[PATCH] D109361: [clang][Driver] Pick the last --driver-mode in case of multiple ones

[Kadir Cetinkaya via Phabricator via cfe-commits]

This revision was not accepted when it landed; it landed in state "Needs Review".
This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rG73c00d40bd49: [clang][Driver] Pick the last --driver-mode in case of multiple ones (authored by kadircet).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D109361/new/

https://reviews.llvm.org/D109361

Files:
  clang/lib/Driver/Driver.cpp
  clang/unittests/Driver/ToolChainTest.cpp


Index: clang/unittests/Driver/ToolChainTest.cpp
===================================================================
--- clang/unittests/Driver/ToolChainTest.cpp
+++ clang/unittests/Driver/ToolChainTest.cpp
@@ -16,6 +16,7 @@
 #include "clang/Basic/LLVM.h"
 #include "clang/Driver/Compilation.h"
 #include "clang/Driver/Driver.h"
+#include "llvm/ADT/ArrayRef.h"
 #include "llvm/Support/TargetRegistry.h"
 #include "llvm/Support/TargetSelect.h"
 #include "llvm/Support/VirtualFileSystem.h"
@@ -357,4 +358,10 @@
   EXPECT_TRUE(CallbackHasCalled);
 }
 
+TEST(GetDriverMode, PrefersLastDriverMode) {
+  static constexpr const char *Args[] = {"clang-cl", "--driver-mode=foo",
+                                         "--driver-mode=bar", "foo.cpp"};
+  EXPECT_EQ(getDriverMode(Args[0], llvm::makeArrayRef(Args).slice(1)), "bar");
+}
+
 } // end anonymous namespace.
Index: clang/lib/Driver/Driver.cpp
===================================================================
--- clang/lib/Driver/Driver.cpp
+++ clang/lib/Driver/Driver.cpp
@@ -5569,7 +5569,6 @@
     if (!Arg.startswith(OptName))
       continue;
     Opt = Arg;
-    break;
   }
   if (Opt.empty())
     Opt = ToolChain::getTargetAndModeFromProgramName(ProgName).DriverMode;


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