llvm/lib/Support/Errno.cpp: [Win32] Fix usage of strerror_s().
FYI, two arguments of strerror_s() is provided in C++ on msvc.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@159103 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Support/Errno.cpp b/lib/Support/Errno.cpp
index 18c6581..dd218f6 100644
--- a/lib/Support/Errno.cpp
+++ b/lib/Support/Errno.cpp
@@ -52,7 +52,7 @@
# endif
#elif HAVE_DECL_STRERROR_S // "Windows Secure API"
if (errnum)
- strerror_s(buffer, errnum);
+ strerror_s(buffer, MaxErrStrLen - 1, errnum);
#elif defined(HAVE_STRERROR)
// Copy the thread un-safe result of strerror into
// the buffer as fast as possible to minimize impact