diff options
Diffstat (limited to 'lib/Driver/Driver.cpp')
| -rw-r--r-- | lib/Driver/Driver.cpp | 18 |
1 files changed, 12 insertions, 6 deletions
diff --git a/lib/Driver/Driver.cpp b/lib/Driver/Driver.cpp index 6edc46cdc1..a4f6c3ffa1 100644 --- a/lib/Driver/Driver.cpp +++ b/lib/Driver/Driver.cpp @@ -281,8 +281,12 @@ Compilation *Driver::BuildCompilation(int argc, const char **argv) { DefaultHostTriple = A->getValue(*Args); if (const Arg *A = Args->getLastArg(options::OPT_ccc_install_dir)) Dir = InstalledDir = A->getValue(*Args); - if (const Arg *A = Args->getLastArg(options::OPT_B)) - PrefixDir = A->getValue(*Args); + for (arg_iterator it = Args->filtered_begin(options::OPT_B), + ie = Args->filtered_end(); it != ie; ++it) { + const Arg *A = *it; + A->claim(); + PrefixDirs.push_back(A->getValue(*Args, 0)); + } Host = GetHostInfo(DefaultHostTriple.c_str()); @@ -1237,8 +1241,9 @@ const char *Driver::GetNamedOutputPath(Compilation &C, std::string Driver::GetFilePath(const char *Name, const ToolChain &TC) const { // Respect a limited subset of the '-Bprefix' functionality in GCC by // attempting to use this prefix when lokup up program paths. - if (!PrefixDir.empty()) { - llvm::sys::Path P(PrefixDir); + for (Driver::prefix_list::const_iterator it = PrefixDirs.begin(), + ie = PrefixDirs.end(); it != ie; ++it) { + llvm::sys::Path P(*it); P.appendComponent(Name); bool Exists; if (!llvm::sys::fs::exists(P.str(), Exists) && Exists) @@ -1262,8 +1267,9 @@ std::string Driver::GetProgramPath(const char *Name, const ToolChain &TC, bool WantFile) const { // Respect a limited subset of the '-Bprefix' functionality in GCC by // attempting to use this prefix when lokup up program paths. - if (!PrefixDir.empty()) { - llvm::sys::Path P(PrefixDir); + for (Driver::prefix_list::const_iterator it = PrefixDirs.begin(), + ie = PrefixDirs.end(); it != ie; ++it) { + llvm::sys::Path P(*it); P.appendComponent(Name); bool Exists; if (WantFile ? !llvm::sys::fs::exists(P.str(), Exists) && Exists |