[NFC][sanitizer] Clang-format sanitizer_symbolizer_posix_libcdep.cpp (#133011)

Author: vitalybuka

compiler-rt/lib/sanitizer_common/sanitizer_symbolizer_posix_libcdep.cpp

@@ -38,9 +38,10 @@
 // because we do not require a C++ ABI library to be linked to a program
 // using sanitizers; if it's not present, we'll just use the mangled name.
 namespace __cxxabiv1 {
-  extern "C" SANITIZER_WEAK_ATTRIBUTE
-  char *__cxa_demangle(const char *mangled, char *buffer,
-                                  size_t *length, int *status);
+extern "C" SANITIZER_WEAK_ATTRIBUTE char *__cxa_demangle(const char *mangled,
+                                                         char *buffer,
+                                                         size_t *length,
+                                                         int *status);
 }
 
 namespace __sanitizer {
@@ -53,8 +54,7 @@ const char *DemangleCXXABI(const char *name) {
   // it does not allocate). For now, we just call it anyway, and we leak
   // the returned value.
   if (&__cxxabiv1::__cxa_demangle)
-    if (const char *demangled_name =
-          __cxxabiv1::__cxa_demangle(name, 0, 0, 0))
+    if (const char *demangled_name = __cxxabiv1::__cxa_demangle(name, 0, 0, 0))
       return demangled_name;
 
   return nullptr;
@@ -85,7 +85,8 @@ const char *DemangleSwift(const char *name) {
 }
 
 const char *DemangleSwiftAndCXX(const char *name) {
-  if (!name) return nullptr;
+  if (!name)
+    return nullptr;
   if (const char *swift_demangled_name = DemangleSwift(name))
     return swift_demangled_name;
   return DemangleCXXABI(name);
@@ -114,7 +115,8 @@ static bool CreateTwoHighNumberedPipes(int *infd_, int *outfd_) {
       } else {
         outfd = sock_pair[i];
         for (int j = 0; j < i; j++) {
-          if (sock_pair[j] == infd) continue;
+          if (sock_pair[j] == infd)
+            continue;
           internal_close(sock_pair[j][0]);
           internal_close(sock_pair[j][1]);
         }
@@ -155,7 +157,7 @@ bool SymbolizerProcess::StartSymbolizerSubprocess() {
   }
 
   if (use_posix_spawn_) {
-#if SANITIZER_APPLE
+#  if SANITIZER_APPLE
     fd_t fd = internal_spawn(argv, const_cast<const char **>(GetEnvP()), &pid);
     if (fd == kInvalidFd) {
       Report("WARNING: failed to spawn external symbolizer (errno: %d)\n",
@@ -165,14 +167,16 @@ bool SymbolizerProcess::StartSymbolizerSubprocess() {
 
     input_fd_ = fd;
     output_fd_ = fd;
-#else  // SANITIZER_APPLE
+#  else   // SANITIZER_APPLE
     UNIMPLEMENTED();
-#endif  // SANITIZER_APPLE
+#  endif  // SANITIZER_APPLE
   } else {
     fd_t infd[2] = {}, outfd[2] = {};
     if (!CreateTwoHighNumberedPipes(infd, outfd)) {
-      Report("WARNING: Can't create a socket pair to start "
-             "external symbolizer (errno: %d)\n", errno);
+      Report(
+          "WARNING: Can't create a socket pair to start "
+          "external symbolizer (errno: %d)\n",
+          errno);
       return false;
     }
 
@@ -260,10 +264,11 @@ bool Addr2LineProcess::ReachedEndOfOutput(const char *buffer,
   // 1. First one, corresponding to given offset to be symbolized
   // (may be equal to output_terminator_, if offset is not valid).
   // 2. Second one for output_terminator_, itself to mark the end of output.
-  if (length <= kTerminatorLen) return false;
+  if (length <= kTerminatorLen)
+    return false;
   // Addr2Line output should end up with output_terminator_.
-  return !internal_memcmp(buffer + length - kTerminatorLen,
-                          output_terminator_, kTerminatorLen);
+  return !internal_memcmp(buffer + length - kTerminatorLen, output_terminator_,
+                          kTerminatorLen);
 }
 
 class Addr2LinePool final : public SymbolizerTool {
@@ -283,9 +288,7 @@ class Addr2LinePool final : public SymbolizerTool {
     return false;
   }
 
-  bool SymbolizeData(uptr addr, DataInfo *info) override {
-    return false;
-  }
+  bool SymbolizeData(uptr addr, DataInfo *info) override { return false; }
 
  private:
   const char *SendCommand(const char *module_name, uptr module_offset) {
@@ -299,22 +302,21 @@ class Addr2LinePool final : public SymbolizerTool {
     }
     if (!addr2line) {
       addr2line =
-          new(*allocator_) Addr2LineProcess(addr2line_path_, module_name);
+          new (*allocator_) Addr2LineProcess(addr2line_path_, module_name);
       addr2line_pool_.push_back(addr2line);
     }
     CHECK_EQ(0, internal_strcmp(module_name, addr2line->module_name()));
     char buffer[kBufferSize];
-    internal_snprintf(buffer, kBufferSize, "0x%zx\n0x%zx\n",
-                      module_offset, dummy_address_);
+    internal_snprintf(buffer, kBufferSize, "0x%zx\n0x%zx\n", module_offset,
+                      dummy_address_);
     return addr2line->SendCommand(buffer);
   }
 
   static const uptr kBufferSize = 64;
   const char *addr2line_path_;
   LowLevelAllocator *allocator_;
-  InternalMmapVector<Addr2LineProcess*> addr2line_pool_;
-  static const uptr dummy_address_ =
-      FIRST_32_SECOND_64(UINT32_MAX, UINT64_MAX);
+  InternalMmapVector<Addr2LineProcess *> addr2line_pool_;
+  static const uptr dummy_address_ = FIRST_32_SECOND_64(UINT32_MAX, UINT64_MAX);
 };
 
