421   if (!D.SysRoot.empty())  in ConstructJob()
422     CmdArgs.push_back(Args.MakeArgString("--sysroot=" + D.SysRoot));  in ConstructJob()
1958                                           llvm::StringRef SysRoot) {  in getGCCToolchainDir()  argument
1966   if (!SysRoot.empty())  in getGCCToolchainDir()
1998   StringRef GCCToolchainDir = getGCCToolchainDir(Args, D.SysRoot);  in init()
2006     if (!D.SysRoot.empty()) {  in init()
2007       Prefixes.push_back(D.SysRoot);  in init()
2008       AddDefaultGCCPrefixes(TargetTriple, Prefixes, D.SysRoot);  in init()
2016     if (D.SysRoot.empty()) {  in init()
2018       AddDefaultGCCPrefixes(TargetTriple, Prefixes, D.SysRoot);  in init()
2108     StringRef SysRoot) {  in AddDefaultGCCPrefixes()  argument
2116     std::string PrefixDir = concat(SysRoot, "/usr/gcc");  in AddDefaultGCCPrefixes()
2140   if (SysRoot.empty() && TargetTriple.getOS() == llvm::Triple::Linux &&  in AddDefaultGCCPrefixes()
2160   Prefixes.push_back(concat(SysRoot, "/usr"));  in AddDefaultGCCPrefixes()
2683   if (!D.getVFS().exists(concat(D.SysRoot, GentooConfigDir)))  in ScanGentooConfigs()
2702       D.getVFS().getBufferForFile(concat(D.SysRoot, GentooConfigDir,  in ScanGentooGccConfig()
2715               concat(D.SysRoot, GentooConfigDir, "/" + Line));  in ScanGentooGccConfig()
2748         std::string GentooPath = concat(D.SysRoot, GentooScanPath);  in ScanGentooGccConfig()
2897                                    const std::string &SysRoot,  in AddMultilibPaths()  argument
2955     if (StringRef(LibPath).startswith(SysRoot))  in AddMultilibPaths()
2961                                     const std::string &SysRoot,  in AddMultiarchPaths()  argument
3015   std::string SysRoot = computeSysRoot();  in addLibCxxIncludePaths()  local
3041   if (AddIncludePath(concat(SysRoot, "/usr/local/include")))  in addLibCxxIncludePaths()
3043   if (AddIncludePath(concat(SysRoot, "/usr/include")))  in addLibCxxIncludePaths()