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[LLD] [MinGW] Recognize the -rpath option #102886

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Aug 17, 2024
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[LLD] [MinGW] Recognize the -rpath option #102886

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3 changes: 3 additions & 0 deletions lld/MinGW/Driver.cpp
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Expand Up @@ -448,6 +448,9 @@ bool link(ArrayRef<const char *> argsArr, llvm::raw_ostream &stdoutOS,
add("-errorlimit:" + s);
}

if (auto *a = args.getLastArg(OPT_rpath))
warn("parameter " + a->getSpelling() + " has no effect on PE/COFF targets");

for (auto *a : args.filtered(OPT_mllvm))
add("-mllvm:" + StringRef(a->getValue()));

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3 changes: 3 additions & 0 deletions lld/MinGW/Options.td
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Expand Up @@ -243,6 +243,9 @@ defm: EqNoHelp<"sysroot">;
def: F<"sort-common">;
def: F<"start-group">;

// Ignored options, that produce warnings
defm rpath: EqNoHelp<"rpath">;

// Ignore GCC collect2 LTO plugin related options. Note that we don't support
// GCC LTO, but GCC collect2 passes these options even in non-LTO mode.
def: J<"plugin-opt=-fresolution=">;
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6 changes: 6 additions & 0 deletions lld/test/MinGW/driver.test
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Expand Up @@ -446,3 +446,9 @@ RUN: ld.lld -### foo.o -m i386pep --build-id=none 2>&1 | FileCheck -check-prefix
RUN: ld.lld -### foo.o -m i386pep -s 2>&1 | FileCheck -check-prefix=NO_BUILD_ID %s
RUN: ld.lld -### foo.o -m i386pep -S 2>&1 | FileCheck -check-prefix=NO_BUILD_ID %s
NO_BUILD_ID: -build-id:no

RUN: ld.lld -### foo.o -m i386pep -rpath foo 2>&1 | FileCheck -check-prefix=WARN_RPATH %s
RUN: ld.lld -### foo.o -m i386pep --rpath foo 2>&1 | FileCheck -check-prefix=WARN_RPATH %s
RUN: ld.lld -### foo.o -m i386pep -rpath=foo 2>&1 | FileCheck -check-prefix=WARN_RPATH %s
RUN: ld.lld -### foo.o -m i386pep --rpath=foo 2>&1 | FileCheck -check-prefix=WARN_RPATH %s
WARN_RPATH: warning: parameter -{{-?}}rpath has no effect on PE/COFF targets
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