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authorVincent Ambo <mail@tazj.in>2022-02-07T23·05+0300
committerclbot <clbot@tvl.fyi>2022-02-07T23·09+0000
commit5aa5d282eac56a21e74611c1cdbaa97bb5db2dca (patch)
tree8cc5dce8157a1470ff76719dd15d65f648a05522 /third_party/abseil_cpp/absl/debugging/symbolize_test.cc
parenta25675804c4f429fab5ee5201fe25e89865dfd13 (diff)
chore(3p/abseil_cpp): unvendor abseil_cpp r/3786
we weren't actually using these sources anymore, okay?

Change-Id: If701571d9716de308d3512e1eb22c35db0877a66
Reviewed-on: https://cl.tvl.fyi/c/depot/+/5248
Tested-by: BuildkiteCI
Reviewed-by: grfn <grfn@gws.fyi>
Autosubmit: tazjin <tazjin@tvl.su>
Diffstat (limited to 'third_party/abseil_cpp/absl/debugging/symbolize_test.cc')
-rw-r--r--third_party/abseil_cpp/absl/debugging/symbolize_test.cc557
1 files changed, 0 insertions, 557 deletions
diff --git a/third_party/abseil_cpp/absl/debugging/symbolize_test.cc b/third_party/abseil_cpp/absl/debugging/symbolize_test.cc
deleted file mode 100644
index a2dd4956c497..000000000000
--- a/third_party/abseil_cpp/absl/debugging/symbolize_test.cc
+++ /dev/null
@@ -1,557 +0,0 @@
-// Copyright 2018 The Abseil Authors.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      https://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-#include "absl/debugging/symbolize.h"
-
-#ifndef _WIN32
-#include <fcntl.h>
-#include <sys/mman.h>
-#endif
-
-#include <cstring>
-#include <iostream>
-#include <memory>
-
-#include "gmock/gmock.h"
-#include "gtest/gtest.h"
-#include "absl/base/attributes.h"
-#include "absl/base/casts.h"
-#include "absl/base/config.h"
-#include "absl/base/internal/per_thread_tls.h"
-#include "absl/base/internal/raw_logging.h"
-#include "absl/base/optimization.h"
-#include "absl/debugging/internal/stack_consumption.h"
-#include "absl/memory/memory.h"
-#include "absl/strings/string_view.h"
-
-using testing::Contains;
-
-#ifdef _WIN32
-#define ABSL_SYMBOLIZE_TEST_NOINLINE __declspec(noinline)
-#else
-#define ABSL_SYMBOLIZE_TEST_NOINLINE ABSL_ATTRIBUTE_NOINLINE
-#endif
-
-// Functions to symbolize. Use C linkage to avoid mangled names.
-extern "C" {
-ABSL_SYMBOLIZE_TEST_NOINLINE void nonstatic_func() {
-  // The next line makes this a unique function to prevent the compiler from
-  // folding identical functions together.
-  volatile int x = __LINE__;
-  static_cast<void>(x);
-  ABSL_BLOCK_TAIL_CALL_OPTIMIZATION();
-}
-
-ABSL_SYMBOLIZE_TEST_NOINLINE static void static_func() {
-  // The next line makes this a unique function to prevent the compiler from
-  // folding identical functions together.
-  volatile int x = __LINE__;
-  static_cast<void>(x);
-  ABSL_BLOCK_TAIL_CALL_OPTIMIZATION();
-}
-}  // extern "C"
-
-struct Foo {
-  static void func(int x);
-};
-
-// A C++ method that should have a mangled name.
-ABSL_SYMBOLIZE_TEST_NOINLINE void Foo::func(int) {
-  // The next line makes this a unique function to prevent the compiler from
-  // folding identical functions together.
-  volatile int x = __LINE__;
-  static_cast<void>(x);
-  ABSL_BLOCK_TAIL_CALL_OPTIMIZATION();
-}
-
-// Create functions that will remain in different text sections in the
-// final binary when linker option "-z,keep-text-section-prefix" is used.
