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-rw-r--r--llvm/test/tools/llvm-ar/response-file.test9
-rw-r--r--llvm/tools/llvm-ar/llvm-ar.cpp1
2 files changed, 10 insertions, 0 deletions
diff --git a/llvm/test/tools/llvm-ar/response-file.test b/llvm/test/tools/llvm-ar/response-file.test
new file mode 100644
index 00000000000..9e248d6b1c7
--- /dev/null
+++ b/llvm/test/tools/llvm-ar/response-file.test
@@ -0,0 +1,9 @@
+RUN: touch %t-a.txt %t-b.txt %t-c.txt
+RUN: echo "rcs %t.a %t-a.txt %t-b.txt %t-c.txt" > %t-response
+RUN: rm -f %t.a
+RUN: llvm-ar @%t-response
+RUN: llvm-ar t %t.a | FileCheck %s
+
+CHECK: a.txt
+CHECK-NEXT: b.txt
+CHECK-NEXT: c.txt
diff --git a/llvm/tools/llvm-ar/llvm-ar.cpp b/llvm/tools/llvm-ar/llvm-ar.cpp
index ea6d0410a63..91746d0fab3 100644
--- a/llvm/tools/llvm-ar/llvm-ar.cpp
+++ b/llvm/tools/llvm-ar/llvm-ar.cpp
@@ -78,6 +78,7 @@ OPTIONS:
--plugin=<string> - Ignored for compatibility
--help - Display available options
--version - Display the version of this program
+ @<file> - read options from <file>
OPERATIONS:
d - delete [files] from the archive
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