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-rw-r--r--lld/ELF/Driver.cpp23
-rw-r--r--lld/test/ELF/lto-plugin-ignore.s8
2 files changed, 17 insertions, 14 deletions
diff --git a/lld/ELF/Driver.cpp b/lld/ELF/Driver.cpp
index 0e11559b2fb..afe98180dc4 100644
--- a/lld/ELF/Driver.cpp
+++ b/lld/ELF/Driver.cpp
@@ -42,7 +42,6 @@
#include "lld/Common/Driver.h"
#include "lld/Common/ErrorHandler.h"
#include "lld/Common/Memory.h"
-#include "lld/Common/TargetOptionsCommandFlags.h"
#include "lld/Common/Threads.h"
#include "lld/Common/Version.h"
#include "llvm/ADT/StringExtras.h"
@@ -253,11 +252,18 @@ void LinkerDriver::addLibrary(StringRef Name) {
// LTO calls LLVM functions to compile bitcode files to native code.
// Technically this can be delayed until we read bitcode files, but
// we don't bother to do lazily because the initialization is fast.
-static void initLLVM() {
+static void initLLVM(opt::InputArgList &Args) {
InitializeAllTargets();
InitializeAllTargetMCs();
InitializeAllAsmPrinters();
InitializeAllAsmParsers();
+
+ // Parse and evaluate -mllvm options.
+ std::vector<const char *> V;
+ V.push_back("lld (LLVM option parsing)");
+ for (auto *Arg : Args.filtered(OPT_mllvm))
+ V.push_back(Arg->getValue());
+ cl::ParseCommandLineOptions(V.size(), V.data());
}
// Some command line options or some combinations of them are not allowed.
@@ -366,7 +372,7 @@ void LinkerDriver::main(ArrayRef<const char *> ArgsArr, bool CanExitEarly) {
}
readConfigs(Args);
- initLLVM();
+ initLLVM(Args);
createFiles(Args);
inferMachineType();
setConfigs(Args);
@@ -690,7 +696,6 @@ void LinkerDriver::readConfigs(opt::InputArgList &Args) {
Config->ZWxneeded = hasZOption(Args, "wxneeded");
// Parse LTO plugin-related options for compatibility with gold.
- std::vector<const char *> LTOOptions({Config->Argv[0].data()});
for (auto *Arg : Args.filtered(OPT_plugin_opt)) {
StringRef S = Arg->getValue();
if (S == "disable-verify")
@@ -704,13 +709,11 @@ void LinkerDriver::readConfigs(opt::InputArgList &Args) {
else if (S.startswith("jobs="))
Config->ThinLTOJobs = parseInt(S.substr(5), Arg);
else if (!S.startswith("/") && !S.startswith("-fresolution=") &&
- !S.startswith("-pass-through="))
- LTOOptions.push_back(S.data());
+ !S.startswith("-pass-through=") && !S.startswith("mcpu=") &&
+ !S.startswith("thinlto") && S != "-function-sections" &&
+ S != "-data-sections")
+ error(Arg->getSpelling() + ": unknown option: " + S);
}
- // Parse and evaluate -mllvm options.
- for (auto *Arg : Args.filtered(OPT_mllvm))
- LTOOptions.push_back(Arg->getValue());
- cl::ParseCommandLineOptions(LTOOptions.size(), LTOOptions.data());
if (Config->LTOO > 3)
error("invalid optimization level for LTO: " + Twine(Config->LTOO));
diff --git a/lld/test/ELF/lto-plugin-ignore.s b/lld/test/ELF/lto-plugin-ignore.s
index 1713ba868d9..2f45a43b242 100644
--- a/lld/test/ELF/lto-plugin-ignore.s
+++ b/lld/test/ELF/lto-plugin-ignore.s
@@ -5,7 +5,7 @@
# RUN: -plugin-opt=-pass-through=-lgcc -plugin-opt=-function-sections \
# RUN: -plugin-opt=-data-sections -o /dev/null
-# RUN: not ld.lld %t -plugin-opt=-data-sectionxxx \
-# RUN: -plugin-opt=-function-sectionxxx 2>&1 | FileCheck %s
-# CHECK: Unknown command line argument '-data-sectionxxx'
-# CHECK: Unknown command line argument '-function-sectionxxx'
+# RUN: not ld.lld %t -plugin-opt=-data-sectionssss \
+# RUN: -plugin-opt=-function-sectionsss 2>&1 | FileCheck %s
+# CHECK: unknown option: -data-sectionsss
+# CHECK: unknown option: -function-sectionsss
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