-int ABSL_ATTRIBUTE_SECTION_VARIABLE(.text.unlikely) unlikely_func() {
-  return 0;
-}
-
-int ABSL_ATTRIBUTE_SECTION_VARIABLE(.text.hot) hot_func() {
-  return 0;
-}
-
-int ABSL_ATTRIBUTE_SECTION_VARIABLE(.text.startup) startup_func() {
-  return 0;
-}
-
-int ABSL_ATTRIBUTE_SECTION_VARIABLE(.text.exit) exit_func() {
-  return 0;
-}
-
-int /*ABSL_ATTRIBUTE_SECTION_VARIABLE(.text)*/ regular_func() {
-  return 0;
-}
-
-// Thread-local data may confuse the symbolizer, ensure that it does not.
-// Variable sizes and order are important.
-#if ABSL_PER_THREAD_TLS
-static ABSL_PER_THREAD_TLS_KEYWORD char symbolize_test_thread_small[1];
-static ABSL_PER_THREAD_TLS_KEYWORD char
-    symbolize_test_thread_big[2 * 1024 * 1024];
-#endif
-
-#if !defined(__EMSCRIPTEN__)
-// Used below to hopefully inhibit some compiler/linker optimizations
-// that may remove kHpageTextPadding, kPadding0, and kPadding1 from
-// the binary.
-static volatile bool volatile_bool = false;
-
-// Force the binary to be large enough that a THP .text remap will succeed.
-static constexpr size_t kHpageSize = 1 << 21;
-const char kHpageTextPadding[kHpageSize * 4] ABSL_ATTRIBUTE_SECTION_VARIABLE(
-    .text) = "";
-#endif  // !defined(__EMSCRIPTEN__)
-
-static char try_symbolize_buffer[4096];
-
-// A wrapper function for absl::Symbolize() to make the unit test simple.  The
-// limit must be < sizeof(try_symbolize_buffer).  Returns null if
-// absl::Symbolize() returns false, otherwise returns try_symbolize_buffer with
-// the result of absl::Symbolize().
-static const char *TrySymbolizeWithLimit(void *pc, int limit) {
-  ABSL_RAW_CHECK(limit <= sizeof(try_symbolize_buffer),
-                 "try_symbolize_buffer is too small");
-
-  // Use the heap to facilitate heap and buffer sanitizer tools.
-  auto heap_buffer = absl::make_unique<char[]>(sizeof(try_symbolize_buffer));
-  bool found = absl::Symbolize(pc, heap_buffer.get(), limit);
-  if (found) {
-    ABSL_RAW_CHECK(strnlen(heap_buffer.get(), limit) < limit,
-                   "absl::Symbolize() did not properly terminate the string");
-    strncpy(try_symbolize_buffer, heap_buffer.get(),
-            sizeof(try_symbolize_buffer) - 1);
-    try_symbolize_buffer[sizeof(try_symbolize_buffer) - 1] = '\0';
-  }
-
-  return found ? try_symbolize_buffer : nullptr;
-}
-
-// A wrapper for TrySymbolizeWithLimit(), with a large limit.
-static const char *TrySymbolize(void *pc) {
-  return TrySymbolizeWithLimit(pc, sizeof(try_symbolize_buffer));
-}
-
-#if defined(ABSL_INTERNAL_HAVE_ELF_SYMBOLIZE) || \
-    defined(ABSL_INTERNAL_HAVE_DARWIN_SYMBOLIZE)
-
-TEST(Symbolize, Cached) {
-  // Compilers should give us pointers to them.
-  EXPECT_STREQ("nonstatic_func", TrySymbolize((void *)(&nonstatic_func)));
-
-  // The name of an internal linkage symbol is not specified; allow either a
-  // mangled or an unmangled name here.
