14
  15 diff --git a/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc b/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc
  16 index bbc1108..fc09522 100644
  17 --- a/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc
  18 +++ b/libsanitizer/sanitizer_common/sanitizer_platform_limits_posix.cc
  19 @@ -13,7 +13,15 @@
  20
  21  #include "sanitizer_platform.h"
  22  #if SANITIZER_LINUX || SANITIZER_MAC
  23 +// Tests in this file assume that off_t-dependent data structures match the
  24 +// libc ABI. For example, struct dirent here is what readdir() function (as
  25 +// exported from libc) returns, and not the user-facing "dirent", which
  26 +// depends on _FILE_OFFSET_BITS setting.
  27 +// To get this "true" dirent definition, we undefine _FILE_OFFSET_BITS below.
  28 +#ifdef _FILE_OFFSET_BITS
  29 +#undef _FILE_OFFSET_BITS
  30 +#endif
  31
  32  #include "sanitizer_internal_defs.h"
  33  #include "sanitizer_platform_limits_posix.h"
  34
  35 --
  36 2.1.4
  37