[PATCH] Fix libunwind to build on FreeBSD

[Saleem Abdulrasool]

LGTM with the minor change.


================
Comment at: src/AddressSpace.hpp:391
@@ -390,3 +390,3 @@
 
-        for (ElfW(Half) i = 0; i < pinfo->dlpi_phnum; i++) {
-          const ElfW(Phdr) *phdr = &pinfo->dlpi_phdr[i];
+#ifndef __FreeBSD__
+        typedef ElfW(Half) Elf_Half;
----------------
I think this would be better as:

    #if !defined(Elf_Half)
    typedef ElfW(Half) Elf_Half;
    #endif
    #if !defined(Elf_Phdr)
    typedef ElfW(Phdr) Elf_Phdr;
    #endif

http://reviews.llvm.org/D9272

EMAIL PREFERENCES
  http://reviews.llvm.org/settings/panel/emailpreferences/