[llvm-objdump] - Dump the archive headers when -all-headers is specified.

When -all-headers is given it is supposed to dump all headers,
but now it skips the archive headers for no reason.

The patch fixes that.

Differential revision: https://reviews.llvm.org/D56780

llvm-svn: 351547
diff --git a/llvm/tools/llvm-objdump/llvm-objdump.cpp b/llvm/tools/llvm-objdump/llvm-objdump.cpp
index 088a120..d26e497 100644
--- a/llvm/tools/llvm-objdump/llvm-objdump.cpp
+++ b/llvm/tools/llvm-objdump/llvm-objdump.cpp
@@ -2036,8 +2036,8 @@
     InputFilenames.push_back("a.out");
 
   if (AllHeaders)
-    FileHeaders = PrivateHeaders = Relocations = SectionHeaders = SymbolTable =
-        true;
+    ArchiveHeaders = FileHeaders = PrivateHeaders = Relocations =
+        SectionHeaders = SymbolTable = true;
 
   if (DisassembleAll || PrintSource || PrintLines)
     Disassemble = true;