Use only the filename when deciding if a file is a duplicate.

Matches gnu ar behavior.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@184448 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 3 insertions, 1 deletions

diff --git a/test/Archive/directory.ll b/test/Archive/directory.ll
index f88d604..2975345 100644
--- a/test/Archive/directory.ll
+++ b/test/Archive/directory.ll
@@ -4,7 +4,9 @@
 ;RUN: rm -f %T/test.a
 ;RUN: touch %T/a-very-long-file-name
 ;RUN: llvm-ar r %T/test.a %s %T/a-very-long-file-name
+;RUN: llvm-ar r %T/test.a %T/a-very-long-file-name
 ;RUN: llvm-ar t %T/test.a | FileCheck -check-prefix=MEMBERS %s
 ;MEMBERS-NOT: /
 ;MEMBERS: a-very-long-file-name
 ;MEMBERS: directory.ll
+;MEMBERS-NOT: a-very-long-file-name
diff --git a/tools/llvm-ar/llvm-ar.cpp b/tools/llvm-ar/llvm-ar.cpp
index 941b631..4c98671 100644
--- a/tools/llvm-ar/llvm-ar.cpp
+++ b/tools/llvm-ar/llvm-ar.cpp
@@ -563,7 +563,7 @@ doReplaceOrInsert(std::string* ErrMsg) {
     std::set<std::string>::iterator found = remaining.end();
     for (std::set<std::string>::iterator RI = remaining.begin(),
          RE = remaining.end(); RI != RE; ++RI ) {
-      std::string compare(*RI);
+      std::string compare(sys::path::filename(*RI));
       if (TruncateNames && compare.length() > 15) {
         const char* nm = compare.c_str();
         unsigned len = compare.length();