[llvm-objcopy] Add support for -g as an alias for --strip-debug

This change adds an option -g to llvm-objcopy which is an alias for the existing option --strip-debug. This fixes PR40003. Reviewed by: alexshap Differential Revision: https://reviews.llvm.org/D57217 llvm-svn: 352182
llvm · Jan 25, 2019 · 914e838 · 914e838
1 parent 56bf7b5
commit 914e838
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diff --git a/llvm/test/tools/llvm-objcopy/ELF/strip-debug.test b/llvm/test/tools/llvm-objcopy/ELF/strip-debug.test
@@ -6,6 +6,10 @@
 # Verify that the previous run of llvm-objcopy has not modified the input.
 # RUN: cmp %t %t3
 
+# RUN: llvm-objcopy -g %t %t2g
+# Verify that --strip-debug and -g produce the same output
+# RUN: cmp %t2 %t2g
+
 # RUN: llvm-strip --strip-debug %t3
 # RUN: cmp %t2 %t3
 

diff --git a/llvm/tools/llvm-objcopy/ObjcopyOpts.td b/llvm/tools/llvm-objcopy/ObjcopyOpts.td
@@ -95,6 +95,8 @@ def strip_all_gnu : Flag<["-", "--"], "strip-all-gnu">,
                     HelpText<"Compatible with GNU objcopy's --strip-all">;
 def strip_debug : Flag<["-", "--"], "strip-debug">,
                   HelpText<"Remove all debug information">;
+def g : Flag<["-"], "g">, Alias<strip_debug>,
+        HelpText<"Alias for --strip-debug">;
 def strip_dwo : Flag<["-", "--"], "strip-dwo">,
                 HelpText<"Remove all DWARF .dwo sections from file">;
 def strip_sections : Flag<["-", "--"], "strip-sections">,