leonardchan updated this revision to Diff 335951.
leonardchan added a comment.
Rebase against submitted changes.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D91466/new/
https://reviews.llvm.org/D91466
Files:
clang/cmake/caches/Fuchsia-stage2.cmake
compiler-rt/cmake/config-ix.cmake
compiler-rt/lib/hwasan/CMakeLists.txt
compiler-rt/lib/hwasan/hwasan_dynamic_shadow.cpp
compiler-rt/lib/hwasan/hwasan_fuchsia.cpp
compiler-rt/lib/hwasan/hwasan_interceptors.cpp
compiler-rt/lib/hwasan/hwasan_interface_internal.h
compiler-rt/lib/hwasan/hwasan_new_delete.cpp
compiler-rt/lib/hwasan/hwasan_poisoning.cpp
compiler-rt/lib/hwasan/hwasan_thread.cpp
compiler-rt/lib/sanitizer_common/sanitizer_platform_limits_fuchsia.h
compiler-rt/lib/sanitizer_common/sanitizer_symbolizer_markup.cpp
Index: compiler-rt/lib/sanitizer_common/sanitizer_symbolizer_markup.cpp
===================================================================
--- compiler-rt/lib/sanitizer_common/sanitizer_symbolizer_markup.cpp
+++ compiler-rt/lib/sanitizer_common/sanitizer_symbolizer_markup.cpp
@@ -54,6 +54,11 @@
return false;
}
+// TODO: We should also have an offline implementation. This function was
+// initially undefined when building hwasan. It's probably just because no one
+// used this until now that we didn't see this before.
+bool Symbolizer::SymbolizeFrame(uptr addr, FrameInfo *info) { return false; }
+
// This is used in some places for suppression checking, which we
// don't really support for Fuchsia. It's also used in UBSan to
// identify a PC location to a function name, so we always fill in
Index: compiler-rt/lib/sanitizer_common/sanitizer_platform_limits_fuchsia.h
===================================================================
--- /dev/null
+++ compiler-rt/lib/sanitizer_common/sanitizer_platform_limits_fuchsia.h
@@ -0,0 +1,25 @@
+//===-- sanitizer_platform_limits_fuchsia.h -------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// This file is a part of Sanitizer common code.
+//
+// Sizes and layouts of platform-specific Fuchsia data structures.
+//===----------------------------------------------------------------------===//
+
+#ifndef SANITIZER_PLATFORM_LIMITS_FUCHSIA_H
+#define SANITIZER_PLATFORM_LIMITS_FUCHSIA_H
+
+#if SANITIZER_FUCHSIA
+
+namespace __sanitizer {
+struct __sanitizer_struct_mallinfo {};
+} // namespace __sanitizer
+
+#endif // SANITIZER_FUCHSIA
+
+#endif
Index: compiler-rt/lib/hwasan/hwasan_thread.cpp
===================================================================
--- compiler-rt/lib/hwasan/hwasan_thread.cpp
+++ compiler-rt/lib/hwasan/hwasan_thread.cpp
@@ -51,12 +51,18 @@
// ScopedTaggingDisable needs GetCurrentThread to be set up.
ScopedTaggingDisabler disabler;
+#if !SANITIZER_FUCHSIA
uptr tls_size;
uptr stack_size;
GetThreadStackAndTls(IsMainThread(), &stack_bottom_, &stack_size, &tls_begin_,
&tls_size);
stack_top_ = stack_bottom_ + stack_size;
tls_end_ = tls_begin_ + tls_size;
+#else
+ __sanitizer::GetThreadStackTopAndBottom(true, &stack_top_,
+ &stack_bottom_);
+ tls_end_ = tls_begin_ = 0;
+#endif
if (stack_bottom_) {
int local;
Index: compiler-rt/lib/hwasan/hwasan_poisoning.cpp
===================================================================
--- compiler-rt/lib/hwasan/hwasan_poisoning.cpp
+++ compiler-rt/lib/hwasan/hwasan_poisoning.cpp
@@ -22,6 +22,10 @@
uptr TagMemoryAligned(uptr p, uptr size, tag_t tag) {
CHECK(IsAligned(p, kShadowAlignment));
CHECK(IsAligned(size, kShadowAlignment));
+#if SANITIZER_FUCHSIA
+ __sanitizer_fill_shadow(p, size, tag,
+ common_flags()->clear_shadow_mmap_threshold);
+#else
uptr shadow_start = MemToShadow(p);
uptr shadow_size = MemToShadowSize(size);
@@ -40,6 +44,7 @@
} else {
internal_memset((void *)shadow_start, tag, shadow_size);
}
+#endif
return AddTagToPointer(p, tag);
}
Index: compiler-rt/lib/hwasan/hwasan_new_delete.cpp
===================================================================
--- compiler-rt/lib/hwasan/hwasan_new_delete.cpp
+++ compiler-rt/lib/hwasan/hwasan_new_delete.cpp
@@ -50,6 +50,7 @@
// Fake std::nothrow_t to avoid including <new>.