-  const char *static_func_symbol = TrySymbolize((void *)(&static_func));
-  EXPECT_TRUE(strcmp("static_func", static_func_symbol) == 0 ||
-              strcmp("static_func()", static_func_symbol) == 0);
-
-  EXPECT_TRUE(nullptr == TrySymbolize(nullptr));
-}
-
-TEST(Symbolize, Truncation) {
-  constexpr char kNonStaticFunc[] = "nonstatic_func";
-  EXPECT_STREQ("nonstatic_func",
-               TrySymbolizeWithLimit((void *)(&nonstatic_func),
-                                     strlen(kNonStaticFunc) + 1));
-  EXPECT_STREQ("nonstatic_...",
-               TrySymbolizeWithLimit((void *)(&nonstatic_func),
-                                     strlen(kNonStaticFunc) + 0));
-  EXPECT_STREQ("nonstatic...",
-               TrySymbolizeWithLimit((void *)(&nonstatic_func),
-                                     strlen(kNonStaticFunc) - 1));
-  EXPECT_STREQ("n...", TrySymbolizeWithLimit((void *)(&nonstatic_func), 5));
-  EXPECT_STREQ("...", TrySymbolizeWithLimit((void *)(&nonstatic_func), 4));
-  EXPECT_STREQ("..", TrySymbolizeWithLimit((void *)(&nonstatic_func), 3));
-  EXPECT_STREQ(".", TrySymbolizeWithLimit((void *)(&nonstatic_func), 2));
-  EXPECT_STREQ("", TrySymbolizeWithLimit((void *)(&nonstatic_func), 1));
-  EXPECT_EQ(nullptr, TrySymbolizeWithLimit((void *)(&nonstatic_func), 0));
-}
-
-TEST(Symbolize, SymbolizeWithDemangling) {
-  Foo::func(100);
-  EXPECT_STREQ("Foo::func()", TrySymbolize((void *)(&Foo::func)));
-}
-
-TEST(Symbolize, SymbolizeSplitTextSections) {
-  EXPECT_STREQ("unlikely_func()", TrySymbolize((void *)(&unlikely_func)));
-  EXPECT_STREQ("hot_func()", TrySymbolize((void *)(&hot_func)));
-  EXPECT_STREQ("startup_func()", TrySymbolize((void *)(&startup_func)));
-  EXPECT_STREQ("exit_func()", TrySymbolize((void *)(&exit_func)));
-  EXPECT_STREQ("regular_func()", TrySymbolize((void *)(&regular_func)));
-}
-
-// Tests that verify that Symbolize stack footprint is within some limit.
-#ifdef ABSL_INTERNAL_HAVE_DEBUGGING_STACK_CONSUMPTION
-
-static void *g_pc_to_symbolize;
-static char g_symbolize_buffer[4096];
-static char *g_symbolize_result;
-
-static void SymbolizeSignalHandler(int signo) {
-  if (absl::Symbolize(g_pc_to_symbolize, g_symbolize_buffer,
-                      sizeof(g_symbolize_buffer))) {
-    g_symbolize_result = g_symbolize_buffer;
-  } else {
-    g_symbolize_result = nullptr;
-  }
-}
-
-// Call Symbolize and figure out the stack footprint of this call.
-static const char *SymbolizeStackConsumption(void *pc, int *stack_consumed) {
-  g_pc_to_symbolize = pc;
-  *stack_consumed = absl::debugging_internal::GetSignalHandlerStackConsumption(
-      SymbolizeSignalHandler);
-  return g_symbolize_result;
-}
-
-static int GetStackConsumptionUpperLimit() {
-  // Symbolize stack consumption should be within 2kB.
-  int stack_consumption_upper_limit = 2048;
-#if defined(ABSL_HAVE_ADDRESS_SANITIZER) || \
-    defined(ABSL_HAVE_MEMORY_SANITIZER) || defined(ABSL_HAVE_THREAD_SANITIZER)
-  // Account for sanitizer instrumentation requiring additional stack space.
