def err_drv_unknown_language : Error<"language not recognized: '%0'">;
def err_drv_invalid_arch_name : Error<
"invalid arch name '%0'">;
+def err_drv_invalid_linker_name : Error<
+ "invalid linker name in argument '%0'">;
def err_drv_invalid_rtlib_name : Error<
"invalid runtime library name in argument '%0'">;
def err_drv_unsupported_rtlib_for_platform : Error<
defm profile_use : BooleanFFlag<"profile-use">, Group<clang_ignored_f_Group>;
def fprofile_use_EQ : Joined<["-"], "fprofile-use=">, Group<clang_ignored_f_Group>;
-def fuse_ld_EQ : Joined<["-"], "fuse-ld=">, Group<clang_ignored_f_Group>;
+def fuse_ld_EQ : Joined<["-"], "fuse-ld=">, Group<f_Group>;
defm align_functions : BooleanFFlag<"align-functions">, Group<clang_ignored_f_Group>;
def falign_functions_EQ : Joined<["-"], "falign-functions=">, Group<clang_ignored_f_Group>;
std::string GetFilePath(const char *Name) const;
std::string GetProgramPath(const char *Name) const;
+ /// Returns the linker path, respecting the -fuse-ld= argument to determine
+ /// the linker suffix or name.
+ std::string GetLinkerPath() const;
+
/// \brief Dispatch to the specific toolchain for verbose printing.
///
/// This is used when handling the verbose option to print detailed,
#include "clang/Driver/Options.h"
#include "clang/Driver/SanitizerArgs.h"
#include "clang/Driver/ToolChain.h"
+#include "llvm/ADT/SmallString.h"
#include "llvm/ADT/StringSwitch.h"
#include "llvm/Option/Arg.h"
#include "llvm/Option/ArgList.h"
return D.GetProgramPath(Name, *this);
}
+std::string ToolChain::GetLinkerPath() const {
+ if (Arg *A = Args.getLastArg(options::OPT_fuse_ld_EQ)) {
+ StringRef Suffix = A->getValue();
+
+ // If we're passed -fuse-ld= with no argument, or with the argument ld,
+ // then use whatever the default system linker is.
+ if (Suffix.empty() || Suffix == "ld")
+ return GetProgramPath("ld");
+
+ llvm::SmallString<8> LinkerName("ld.");
+ LinkerName.append(Suffix);
+
+ std::string LinkerPath(GetProgramPath(LinkerName.c_str()));
+ if (llvm::sys::fs::exists(LinkerPath))
+ return LinkerPath;
+
+ getDriver().Diag(diag::err_drv_invalid_linker_name) << A->getAsString(Args);
+ return "";
+ }
+
+ return GetProgramPath("ld");
+}
+
+
types::ID ToolChain::LookupTypeForExtension(const char *Ext) const {
return types::lookupTypeForExtension(Ext);
}
PPaths.push_back(Twine(GCCInstallation.getParentLibPath() + "/../" +
GCCInstallation.getTriple().str() + "/bin").str());
- Linker = GetProgramPath("ld");
+ Linker = GetLinkerPath();
Distro Distro = DetectDistro(Arch);
Args.AddAllArgs(CmdArgs, options::OPT_F);
const char *Exec =
- Args.MakeArgString(getToolChain().GetProgramPath("ld"));
+ Args.MakeArgString(getToolChain().GetLinkerPath());
C.addCommand(new Command(JA, *this, Exec, CmdArgs));
}
addProfileRT(getToolChain(), Args, CmdArgs);
const char *Exec =
- Args.MakeArgString(getToolChain().GetProgramPath("ld"));
+ Args.MakeArgString(getToolChain().GetLinkerPath());
C.addCommand(new Command(JA, *this, Exec, CmdArgs));
}
addProfileRT(getToolChain(), Args, CmdArgs);
const char *Exec =
- Args.MakeArgString(getToolChain().GetProgramPath("ld"));
+ Args.MakeArgString(getToolChain().GetLinkerPath());
C.addCommand(new Command(JA, *this, Exec, CmdArgs));
}
}
const char *Exec =
- Args.MakeArgString(getToolChain().GetProgramPath("ld"));
+ Args.MakeArgString(getToolChain().GetLinkerPath());
C.addCommand(new Command(JA, *this, Exec, CmdArgs));
}
}
const char *Exec =
- Args.MakeArgString(getToolChain().GetProgramPath("ld"));
+ Args.MakeArgString(getToolChain().GetLinkerPath());
C.addCommand(new Command(JA, *this, Exec, CmdArgs));
}
addProfileRT(ToolChain, Args, CmdArgs);
const char *Exec =
- Args.MakeArgString(ToolChain.GetProgramPath("ld"));
+ Args.MakeArgString(getToolChain().GetLinkerPath());