namespace std {
struct nothrow_t {};
+ enum class align_val_t: size_t {};
} // namespace std
@@ -66,6 +67,14 @@
void *operator new[](size_t size, std::nothrow_t const&) {
OPERATOR_NEW_BODY(true /*nothrow*/);
}
+INTERCEPTOR_ATTRIBUTE SANITIZER_WEAK_ATTRIBUTE
+void *operator new(size_t size, std::align_val_t align) { OPERATOR_NEW_BODY(false /*nothrow*/); }
+INTERCEPTOR_ATTRIBUTE SANITIZER_WEAK_ATTRIBUTE
+void *operator new[](size_t size, std::align_val_t align) { OPERATOR_NEW_BODY(false /*nothrow*/); }
+INTERCEPTOR_ATTRIBUTE SANITIZER_WEAK_ATTRIBUTE
+void *operator new[](size_t size, std::align_val_t, std::nothrow_t const&) {
+ OPERATOR_NEW_BODY(true /*nothrow*/);
+}
INTERCEPTOR_ATTRIBUTE SANITIZER_WEAK_ATTRIBUTE
void operator delete(void *ptr) NOEXCEPT { OPERATOR_DELETE_BODY; }
@@ -77,5 +86,9 @@
void operator delete[](void *ptr, std::nothrow_t const&) {
OPERATOR_DELETE_BODY;
}
+INTERCEPTOR_ATTRIBUTE SANITIZER_WEAK_ATTRIBUTE
+void operator delete(void *ptr, std::align_val_t align) NOEXCEPT { OPERATOR_DELETE_BODY; }
+INTERCEPTOR_ATTRIBUTE SANITIZER_WEAK_ATTRIBUTE
+void operator delete[](void* ptr, std::align_val_t) NOEXCEPT { OPERATOR_DELETE_BODY; }
#endif // OPERATOR_NEW_BODY
Index: compiler-rt/lib/hwasan/hwasan_interface_internal.h
===================================================================
--- compiler-rt/lib/hwasan/hwasan_interface_internal.h
+++ compiler-rt/lib/hwasan/hwasan_interface_internal.h
@@ -15,7 +15,12 @@
#define HWASAN_INTERFACE_INTERNAL_H
#include "sanitizer_common/sanitizer_internal_defs.h"
+#if SANITIZER_FUCHSIA
+#include "sanitizer_common/sanitizer_platform_limits_fuchsia.h"
+#endif
+#if SANITIZER_POSIX
#include "sanitizer_common/sanitizer_platform_limits_posix.h"
+#endif
#include <link.h>
extern "C" {
Index: compiler-rt/lib/hwasan/hwasan_interceptors.cpp
===================================================================
--- compiler-rt/lib/hwasan/hwasan_interceptors.cpp
+++ compiler-rt/lib/hwasan/hwasan_interceptors.cpp
@@ -21,7 +21,12 @@
#include "hwasan_thread.h"
#include "hwasan_poisoning.h"
#include "hwasan_report.h"
+#if SANITIZER_FUCHSIA
+#include "sanitizer_common/sanitizer_platform_limits_fuchsia.h"
+#endif
+#if SANITIZER_POSIX
#include "sanitizer_common/sanitizer_platform_limits_posix.h"
+#endif
#include "sanitizer_common/sanitizer_allocator.h"
#include "sanitizer_common/sanitizer_allocator_interface.h"
#include "sanitizer_common/sanitizer_allocator_internal.h"
@@ -303,6 +308,7 @@
#endif // HWASAN_WITH_INTERCEPTORS && __aarch64__
+#if HWASAN_WITH_INTERCEPTORS
static void BeforeFork() {
StackDepotLockAll();
}
@@ -318,6 +324,7 @@
AfterFork();
return pid;
}
+#endif // HWASAN_WITH_INTERCEPTORS
namespace __hwasan {
@@ -334,9 +341,9 @@
static int inited = 0;
CHECK_EQ(inited, 0);
+#if HWASAN_WITH_INTERCEPTORS
INTERCEPT_FUNCTION(fork);
-#if HWASAN_WITH_INTERCEPTORS
#if defined(__linux__)
INTERCEPT_FUNCTION(vfork);
#endif // __linux__
Index: compiler-rt/lib/hwasan/hwasan_fuchsia.cpp
===================================================================
--- /dev/null
+++ compiler-rt/lib/hwasan/hwasan_fuchsia.cpp
@@ -0,0 +1,176 @@
+//===-- hwasan_fuchsia.cpp --------------------------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+///
+/// \file
+/// This file is a part of HWAddressSanitizer and contains Fuchsia-specific
+/// code.