 #  if SANITIZER_SUPPORTS_WEAK_HOOKS
@@ -352,8 +354,9 @@ class InternalSymbolizer final : public SymbolizerTool {
   }
 
   bool SymbolizePC(uptr addr, SymbolizedStack *stack) override {
-    bool result = __sanitizer_symbolize_code(
-        stack->info.module, stack->info.module_offset, buffer_, sizeof(buffer_));
+    bool result = __sanitizer_symbolize_code(stack->info.module,
+                                             stack->info.module_offset, buffer_,
+                                             sizeof(buffer_));
     if (result)
       ParseSymbolizePCOutput(buffer_, stack);
     return result;
@@ -423,41 +426,43 @@ static SymbolizerTool *ChooseExternalSymbolizer(LowLevelAllocator *allocator) {
   } else if (!internal_strncmp(binary_name, kLLVMSymbolizerPrefix,
                                internal_strlen(kLLVMSymbolizerPrefix))) {
     VReport(2, "Using llvm-symbolizer at user-specified path: %s\n", path);
-    return new(*allocator) LLVMSymbolizer(path, allocator);
+    return new (*allocator) LLVMSymbolizer(path, allocator);
   } else if (!internal_strcmp(binary_name, "atos")) {
-#if SANITIZER_APPLE
+#  if SANITIZER_APPLE
     VReport(2, "Using atos at user-specified path: %s\n", path);
-    return new(*allocator) AtosSymbolizer(path, allocator);
-#else  // SANITIZER_APPLE
+    return new (*allocator) AtosSymbolizer(path, allocator);
+#  else   // SANITIZER_APPLE
     Report("ERROR: Using `atos` is only supported on Darwin.\n");
     Die();
-#endif  // SANITIZER_APPLE
+#  endif  // SANITIZER_APPLE
   } else if (!internal_strcmp(binary_name, "addr2line")) {
     VReport(2, "Using addr2line at user-specified path: %s\n", path);
-    return new(*allocator) Addr2LinePool(path, allocator);
+    return new (*allocator) Addr2LinePool(path, allocator);
   } else if (path) {
-    Report("ERROR: External symbolizer path is set to '%s' which isn't "
-           "a known symbolizer. Please set the path to the llvm-symbolizer "
-           "binary or other known tool.\n", path);
+    Report(
+        "ERROR: External symbolizer path is set to '%s' which isn't "
+        "a known symbolizer. Please set the path to the llvm-symbolizer "
+        "binary or other known tool.\n",
+        path);
     Die();
   }
 
   // Otherwise symbolizer program is unknown, let's search $PATH
   CHECK(path == nullptr);
-#if SANITIZER_APPLE
+#  if SANITIZER_APPLE
   if (const char *found_path = FindPathToBinary("atos")) {
     VReport(2, "Using atos found at: %s\n", found_path);
-    return new(*allocator) AtosSymbolizer(found_path, allocator);
+    return new (*allocator) AtosSymbolizer(found_path, allocator);
   }
-#endif  // SANITIZER_APPLE
+#  endif  // SANITIZER_APPLE
   if (const char *found_path = FindPathToBinary("llvm-symbolizer")) {
     VReport(2, "Using llvm-symbolizer found at: %s\n", found_path);
-    return new(*allocator) LLVMSymbolizer(found_path, allocator);
+    return new (*allocator) LLVMSymbolizer(found_path, allocator);
   }
   if (common_flags()->allow_addr2line) {
     if (const char *found_path = FindPathToBinary("addr2line")) {
       VReport(2, "Using addr2line found at: %s\n", found_path);
-      return new(*allocator) Addr2LinePool(found_path, allocator);
+      return new (*allocator) Addr2LinePool(found_path, allocator);
     }
   }
   return nullptr;
@@ -492,17 +497,17 @@ static void ChooseSymbolizerTools(IntrusiveList<SymbolizerTool> *list,
     list->push_back(tool);
   }
 
-#if SANITIZER_APPLE
+#  if SANITIZER_APPLE
   VReport(2, "Using dladdr symbolizer.\n");
-  list->push_back(new(*allocator) DlAddrSymbolizer());
-#endif  // SANITIZER_APPLE
+  list->push_back(new (*allocator) DlAddrSymbolizer());
+#  endif  // SANITIZER_APPLE
 }
 
 Symbolizer *Symbolizer::PlatformInit() {
   IntrusiveList<SymbolizerTool> list;
   list.clear();
   ChooseSymbolizerTools(&list, &symbolizer_allocator_);
-  return new(symbolizer_allocator_) Symbolizer(list);
+  return new (symbolizer_allocator_) Symbolizer(list);
 }
 
 void Symbolizer::LateInitialize() {