[PATCH] D107261: [clang] [MinGW] Let the last of -mconsole/-mwindows have effect

[Martin Storsjö via Phabricator via cfe-commits]

This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rGce49fd024b43: [clang] [MinGW] Let the last of -mconsole/-mwindows have effect (authored by mstorsjo).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D107261/new/

https://reviews.llvm.org/D107261

Files:
  clang/lib/Driver/ToolChains/MinGW.cpp
  clang/test/Driver/mingw.cpp


Index: clang/test/Driver/mingw.cpp
===================================================================
--- clang/test/Driver/mingw.cpp
+++ clang/test/Driver/mingw.cpp
@@ -61,3 +61,10 @@
 // RUN: %clang -target i686-windows-gnu -E -### %s -municode 2>&1 | FileCheck -check-prefix=CHECK_MINGW_UNICODE %s
 // CHECK_MINGW_NO_UNICODE-NOT: "-DUNICODE"
 // CHECK_MINGW_UNICODE: "-DUNICODE"
+
+// RUN: %clang -target i686-windows-gnu -### %s 2>&1 | FileCheck -check-prefix=CHECK_NO_SUBSYS %s
+// RUN: %clang -target i686-windows-gnu -### %s -mwindows -mconsole 2>&1 | FileCheck -check-prefix=CHECK_SUBSYS_CONSOLE %s
+// RUN: %clang -target i686-windows-gnu -### %s -mconsole -mwindows 2>&1 | FileCheck -check-prefix=CHECK_SUBSYS_WINDOWS %s
+// CHECK_NO_SUBSYS-NOT: "--subsystem"
+// CHECK_SUBSYS_CONSOLE: "--subsystem" "console"
+// CHECK_SUBSYS_WINDOWS: "--subsystem" "windows"
Index: clang/lib/Driver/ToolChains/MinGW.cpp
===================================================================
--- clang/lib/Driver/ToolChains/MinGW.cpp
+++ clang/lib/Driver/ToolChains/MinGW.cpp
@@ -136,10 +136,13 @@
     llvm_unreachable("Unsupported target architecture.");
   }
 
-  if (Args.hasArg(options::OPT_mwindows)) {
+  Arg *SubsysArg =
+      Args.getLastArg(options::OPT_mwindows, options::OPT_mconsole);
+  if (SubsysArg && SubsysArg->getOption().matches(options::OPT_mwindows)) {
     CmdArgs.push_back("--subsystem");
     CmdArgs.push_back("windows");
-  } else if (Args.hasArg(options::OPT_mconsole)) {
+  } else if (SubsysArg &&
+             SubsysArg->getOption().matches(options::OPT_mconsole)) {
     CmdArgs.push_back("--subsystem");
     CmdArgs.push_back("console");
   }


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