[PATCH] D119695: [Support] Fix build on illumos

[Nikita Popov via Phabricator via llvm-commits]

nikic updated this revision to Diff 408355.
nikic added a comment.

Check __svr4__ as well.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D119695/new/

https://reviews.llvm.org/D119695

Files:
  llvm/lib/Support/Unix/Path.inc


Index: llvm/lib/Support/Unix/Path.inc
===================================================================
--- llvm/lib/Support/Unix/Path.inc
+++ llvm/lib/Support/Unix/Path.inc
@@ -118,6 +118,12 @@
 #define STATVFS_F_FLAG(vfs) (vfs).f_flags
 #endif
 
+#if defined(__sun__) && defined(__svr4__)
+// The madvise() declaration on Illumos cannot be made visible if _XOPEN_SOURCE
+// is defined. This declaration is also compatible with Solaris 11.4.
+extern "C" int madvise(void *, size_t, int);
+#endif
+
 using namespace llvm;
 
 namespace llvm {


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