-  stack_consumption_upper_limit *= 5;
-#endif
-  return stack_consumption_upper_limit;
-}
-
-TEST(Symbolize, SymbolizeStackConsumption) {
-  int stack_consumed = 0;
-
-  const char *symbol =
-      SymbolizeStackConsumption((void *)(&nonstatic_func), &stack_consumed);
-  EXPECT_STREQ("nonstatic_func", symbol);
-  EXPECT_GT(stack_consumed, 0);
-  EXPECT_LT(stack_consumed, GetStackConsumptionUpperLimit());
-
-  // The name of an internal linkage symbol is not specified; allow either a
-  // mangled or an unmangled name here.
-  symbol = SymbolizeStackConsumption((void *)(&static_func), &stack_consumed);
-  EXPECT_TRUE(strcmp("static_func", symbol) == 0 ||
-              strcmp("static_func()", symbol) == 0);
-  EXPECT_GT(stack_consumed, 0);
-  EXPECT_LT(stack_consumed, GetStackConsumptionUpperLimit());
-}
-
-TEST(Symbolize, SymbolizeWithDemanglingStackConsumption) {
-  Foo::func(100);
-  int stack_consumed = 0;
-
-  const char *symbol =
-      SymbolizeStackConsumption((void *)(&Foo::func), &stack_consumed);
-
-  EXPECT_STREQ("Foo::func()", symbol);
-  EXPECT_GT(stack_consumed, 0);
-  EXPECT_LT(stack_consumed, GetStackConsumptionUpperLimit());
-}
-
-#endif  // ABSL_INTERNAL_HAVE_DEBUGGING_STACK_CONSUMPTION
-
-#ifndef ABSL_INTERNAL_HAVE_DARWIN_SYMBOLIZE
-// Use a 64K page size for PPC.
-const size_t kPageSize = 64 << 10;
-// We place a read-only symbols into the .text section and verify that we can
-// symbolize them and other symbols after remapping them.
-const char kPadding0[kPageSize * 4] ABSL_ATTRIBUTE_SECTION_VARIABLE(.text) =
-    "";
-const char kPadding1[kPageSize * 4] ABSL_ATTRIBUTE_SECTION_VARIABLE(.text) =
-    "";
-
-static int FilterElfHeader(struct dl_phdr_info *info, size_t size, void *data) {
-  for (int i = 0; i < info->dlpi_phnum; i++) {
-    if (info->dlpi_phdr[i].p_type == PT_LOAD &&
-        info->dlpi_phdr[i].p_flags == (PF_R | PF_X)) {
-      const void *const vaddr =
-          absl::bit_cast<void *>(info->dlpi_addr + info->dlpi_phdr[i].p_vaddr);
-      const auto segsize = info->dlpi_phdr[i].p_memsz;
-
-      const char *self_exe;
-      if (info->dlpi_name != nullptr && info->dlpi_name[0] != '\0') {
-        self_exe = info->dlpi_name;
-      } else {
-        self_exe = "/proc/self/exe";
-      }
-
-      absl::debugging_internal::RegisterFileMappingHint(
-          vaddr, reinterpret_cast<const char *>(vaddr) + segsize,
-          info->dlpi_phdr[i].p_offset, self_exe);
-
-      return 1;
-    }
-  }
-
-  return 1;
-}
-
-TEST(Symbolize, SymbolizeWithMultipleMaps) {
-  // Force kPadding0 and kPadding1 to be linked in.
-  if (volatile_bool) {
-    ABSL_RAW_LOG(INFO, "%s", kPadding0);
-    ABSL_RAW_LOG(INFO, "%s", kPadding1);
-  }
-
-  // Verify we can symbolize everything.
-  char buf[512];
-  memset(buf, 0, sizeof(buf));
-  absl::Symbolize(kPadding0, buf, sizeof(buf));
-  EXPECT_STREQ("kPadding0", buf);
-
-  memset(buf, 0, sizeof(buf));
-  absl::Symbolize(kPadding1, buf, sizeof(buf));
-  EXPECT_STREQ("kPadding1", buf);
-
-  // Specify a hint for the executable segment.