C.addCommand(new Command(JA, *this, Exec, CmdArgs));
}
addProfileRT(getToolChain(), Args, CmdArgs);
- const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("ld"));
+ const char *Exec = Args.MakeArgString(getToolChain().GetLinkerPath());
C.addCommand(new Command(JA, *this, Exec, CmdArgs));
}
Args.MakeArgString(getToolChain().GetFilePath("crtend.o")));
}
- const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("ld"));
+ const char *Exec = Args.MakeArgString(getToolChain().GetLinkerPath());
C.addCommand(new Command(JA, *this, Exec, CmdArgs));
}
addProfileRT(getToolChain(), Args, CmdArgs);
- const char *Exec = Args.MakeArgString(getToolChain().GetProgramPath("ld"));
+ const char *Exec = Args.MakeArgString(getToolChain().GetLinkerPath());
C.addCommand(new Command(JA, *this, Exec, CmdArgs));
}
--- /dev/null
+// RUN: %clang %s -### \
+// RUN: -target x86_64-unknown-freebsd 2>&1 \
+// RUN: | FileCheck %s --check-prefix=CHECK-FREEBSD-LD
+// CHECK-FREEBSD-LD: ld
+
+// RUN: %clang %s -### -fuse-ld=bfd \
+// RUN: --sysroot=%S/Inputs/basic_freebsd_tree \
+// RUN: -target x86_64-unknown-freebsd \
+// RUN: -B%S/Inputs/basic_freebsd_tree/usr/bin 2>&1 \
+// RUN: | FileCheck %s -check-prefix=CHECK-FREEBSD-BFD
+// CHECK-FREEBSD-BFD: Inputs/basic_freebsd_tree/usr/bin/ld.bfd
+
+// RUN: %clang %s -### -fuse-ld=gold \
+// RUN: --sysroot=%S/Inputs/basic_freebsd_tree \
+// RUN: -target x86_64-unknown-freebsd \
+// RUN: -B%S/Inputs/basic_freebsd_tree/usr/bin 2>&1 \
+// RUN: | FileCheck %s -check-prefix=CHECK-FREEBSD-GOLD
+// CHECK-FREEBSD-GOLD: Inputs/basic_freebsd_tree/usr/bin/ld.gold
+
+// RUN: %clang %s -### -fuse-ld=plib \
+// RUN: --sysroot=%S/Inputs/basic_freebsd_tree \
+// RUN: -target x86_64-unknown-freebsd \
+// RUN: -B%S/Inputs/basic_freebsd_tree/usr/bin 2>&1 \
+// RUN: | FileCheck %s -check-prefix=CHECK-FREEBSD-PLIB
+// CHECK-FREEBSD-PLIB: error: invalid linker name
+
+
+
+// RUN: %clang %s -### \
+// RUN: -target arm-linux-androideabi \
+// RUN: -B%S/Inputs/basic_android_tree/bin 2>&1 \
+// RUN: | FileCheck %s --check-prefix=CHECK-ANDROID-ARM-LD
+// CHECK-ANDROID-ARM-LD: Inputs/basic_android_tree/bin/arm-linux-androideabi-ld
+
+// RUN: %clang %s -### -fuse-ld=bfd \
+// RUN: -target arm-linux-androideabi \
+// RUN: -B%S/Inputs/basic_android_tree/bin 2>&1 \
+// RUN: | FileCheck %s -check-prefix=CHECK-ANDROID-ARM-BFD
+// CHECK-ANDROID-ARM-BFD: Inputs/basic_android_tree/bin/arm-linux-androideabi-ld.bfd
+
+// RUN: %clang %s -### -fuse-ld=gold \
+// RUN: -target arm-linux-androideabi \
+// RUN: -B%S/Inputs/basic_android_tree/bin 2>&1 \
+// RUN: | FileCheck %s -check-prefix=CHECK-ANDROID-ARM-GOLD
+// CHECK-ANDROID-ARM-GOLD: Inputs/basic_android_tree/bin/arm-linux-androideabi-ld.gold
+
+// RUN: %clang %s -### \
+// RUN: -target arm-linux-androideabi \
+// RUN: -gcc-toolchain %S/Inputs/basic_android_tree 2>&1 \
+// RUN: | FileCheck %s --check-prefix=CHECK-ANDROID-ARM-LD-TC
+// CHECK-ANDROID-ARM-LD-TC: Inputs/basic_android_tree/lib/gcc/arm-linux-androideabi/4.4.3/../../../../arm-linux-androideabi/bin/ld
+
+// RUN: %clang %s -### -fuse-ld=bfd \
+// RUN: -target arm-linux-androideabi \
+// RUN: -gcc-toolchain %S/Inputs/basic_android_tree 2>&1 \
+// RUN: | FileCheck %s -check-prefix=CHECK-ANDROID-ARM-BFD-TC
+// CHECK-ANDROID-ARM-BFD-TC: Inputs/basic_android_tree/lib/gcc/arm-linux-androideabi/4.4.3/../../../../arm-linux-androideabi/bin/ld.bfd
+
+// RUN: %clang %s -### -fuse-ld=gold \
+// RUN: -target arm-linux-androideabi \
+// RUN: -gcc-toolchain %S/Inputs/basic_android_tree 2>&1 \
+// RUN: | FileCheck %s -check-prefix=CHECK-ANDROID-ARM-GOLD-TC
+// CHECK-ANDROID-ARM-GOLD-TC: Inputs/basic_android_tree/lib/gcc/arm-linux-androideabi/4.4.3/../../../../arm-linux-androideabi/bin/ld.gold