[src/trunk]: src/external/gpl3/gcc/dist/libsanitizer/sanitizer_common Cherry-...

[kamil <kamil%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/6494149bf55f
branches:  trunk
changeset: 319274:6494149bf55f
user:      kamil <kamil%NetBSD.org@localhost>
date:      Wed May 23 11:14:49 2018 +0000

description:
Cherry-pick upstream patch for internal_mmap() in GCC sanitizers

Fix internal_mmap() on 32-bit NetBSD platforms

There is need to use internal_syscall64() instead of internal_syscall_ptr().
The offset argument of type off_t is always 64-bit.

http://llvm.org/viewvc/llvm-project?view=revision&revision=333075

PR kern/53261 by Martin Husemann

diffstat:

 external/gpl3/gcc/dist/libsanitizer/sanitizer_common/sanitizer_linux.cc |  2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diffs (12 lines):

diff -r a9536f310e84 -r 6494149bf55f external/gpl3/gcc/dist/libsanitizer/sanitizer_common/sanitizer_linux.cc
--- a/external/gpl3/gcc/dist/libsanitizer/sanitizer_common/sanitizer_linux.cc   Wed May 23 10:42:05 2018 +0000
+++ b/external/gpl3/gcc/dist/libsanitizer/sanitizer_common/sanitizer_linux.cc   Wed May 23 11:14:49 2018 +0000
@@ -113,7 +113,7 @@
 uptr internal_mmap(void *addr, uptr length, int prot, int flags, int fd,
                    OFF_T offset) {
 #if SANITIZER_NETBSD
-  return internal_syscall_ptr(SYSCALL(mmap), addr, length, prot, flags, fd,
+  return internal_syscall64(SYSCALL(mmap), addr, length, prot, flags, fd,
                              (long)0, offset);
 #elif SANITIZER_FREEBSD || SANITIZER_LINUX_USES_64BIT_SYSCALLS
   return internal_syscall(SYSCALL(mmap), (uptr)addr, length, prot, flags, fd,