[PATCH] D63836: [llvm-ar] Document response file support in --help

[Sam Clegg via Phabricator via llvm-commits]

sbc100 updated this revision to Diff 207119.
sbc100 added a comment.

- revert part


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D63836/new/

https://reviews.llvm.org/D63836

Files:
  llvm/test/tools/llvm-ar/response-file.test
  llvm/tools/llvm-ar/llvm-ar.cpp


Index: llvm/tools/llvm-ar/llvm-ar.cpp
===================================================================
--- llvm/tools/llvm-ar/llvm-ar.cpp
+++ llvm/tools/llvm-ar/llvm-ar.cpp
@@ -78,6 +78,7 @@
   --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
Index: llvm/test/tools/llvm-ar/response-file.test
===================================================================
--- /dev/null
+++ 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


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