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Added '-Blinker' frontend driver option for cross-linker search path #2483

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Added '-Blinker' frontend driver option for cross-linker search path #2483

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4 changes: 4 additions & 0 deletions include/swift/Option/Options.td
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Original file line number Diff line number Diff line change
Expand Up @@ -268,6 +268,10 @@ def use_ld : Joined<["-"], "use-ld=">,
Flags<[DoesNotAffectIncrementalBuild]>,
HelpText<"Specifies the linker to be used">;

def ld_path : Separate<["-"], "Blinker">,
Flags<[FrontendOption, DoesNotAffectIncrementalBuild]>,
HelpText<"Specifies where to look for the linker">;

def Xlinker : Separate<["-"], "Xlinker">,
Flags<[DoesNotAffectIncrementalBuild]>,
HelpText<"Specifies an option which should be passed to the linker">;
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6 changes: 6 additions & 0 deletions lib/Driver/ToolChains.cpp
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Expand Up @@ -1281,6 +1281,12 @@ toolchains::GenericUnix::constructInvocation(const LinkJobAction &job,
if (!Linker.empty()) {
Arguments.push_back(context.Args.MakeArgString("-fuse-ld=" + Linker));
}

// Add the linker search path
if (const Arg *A = context.Args.getLastArg(options::OPT_ld_path)) {
Arguments.push_back("-B");
Arguments.push_back(context.Args.MakeArgString(A->getValue()));
}

std::string Target = getTargetForLinker();
if (!Target.empty()) {
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