-  dl_iterate_phdr(FilterElfHeader, nullptr);
-
-  // Reload at least one page out of kPadding0, kPadding1
-  const char *ptrs[] = {kPadding0, kPadding1};
-
-  for (const char *ptr : ptrs) {
-    const int kMapFlags = MAP_ANONYMOUS | MAP_PRIVATE;
-    void *addr = mmap(nullptr, kPageSize, PROT_READ, kMapFlags, 0, 0);
-    ASSERT_NE(addr, MAP_FAILED);
-
-    // kPadding[0-1] is full of zeroes, so we can remap anywhere within it, but
-    // we ensure there is at least a full page of padding.
-    void *remapped = reinterpret_cast<void *>(
-        reinterpret_cast<uintptr_t>(ptr + kPageSize) & ~(kPageSize - 1ULL));
-
-    const int kMremapFlags = (MREMAP_MAYMOVE | MREMAP_FIXED);
-    void *ret = mremap(addr, kPageSize, kPageSize, kMremapFlags, remapped);
-    ASSERT_NE(ret, MAP_FAILED);
-  }
-
-  // Invalidate the symbolization cache so we are forced to rely on the hint.
-  absl::Symbolize(nullptr, buf, sizeof(buf));
-
-  // Verify we can still symbolize.
-  const char *expected[] = {"kPadding0", "kPadding1"};
-  const size_t offsets[] = {0, kPageSize, 2 * kPageSize, 3 * kPageSize};
-
-  for (int i = 0; i < 2; i++) {
-    for (size_t offset : offsets) {
-      memset(buf, 0, sizeof(buf));
-      absl::Symbolize(ptrs[i] + offset, buf, sizeof(buf));
-      EXPECT_STREQ(expected[i], buf);
-    }
-  }
-}
-
-// Appends string(*args->arg) to args->symbol_buf.
-static void DummySymbolDecorator(
-    const absl::debugging_internal::SymbolDecoratorArgs *args) {
-  std::string *message = static_cast<std::string *>(args->arg);
-  strncat(args->symbol_buf, message->c_str(),
-          args->symbol_buf_size - strlen(args->symbol_buf) - 1);
-}
-
-TEST(Symbolize, InstallAndRemoveSymbolDecorators) {
-  int ticket_a;
-  std::string a_message("a");
-  EXPECT_GE(ticket_a = absl::debugging_internal::InstallSymbolDecorator(
-                DummySymbolDecorator, &a_message),
-            0);
-
-  int ticket_b;
-  std::string b_message("b");
-  EXPECT_GE(ticket_b = absl::debugging_internal::InstallSymbolDecorator(
-                DummySymbolDecorator, &b_message),
-            0);
-
-  int ticket_c;
-  std::string c_message("c");
-  EXPECT_GE(ticket_c = absl::debugging_internal::InstallSymbolDecorator(
-                DummySymbolDecorator, &c_message),
-            0);
-
-  char *address = reinterpret_cast<char *>(1);
-  EXPECT_STREQ("abc", TrySymbolize(address++));
-
-  EXPECT_TRUE(absl::debugging_internal::RemoveSymbolDecorator(ticket_b));
-
-  EXPECT_STREQ("ac", TrySymbolize(address++));
-
-  // Cleanup: remove all remaining decorators so other stack traces don't
-  // get mystery "ac" decoration.
-  EXPECT_TRUE(absl::debugging_internal::RemoveSymbolDecorator(ticket_a));
-  EXPECT_TRUE(absl::debugging_internal::RemoveSymbolDecorator(ticket_c));
-}
-
-// Some versions of Clang with optimizations enabled seem to be able
-// to optimize away the .data section if no variables live in the
-// section. This variable should get placed in the .data section, and
-// the test below checks for the existence of a .data section.
