Remove check for MTd for adding sycld.lib, and adjust corresponding test

Author: mdtoguchi

clang/lib/Driver/ToolChains/MSVC.cpp

@@ -375,8 +375,7 @@ void visualstudio::Linker::ConstructJob(Compilation &C, const JobAction &JA,
 
   if (!C.getDriver().IsCLMode() && !Args.hasArg(options::OPT_nostdlib) &&
       Args.hasArg(options::OPT_fsycl) && !Args.hasArg(options::OPT_nolibsycl)) {
-    if (Args.hasArg(options::OPT__SLASH_MDd) ||
-        Args.hasArg(options::OPT__SLASH_MTd))
+    if (Args.hasArg(options::OPT__SLASH_MDd))
       CmdArgs.push_back("-defaultlib:sycld.lib");
     else
       CmdArgs.push_back("-defaultlib:sycl.lib");

clang/test/Driver/sycl-offload.c

@@ -589,9 +589,8 @@
 // CHECK-LINK-NOLIBSYCL: "{{.*}}link{{(.exe)?}}"
 // CHECK-LINK-NOLIBSYCL-NOT: "-defaultlib:sycl.lib"
 
-/// Check sycld.lib is chosen with /MDd and /MTd
+/// Check sycld.lib is chosen with /MDd
 // RUN:  %clang_cl -fsycl /MDd %s -o %t -### 2>&1 | FileCheck -check-prefix=CHECK-LINK-SYCL-DEBUG %s
-// RUN:  %clang_cl -fsycl /MTd %s -o %t -### 2>&1 | FileCheck -check-prefix=CHECK-LINK-SYCL-DEBUG %s
 // CHECK-LINK-SYCL-DEBUG: "--dependent-lib=sycld"
 // CHECK-LINK-SYCL-DEBUG-NOT: "-defaultlib:sycld.lib"