[llvm] r289184 - Support: Use a 64-bit seek in raw_fd_ostream::seek().

[Peter Collingbourne via llvm-commits]

Author: pcc
Date: Thu Dec  8 22:57:19 2016
New Revision: 289184

URL: http://llvm.org/viewvc/llvm-project?rev=289184&view=rev
Log:
Support: Use a 64-bit seek in raw_fd_ostream::seek().

Modified:
    llvm/trunk/lib/Support/raw_ostream.cpp

Modified: llvm/trunk/lib/Support/raw_ostream.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Support/raw_ostream.cpp?rev=289184&r1=289183&r2=289184&view=diff
==============================================================================
--- llvm/trunk/lib/Support/raw_ostream.cpp (original)
+++ llvm/trunk/lib/Support/raw_ostream.cpp Thu Dec  8 22:57:19 2016
@@ -598,7 +598,11 @@ void raw_fd_ostream::close() {
 uint64_t raw_fd_ostream::seek(uint64_t off) {
   assert(SupportsSeeking && "Stream does not support seeking!");
   flush();
-  pos = ::lseek(FD, off, SEEK_SET);
+#ifdef LLVM_ON_WIN32
+  pos = ::_lseeki64(FD, off, SEEK_SET);
+#else
+  pos = ::lseek64(FD, off, SEEK_SET);
+#endif
   if (pos == (uint64_t)-1)
     error_detected();
   return pos;