-static int in_data_section = 1;
-
-TEST(Symbolize, ForEachSection) {
-  int fd = TEMP_FAILURE_RETRY(open("/proc/self/exe", O_RDONLY));
-  ASSERT_NE(fd, -1);
-
-  std::vector<std::string> sections;
-  ASSERT_TRUE(absl::debugging_internal::ForEachSection(
-      fd, [&sections](const absl::string_view name, const ElfW(Shdr) &) {
-        sections.emplace_back(name);
-        return true;
-      }));
-
-  // Check for the presence of common section names.
-  EXPECT_THAT(sections, Contains(".text"));
-  EXPECT_THAT(sections, Contains(".rodata"));
-  EXPECT_THAT(sections, Contains(".bss"));
-  ++in_data_section;
-  EXPECT_THAT(sections, Contains(".data"));
-
-  close(fd);
-}
-#endif  // !ABSL_INTERNAL_HAVE_DARWIN_SYMBOLIZE
-
-// x86 specific tests.  Uses some inline assembler.
-extern "C" {
-inline void *ABSL_ATTRIBUTE_ALWAYS_INLINE inline_func() {
-  void *pc = nullptr;
-#if defined(__i386__)
-  __asm__ __volatile__("call 1f;\n 1: pop %[PC]" : [ PC ] "=r"(pc));
-#elif defined(__x86_64__)
-  __asm__ __volatile__("leaq 0(%%rip),%[PC];\n" : [ PC ] "=r"(pc));
-#endif
-  return pc;
-}
-
-void *ABSL_ATTRIBUTE_NOINLINE non_inline_func() {
-  void *pc = nullptr;
-#if defined(__i386__)
-  __asm__ __volatile__("call 1f;\n 1: pop %[PC]" : [ PC ] "=r"(pc));
-#elif defined(__x86_64__)
-  __asm__ __volatile__("leaq 0(%%rip),%[PC];\n" : [ PC ] "=r"(pc));
-#endif
-  return pc;
-}
-
-void ABSL_ATTRIBUTE_NOINLINE TestWithPCInsideNonInlineFunction() {
-#if defined(ABSL_HAVE_ATTRIBUTE_NOINLINE) && \
-    (defined(__i386__) || defined(__x86_64__))
-  void *pc = non_inline_func();
-  const char *symbol = TrySymbolize(pc);
-  ABSL_RAW_CHECK(symbol != nullptr, "TestWithPCInsideNonInlineFunction failed");
-  ABSL_RAW_CHECK(strcmp(symbol, "non_inline_func") == 0,
-                 "TestWithPCInsideNonInlineFunction failed");
-  std::cout << "TestWithPCInsideNonInlineFunction passed" << std::endl;
-#endif
-}
-
-void ABSL_ATTRIBUTE_NOINLINE TestWithPCInsideInlineFunction() {
-#if defined(ABSL_HAVE_ATTRIBUTE_ALWAYS_INLINE) && \
-    (defined(__i386__) || defined(__x86_64__))
-  void *pc = inline_func();  // Must be inlined.
-  const char *symbol = TrySymbolize(pc);
-  ABSL_RAW_CHECK(symbol != nullptr, "TestWithPCInsideInlineFunction failed");
-  ABSL_RAW_CHECK(strcmp(symbol, __FUNCTION__) == 0,
-                 "TestWithPCInsideInlineFunction failed");
-  std::cout << "TestWithPCInsideInlineFunction passed" << std::endl;
-#endif
-}
-}
-
-// Test with a return address.
-void ABSL_ATTRIBUTE_NOINLINE TestWithReturnAddress() {
-#if defined(ABSL_HAVE_ATTRIBUTE_NOINLINE)
-  void *return_address = __builtin_return_address(0);
-  const char *symbol = TrySymbolize(return_address);
-  ABSL_RAW_CHECK(symbol != nullptr, "TestWithReturnAddress failed");
-  ABSL_RAW_CHECK(strcmp(symbol, "main") == 0, "TestWithReturnAddress failed");
-  std::cout << "TestWithReturnAddress passed" << std::endl;
-#endif
-}
-
-#elif defined(_WIN32)
-#if !defined(ABSL_CONSUME_DLL)
-
-TEST(Symbolize, Basics) {
-  EXPECT_STREQ("nonstatic_func", TrySymbolize((void *)(&nonstatic_func)));
-
-  // The name of an internal linkage symbol is not specified; allow either a
-  // mangled or an unmangled name here.
