[MinGW] Support the --subsystem=val option in joined form

Differential Revision: https://reviews.llvm.org/D63250 llvm-svn: 363433
llvm · Jun 14, 2019 · ff4e0a9 · ff4e0a9
1 parent 6f047ae
commit ff4e0a9
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diff --git a/lld/MinGW/Options.td b/lld/MinGW/Options.td
@@ -57,6 +57,7 @@ def out_implib_eq: Joined<["--"], "out-implib=">, Alias<out_implib>;
 def output_def: S<"output-def">, HelpText<"Output def file">;
 def shared: F<"shared">, HelpText<"Build a shared object">;
 def subs: S<"subsystem">, HelpText<"Specify subsystem">;
+def subs_eq: J<"subsystem=">, Alias<subs>;
 def stack: S<"stack">;
 def strip_all: F<"strip-all">,
     HelpText<"Omit all symbol information from the output binary">;

diff --git a/lld/test/MinGW/driver.test b/lld/test/MinGW/driver.test
@@ -57,6 +57,8 @@ MLLVM: -mllvm:bar -mllvm:baz
 
 RUN: ld.lld -### foo.o -m i386pep -subsystem console | FileCheck -check-prefix=SUBSYSTEM %s
 RUN: ld.lld -### foo.o -m i386pep --subsystem console | FileCheck -check-prefix=SUBSYSTEM %s
+RUN: ld.lld -### foo.o -m i386pep -subsystem=console | FileCheck -check-prefix=SUBSYSTEM %s
+RUN: ld.lld -### foo.o -m i386pep --subsystem=console | FileCheck -check-prefix=SUBSYSTEM %s
 SUBSYSTEM: -subsystem:console
 
 RUN: ld.lld -### foo.o -m i386pep --major-os-version 7 --minor-os-version 8 | FileCheck -check-prefix=SUBSYSTEM_VERSION %s