Path: Recognize COFF import library file magic.

Summary: Make identify_magic to recognize COFF import file.

Reviewers: Bigcheese

CC: llvm-commits

Differential Revision: http://llvm-reviews.chandlerc.com/D2165

llvm-svn: 194852
diff --git a/llvm/unittests/Support/Path.cpp b/llvm/unittests/Support/Path.cpp
index 2323029..0316241 100644
--- a/llvm/unittests/Support/Path.cpp
+++ b/llvm/unittests/Support/Path.cpp
@@ -419,6 +419,7 @@
 const char archive[] = "!<arch>\x0A";
 const char bitcode[] = "\xde\xc0\x17\x0b";
 const char coff_object[] = "\x00\x00......";
+const char coff_import_library[] = "\x00\x00\xff\xff....";
 const char elf_relocatable[] = { 0x7f, 'E', 'L', 'F', 1, 2, 1, 0, 0,
                                  0,    0,   0,   0,   0, 0, 0, 0, 1 };
 const char macho_universal_binary[] = "\xca\xfe\xba\xbe...\0x00";
@@ -447,6 +448,7 @@
     DEFINE(archive),
     DEFINE(bitcode),
     DEFINE(coff_object),
+    DEFINE(coff_import_library),
     DEFINE(elf_relocatable),
     DEFINE(macho_universal_binary),
     DEFINE(macho_object),