-  const char *static_func_symbol = TrySymbolize((void *)(&static_func));
-  ASSERT_TRUE(static_func_symbol != nullptr);
-  EXPECT_TRUE(strstr(static_func_symbol, "static_func") != nullptr);
-
-  EXPECT_TRUE(nullptr == TrySymbolize(nullptr));
-}
-
-TEST(Symbolize, Truncation) {
-  constexpr char kNonStaticFunc[] = "nonstatic_func";
-  EXPECT_STREQ("nonstatic_func",
-               TrySymbolizeWithLimit((void *)(&nonstatic_func),
-                                     strlen(kNonStaticFunc) + 1));
-  EXPECT_STREQ("nonstatic_...",
-               TrySymbolizeWithLimit((void *)(&nonstatic_func),
-                                     strlen(kNonStaticFunc) + 0));
-  EXPECT_STREQ("nonstatic...",
-               TrySymbolizeWithLimit((void *)(&nonstatic_func),
-                                     strlen(kNonStaticFunc) - 1));
-  EXPECT_STREQ("n...", TrySymbolizeWithLimit((void *)(&nonstatic_func), 5));
-  EXPECT_STREQ("...", TrySymbolizeWithLimit((void *)(&nonstatic_func), 4));
-  EXPECT_STREQ("..", TrySymbolizeWithLimit((void *)(&nonstatic_func), 3));
-  EXPECT_STREQ(".", TrySymbolizeWithLimit((void *)(&nonstatic_func), 2));
-  EXPECT_STREQ("", TrySymbolizeWithLimit((void *)(&nonstatic_func), 1));
-  EXPECT_EQ(nullptr, TrySymbolizeWithLimit((void *)(&nonstatic_func), 0));
-}
-
-TEST(Symbolize, SymbolizeWithDemangling) {
-  const char *result = TrySymbolize((void *)(&Foo::func));
-  ASSERT_TRUE(result != nullptr);
-  EXPECT_TRUE(strstr(result, "Foo::func") != nullptr) << result;
-}
-
-#endif  // !defined(ABSL_CONSUME_DLL)
-#else  // Symbolizer unimplemented
-
-TEST(Symbolize, Unimplemented) {
-  char buf[64];
-  EXPECT_FALSE(absl::Symbolize((void *)(&nonstatic_func), buf, sizeof(buf)));
-  EXPECT_FALSE(absl::Symbolize((void *)(&static_func), buf, sizeof(buf)));
-  EXPECT_FALSE(absl::Symbolize((void *)(&Foo::func), buf, sizeof(buf)));
-}
-
-#endif
-
-int main(int argc, char **argv) {
-#if !defined(__EMSCRIPTEN__)
-  // Make sure kHpageTextPadding is linked into the binary.
-  if (volatile_bool) {
-    ABSL_RAW_LOG(INFO, "%s", kHpageTextPadding);
-  }
-#endif  // !defined(__EMSCRIPTEN__)
-
-#if ABSL_PER_THREAD_TLS
-  // Touch the per-thread variables.
-  symbolize_test_thread_small[0] = 0;
-  symbolize_test_thread_big[0] = 0;
-#endif
-
-  absl::InitializeSymbolizer(argv[0]);
-  testing::InitGoogleTest(&argc, argv);
-
-#if defined(ABSL_INTERNAL_HAVE_ELF_SYMBOLIZE) || \
-    defined(ABSL_INTERNAL_HAVE_DARWIN_SYMBOLIZE)
-  TestWithPCInsideInlineFunction();
-  TestWithPCInsideNonInlineFunction();
-  TestWithReturnAddress();
-#endif
-
-  return RUN_ALL_TESTS();
-}