[llvm] r350522 - [llvm-nm] Add --portability as alias for --format=posix

[James Henderson via llvm-commits]

Author: jhenderson
Date: Mon Jan  7 06:12:51 2019
New Revision: 350522

URL: http://llvm.org/viewvc/llvm-project?rev=350522&view=rev
Log:
[llvm-nm] Add --portability as alias for --format=posix

GNU nm supports this alias, so supporting it in llvm-nm makes it easier
to transition between the two.

Fixes https://bugs.llvm.org/show_bug.cgi?id=40002

Reviewed by: mstorsjo, rupprecht

Differential Revision: https://reviews.llvm.org/D56312

Added:
    llvm/trunk/test/tools/llvm-nm/X86/posix-aliases.test
Modified:
    llvm/trunk/tools/llvm-nm/llvm-nm.cpp

Added: llvm/trunk/test/tools/llvm-nm/X86/posix-aliases.test
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/tools/llvm-nm/X86/posix-aliases.test?rev=350522&view=auto
==============================================================================
--- llvm/trunk/test/tools/llvm-nm/X86/posix-aliases.test (added)
+++ llvm/trunk/test/tools/llvm-nm/X86/posix-aliases.test Mon Jan  7 06:12:51 2019
@@ -0,0 +1,5 @@
+# RUN: llvm-nm -P %p/Inputs/hello.obj.elf-x86_64 > %t1
+# RUN: llvm-nm -format=posix %p/Inputs/hello.obj.elf-x86_64 > %t2
+# RUN: llvm-nm -portability %p/Inputs/hello.obj.elf-x86_64 > %t3
+# RUN: diff %t1 %t2
+# RUN: diff %t1 %t3

Modified: llvm/trunk/tools/llvm-nm/llvm-nm.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/tools/llvm-nm/llvm-nm.cpp?rev=350522&r1=350521&r2=350522&view=diff
==============================================================================
--- llvm/trunk/tools/llvm-nm/llvm-nm.cpp (original)
+++ llvm/trunk/tools/llvm-nm/llvm-nm.cpp Mon Jan  7 06:12:51 2019
@@ -91,6 +91,8 @@ cl::opt<bool> BSDFormat("B", cl::desc("A
                         cl::Grouping);
 cl::opt<bool> POSIXFormat("P", cl::desc("Alias for --format=posix"),
                           cl::Grouping);
+cl::alias Portability("portability", cl::desc("Alias for --format=posix"),
+                      cl::aliasopt(POSIXFormat), cl::NotHidden);
 cl::opt<bool> DarwinFormat("m", cl::desc("Alias for --format=darwin"),
                            cl::Grouping);