+///
+//===----------------------------------------------------------------------===//
+
+#include "sanitizer_common/sanitizer_fuchsia.h"
+#if SANITIZER_FUCHSIA
+
+#include "hwasan.h"
+#include "hwasan_interface_internal.h"
+#include "hwasan_thread.h"
+#include "hwasan_report.h"
+#include "hwasan_thread_list.h"
+
+SANITIZER_INTERFACE_ATTRIBUTE
+THREADLOCAL uptr __hwasan_tls;
+
+namespace __hwasan {
+
+uptr kHighMemEnd;
+uptr kHighMemBeg;
+
+bool InitShadow() {
+ __hwasan_shadow_memory_dynamic_address = 0;
+
+ // This initializes __sanitizer::ShadowBounds.
+ kHighMemEnd = GetMaxUserVirtualAddress();
+ kHighMemBeg = __sanitizer::ShadowBounds.shadow_limit;
+
+ CHECK_EQ(kHighMemEnd, __sanitizer::ShadowBounds.memory_limit - 1);
+ CHECK_EQ(kHighMemBeg, __sanitizer::ShadowBounds.shadow_limit);
+ CHECK_NE(kHighMemBeg, 0);
+
+ return true;
+}
+
+void InitThreads() {
+ uptr alloc_size = UINT64_C(1) << kShadowBaseAlignment;
+ uptr thread_start = reinterpret_cast<uptr>(
+ MmapAlignedOrDieOnFatalError(alloc_size, alloc_size, __func__));
+ InitThreadList(thread_start, thread_start + alloc_size);
+}
+
+void InitPrctl() {}
+
+bool MemIsApp(uptr p) {
+ CHECK(GetTagFromPointer(p) == 0);
+ return kHighMemBeg <= p && p <= kHighMemEnd;
+}
+
+void InstallAtExitHandler() {}
+
+// ---------------------- TSD ---------------- {{{
+
+extern "C" void __hwasan_thread_enter() {
+ hwasanThreadList().CreateCurrentThread()->InitRandomState();
+}
+
+extern "C" void __hwasan_thread_exit() {
+ Thread *t = GetCurrentThread();
+ // Make sure that signal handler can not see a stale current thread pointer.
+ atomic_signal_fence(memory_order_seq_cst);
+ if (t)
+ hwasanThreadList().ReleaseThread(t);
+}
+
+extern "C"
+void __sanitizer_thread_start_hook(void *hook, thrd_t self) {
+ __hwasan_thread_enter();
+}
+
+extern "C"
+void __sanitizer_thread_exit_hook(void *hook, thrd_t self) {
+ __hwasan_thread_exit();
+}
+
+void HwasanTSDInit() {}
+void HwasanTSDThreadInit() {}
+
+static THREADLOCAL uptr __hwasan_tls;
+
+uptr *GetCurrentThreadLongPtr() {
+ return &__hwasan_tls;
+}
+
+void AndroidTestTlsSlot() {}
+
+Thread *GetCurrentThread() {
+ uptr *ThreadLongPtr = GetCurrentThreadLongPtr();
+ if (UNLIKELY(*ThreadLongPtr == 0))
+ return nullptr;
+ auto *R = (StackAllocationsRingBuffer *)ThreadLongPtr;
+ return hwasanThreadList().GetThreadByBufferAddress((uptr)R->Next());
+}
+
+struct AccessInfo {
+ uptr addr;
+ uptr size;
+ bool is_store;
+ bool is_load;
+ bool recover;
+};
+
+static void HandleTagMismatch(AccessInfo ai, uptr pc, uptr frame,
+ uptr *registers_frame = nullptr) {
+ InternalMmapVector<BufferedStackTrace> stack_buffer(1);
+ BufferedStackTrace *stack = stack_buffer.data();
+ stack->Reset();
+ stack->Unwind(pc, frame, /*context=*/nullptr, common_flags()->fast_unwind_on_fatal);
+
+ // The second stack frame contains the failure __hwasan_check function, as
+ // we have a stack frame for the registers saved in __hwasan_tag_mismatch that
+ // we wish to ignore. This (currently) only occurs on AArch64, as x64
+ // implementations use SIGTRAP to implement the failure, and thus do not go
+ // through the stack saver.
