750   VersionTuple MSVT = ToolChain::computeMSVCVersion(D, Args);  in computeMSVCVersion()  local
751   if (MSVT.empty())  in computeMSVCVersion()
752     MSVT = getTriple().getEnvironmentVersion();  in computeMSVCVersion()
753   if (MSVT.empty() && IsWindowsMSVC)  in computeMSVCVersion()
754     MSVT =  in computeMSVCVersion()
756   if (MSVT.empty() &&  in computeMSVCVersion()
760     MSVT = VersionTuple(19, 20);  in computeMSVCVersion()
762   return MSVT;  in computeMSVCVersion()
770   VersionTuple MSVT = computeMSVCVersion(/*D=*/nullptr, Args);  in ComputeEffectiveClangTriple()  local
771   MSVT = VersionTuple(MSVT.getMajor(), MSVT.getMinor().value_or(0),  in ComputeEffectiveClangTriple()
772                       MSVT.getSubminor().value_or(0));  in ComputeEffectiveClangTriple()
780       Triple.setEnvironmentName((Twine("msvc") + MSVT.getAsString()).str());  in ComputeEffectiveClangTriple()
783           (Twine("msvc") + MSVT.getAsString() + Twine('-') + ObjFmt).str());  in ComputeEffectiveClangTriple()