[PATCH] D96699: [LLD] [COFF] Allow invoking lib.exe mode via -lib in addition to /lib

[Martin Storsjö via Phabricator via llvm-commits]

mstorsjo created this revision.
mstorsjo added a reviewer: rnk.
mstorsjo requested review of this revision.
Herald added a project: LLVM.

Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D96699

Files:
  lld/COFF/Driver.cpp
  lld/test/COFF/driver.test


Index: lld/test/COFF/driver.test
===================================================================
--- lld/test/COFF/driver.test
+++ lld/test/COFF/driver.test
@@ -11,6 +11,7 @@
 BADFILE: bad file type. Did you specify a DLL instead of an import library?
 
 # RUN: lld-link /lib /help | FileCheck -check-prefix=LIBHELP %s
+# RUN: lld-link -lib -help | FileCheck -check-prefix=LIBHELP %s
 LIBHELP: OVERVIEW: LLVM Lib
 
 # RUN: env LLD_IN_TEST=1 not lld-link /WX /lib 2>&1 | FileCheck -check-prefix=LIBBAD %s
Index: lld/COFF/Driver.cpp
===================================================================
--- lld/COFF/Driver.cpp
+++ lld/COFF/Driver.cpp
@@ -1210,7 +1210,8 @@
 
   // If the first command line argument is "/lib", link.exe acts like lib.exe.
   // We call our own implementation of lib.exe that understands bitcode files.
-  if (argsArr.size() > 1 && StringRef(argsArr[1]).equals_lower("/lib")) {
+  if (argsArr.size() > 1 && (StringRef(argsArr[1]).equals_lower("/lib") ||
+                             StringRef(argsArr[1]).equals_lower("-lib"))) {
     if (llvm::libDriverMain(argsArr.slice(1)) != 0)
       fatal("lib failed");
     return;


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