+ if (registers_frame && stack->trace && stack->size > 0) {
+ stack->trace++;
+ stack->size--;
+ }
+
+ bool fatal = flags()->halt_on_error || !ai.recover;
+ ReportTagMismatch(stack, ai.addr, ai.size, ai.is_store, fatal,
+ registers_frame);
+}
+
+// TODO: We check if this is set in __hwasan_tag_mismatch4 before diagnosing a
+// tag mismatch to cover for cases where we have instrumented code that checks
+// global pointers, but HWASan hasn't been setup yet. We should go back and see
+// if this is the right way to handle checks against globals before HWASan
+// initialization.
+extern int hwasan_inited;
+
+// Entry point stub for interoperability between __hwasan_tag_mismatch (ASM) and
+// the rest of the mismatch handling code (C++).
+extern "C" void __hwasan_tag_mismatch4(uptr addr, uptr access_info,
+ uptr *registers_frame, size_t outsize) {
+ if (!hwasan_inited)
+ return;
+
+ __hwasan::AccessInfo ai;
+ ai.is_store = access_info & 0x10;
+ ai.is_load = !ai.is_store;
+ ai.recover = access_info & 0x20;
+ ai.addr = addr;
+ if ((access_info & 0xf) == 0xf)
+ ai.size = outsize;
+ else
+ ai.size = 1 << (access_info & 0xf);
+
+ HandleTagMismatch(ai, (uptr)__builtin_return_address(0),
+ (uptr)__builtin_frame_address(0),
+ registers_frame);
+ __builtin_unreachable();
+}
+
+static void OnStackUnwind(const SignalContext &sig, const void *,
+ BufferedStackTrace *stack) {
+ stack->Unwind(StackTrace::GetNextInstructionPc(sig.pc), sig.bp, sig.context,
+ common_flags()->fast_unwind_on_fatal);
+}
+
+// TODO: Do we need this?
+void HwasanOnDeadlySignal(int signo, void *info, void *context) {}
+
+} // namespace __hwasan
+
+#endif // SANITIZER_FUCHSIA
Index: compiler-rt/lib/hwasan/hwasan_dynamic_shadow.cpp
===================================================================
--- compiler-rt/lib/hwasan/hwasan_dynamic_shadow.cpp
+++ compiler-rt/lib/hwasan/hwasan_dynamic_shadow.cpp
@@ -113,6 +113,14 @@
}
} // namespace __hwasan
+#elif SANITIZER_FUCHSIA
+
+namespace __hwasan {
+
+void InitShadowGOT() {}
+
+} // namespace __hwasan
+
#else
namespace __hwasan {
Index: compiler-rt/lib/hwasan/CMakeLists.txt
===================================================================
--- compiler-rt/lib/hwasan/CMakeLists.txt
+++ compiler-rt/lib/hwasan/CMakeLists.txt
@@ -6,6 +6,7 @@
hwasan_allocator.cpp
hwasan_dynamic_shadow.cpp
hwasan_exceptions.cpp
+ hwasan_fuchsia.cpp
hwasan_globals.cpp
hwasan_interceptors.cpp
hwasan_interceptors_vfork.S
@@ -41,7 +42,11 @@
)
set(HWASAN_DEFINITIONS)
-append_list_if(COMPILER_RT_HWASAN_WITH_INTERCEPTORS HWASAN_WITH_INTERCEPTORS=1 HWASAN_DEFINITIONS)
+if (NOT FUCHSIA)
+ append_list_if(COMPILER_RT_HWASAN_WITH_INTERCEPTORS HWASAN_WITH_INTERCEPTORS=1 HWASAN_DEFINITIONS)
+else()
+ list(APPEND HWASAN_DEFINITIONS HWASAN_REPLACE_OPERATORS_NEW_AND_DELETE=1)
+endif()
set(HWASAN_RTL_CFLAGS ${SANITIZER_COMMON_CFLAGS})
append_rtti_flag(OFF HWASAN_RTL_CFLAGS)
Index: compiler-rt/cmake/config-ix.cmake
===================================================================
--- compiler-rt/cmake/config-ix.cmake
+++ compiler-rt/cmake/config-ix.cmake
@@ -702,7 +702,7 @@
endif()
if (COMPILER_RT_HAS_SANITIZER_COMMON AND HWASAN_SUPPORTED_ARCH AND
- OS_NAME MATCHES "Linux|Android")
+ OS_NAME MATCHES "Linux|Android|Fuchsia")
set(COMPILER_RT_HAS_HWASAN TRUE)
else()
set(COMPILER_RT_HAS_HWASAN FALSE)
Index: clang/cmake/caches/Fuchsia-stage2.cmake
===================================================================
--- clang/cmake/caches/Fuchsia-stage2.cmake
+++ clang/cmake/caches/Fuchsia-stage2.cmake
@@ -237,7 +237,39 @@
list(APPEND RUNTIME_BUILD_ID_LINK "${target}-unknown-fuchsia")
endforeach()
- set(LLVM_RUNTIME_MULTILIBS "asan;noexcept;asan+noexcept;relative-vtables;relative-vtables+noexcept;relative-vtables+asan;relative-vtables+asan+noexcept" CACHE STRING "")
+ # HWAsan
+ set(RUNTIMES_aarch64-unknown-fuchsia+hwasan_LLVM_BUILD_COMPILER_RT OFF CACHE BOOL "")
+ set(RUNTIMES_aarch64-unknown-fuchsia+hwasan_LLVM_USE_SANITIZER "HWAddress" CACHE STRING "")
+ set(RUNTIMES_aarch64-unknown-fuchsia+hwasan_LIBCXXABI_ENABLE_NEW_DELETE_DEFINITIONS OFF CACHE BOOL "")
+ set(RUNTIMES_aarch64-unknown-fuchsia+hwasan_LIBCXX_ENABLE_NEW_DELETE_DEFINITIONS OFF CACHE BOOL "")
+
+ set(RUNTIMES_aarch64-unknown-fuchsia+relative-vtables+hwasan_LLVM_BUILD_COMPILER_RT OFF CACHE BOOL "")
+ set(RUNTIMES_aarch64-unknown-fuchsia+relative-vtables+hwasan_LLVM_USE_SANITIZER "HWAddress" CACHE STRING "")
+ set(RUNTIMES_aarch64-unknown-fuchsia+relative-vtables+hwasan_LIBCXXABI_ENABLE_NEW_DELETE_DEFINITIONS OFF CACHE BOOL "")
+ set(RUNTIMES_aarch64-unknown-fuchsia+relative-vtables+hwasan_LIBCXX_ENABLE_NEW_DELETE_DEFINITIONS OFF CACHE BOOL "")
+ set(RUNTIMES_aarch64-unknown-fuchsia+relative-vtables+hwasan_CMAKE_CXX_FLAGS "${RUNTIMES_${target}-unknown-fuchsia+relative-vtables+hwasan_CMAKE_CXX_FLAGS} -Xclang -fexperimental-relative-c++-abi-vtables" CACHE STRING "")
+
+ # HWASan+noexcept
+ set(RUNTIMES_aarch64-unknown-fuchsia+hwasan+noexcept_LLVM_BUILD_COMPILER_RT OFF CACHE BOOL "")
+ set(RUNTIMES_aarch64-unknown-fuchsia+hwasan+noexcept_LLVM_USE_SANITIZER "HWAddress" CACHE STRING "")
+ set(RUNTIMES_aarch64-unknown-fuchsia+hwasan+noexcept_LIBCXXABI_ENABLE_NEW_DELETE_DEFINITIONS OFF CACHE BOOL "")
+ set(RUNTIMES_aarch64-unknown-fuchsia+hwasan+noexcept_LIBCXX_ENABLE_NEW_DELETE_DEFINITIONS OFF CACHE BOOL "")
+ set(RUNTIMES_aarch64-unknown-fuchsia+hwasan+noexcept_LIBCXXABI_ENABLE_EXCEPTIONS OFF CACHE BOOL "")
+ set(RUNTIMES_aarch64-unknown-fuchsia+hwasan+noexcept_LIBCXX_ENABLE_EXCEPTIONS OFF CACHE BOOL "")
+
+ set(RUNTIMES_aarch64-unknown-fuchsia+relative-vtables+hwasan+noexcept_LLVM_BUILD_COMPILER_RT OFF CACHE BOOL "")
+ set(RUNTIMES_aarch64-unknown-fuchsia+relative-vtables+hwasan+noexcept_LLVM_USE_SANITIZER "HWAddress" CACHE STRING "")
+ set(RUNTIMES_aarch64-unknown-fuchsia+relative-vtables+hwasan+noexcept_LIBCXXABI_ENABLE_NEW_DELETE_DEFINITIONS OFF CACHE BOOL "")
+ set(RUNTIMES_aarch64-unknown-fuchsia+relative-vtables+hwasan+noexcept_LIBCXX_ENABLE_NEW_DELETE_DEFINITIONS OFF CACHE BOOL "")
+ set(RUNTIMES_aarch64-unknown-fuchsia+relative-vtables+hwasan+noexcept_LIBCXXABI_ENABLE_EXCEPTIONS OFF CACHE BOOL "")
+ set(RUNTIMES_aarch64-unknown-fuchsia+relative-vtables+hwasan+noexcept_LIBCXX_ENABLE_EXCEPTIONS OFF CACHE BOOL "")
+ set(RUNTIMES_aarch64-unknown-fuchsia+relative-vtables+hwasan+noexcept_CMAKE_CXX_FLAGS "${RUNTIMES_${target}-unknown-fuchsia+relative-vtables+hwasan+noexcept_CMAKE_CXX_FLAGS} -Xclang -fexperimental-relative-c++-abi-vtables" CACHE STRING "")
+
+ set(LLVM_RUNTIME_MULTILIBS
+ "asan;noexcept;asan+noexcept;\
+ relative-vtables;relative-vtables+noexcept;relative-vtables+asan;relative-vtables+asan+noexcept\
+ hwasan;hwasan+noexcept;relative-vtables+hwasan;relative-vtables+hwasan+noexcept" CACHE STRING "")
+
set(LLVM_RUNTIME_MULTILIB_asan_TARGETS "x86_64-unknown-fuchsia;aarch64-unknown-fuchsia" CACHE STRING "")
set(LLVM_RUNTIME_MULTILIB_noexcept_TARGETS "x86_64-unknown-fuchsia;aarch64-unknown-fuchsia" CACHE STRING "")
set(LLVM_RUNTIME_MULTILIB_asan+noexcept_TARGETS "x86_64-unknown-fuchsia;aarch64-unknown-fuchsia" CACHE STRING "")
@@ -245,6 +277,10 @@
set(LLVM_RUNTIME_MULTILIB_relative-vtables+noexcept_TARGETS "x86_64-unknown-fuchsia;aarch64-unknown-fuchsia" CACHE STRING "")
set(LLVM_RUNTIME_MULTILIB_relative-vtables+asan_TARGETS "x86_64-unknown-fuchsia;aarch64-unknown-fuchsia" CACHE STRING "")
set(LLVM_RUNTIME_MULTILIB_relative-vtables+asan+noexcept_TARGETS "x86_64-unknown-fuchsia;aarch64-unknown-fuchsia" CACHE STRING "")
+ set(LLVM_RUNTIME_MULTILIB_hwasan_TARGETS "aarch64-unknown-fuchsia" CACHE STRING "")
+ set(LLVM_RUNTIME_MULTILIB_hwasan+noexcept_TARGETS "aarch64-unknown-fuchsia" CACHE STRING "")
+ set(LLVM_RUNTIME_MULTILIB_relative-vtables+hwasan_TARGETS "aarch64-unknown-fuchsia" CACHE STRING "")
+ set(LLVM_RUNTIME_MULTILIB_relative-vtables+hwasan+noexcept_TARGETS "aarch64-unknown-fuchsia" CACHE STRING "")
endif()
set(LLVM_BUILTIN_TARGETS "${BUILTIN_TARGETS}" CACHE STRING "")
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