[NFC] Update comments

Don't prepend function or data name before each comment. Split into its own NFC patch as requested in D46858.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@332323 91177308-0d34-0410-b5e6-96231b3b80d8

include/llvm/Support/Signals.h

@@ -56,9 +56,9 @@ namespace sys {
   // Run all registered signal handlers.
   void RunSignalHandlers();
 
-  /// AddSignalHandler - Add a function to be called when an abort/kill signal
-  /// is delivered to the process.  The handler can have a cookie passed to it
-  /// to identify what instance of the handler it is.
+  /// Add a function to be called when an abort/kill signal is delivered to the
+  /// process. The handler can have a cookie passed to it to identify what
+  /// instance of the handler it is.
   void AddSignalHandler(void (*FnPtr)(void *), void *Cookie);
 
   /// This function registers a function to be called when the user "interrupts"

lib/Support/Unix/Signals.inc

@@ -62,22 +62,22 @@ static RETSIGTYPE SignalHandler(int Sig);  // defined below.
 
 static ManagedStatic<sys::SmartMutex<true> > SignalsMutex;
 
-/// InterruptFunction - The function to call if ctrl-c is pressed.
+/// The function to call if ctrl-c is pressed.
 static void (*InterruptFunction)() = nullptr;
 
 static ManagedStatic<std::vector<std::string>> FilesToRemove;
 
 static StringRef Argv0;
 
-// IntSigs - Signals that represent requested termination. There's no bug
-// or failure, or if there is, it's not our direct responsibility. For whatever
-// reason, our continued execution is no longer desirable.
+// Signals that represent requested termination. There's no bug or failure, or
+// if there is, it's not our direct responsibility. For whatever reason, our
+// continued execution is no longer desirable.
 static const int IntSigs[] = {
   SIGHUP, SIGINT, SIGPIPE, SIGTERM, SIGUSR1, SIGUSR2
 };
 
-// KillSigs - Signals that represent that we have a bug, and our prompt
-// termination has been ordered.
+// Signals that represent that we have a bug, and our prompt termination has
+// been ordered.
 static const int KillSigs[] = {
   SIGILL, SIGTRAP, SIGABRT, SIGFPE, SIGBUS, SIGSEGV, SIGQUIT
 #ifdef SIGSYS
@@ -172,10 +172,9 @@ static void UnregisterHandlers() {
 }
 
 
-/// RemoveFilesToRemove - Process the FilesToRemove list. This function
-/// should be called with the SignalsMutex lock held.
-/// NB: This must be an async signal safe function. It cannot allocate or free
-/// memory, even in debug builds.
+/// Process the FilesToRemove list. This function should be called with the
+/// SignalsMutex lock held. NB: This must be an async signal safe function. It
+/// cannot allocate or free memory, even in debug builds.
 static void RemoveFilesToRemove() {
   // Avoid constructing ManagedStatic in the signal handler.
   // If FilesToRemove is not constructed, there are no files to remove.
@@ -206,7 +205,7 @@ static void RemoveFilesToRemove() {
   }
 }
 
-// SignalHandler - The signal handler that runs.
+// The signal handler that runs.
 static RETSIGTYPE SignalHandler(int Sig) {
   // Restore the signal behavior to default, so that the program actually
   // crashes when we return and the signal reissues.  This also ensures that if
@@ -265,7 +264,7 @@ void llvm::sys::SetInterruptFunction(void (*IF)()) {
   RegisterHandlers();
 }
 
-// RemoveFileOnSignal - The public API
+// The public API
 bool llvm::sys::RemoveFileOnSignal(StringRef Filename,
                                    std::string* ErrMsg) {
   {
@@ -277,7 +276,7 @@ bool llvm::sys::RemoveFileOnSignal(StringRef Filename,
   return false;
 }
 
-// DontRemoveFileOnSignal - The public API
+// The public API
 void llvm::sys::DontRemoveFileOnSignal(StringRef Filename) {
   sys::SmartScopedLock<true> Guard(*SignalsMutex);
   std::vector<std::string>::reverse_iterator RI =
@@ -287,9 +286,9 @@ void llvm::sys::DontRemoveFileOnSignal(StringRef Filename) {
     I = FilesToRemove->erase(RI.base()-1);
 }
 
-/// AddSignalHandler - Add a function to be called when a signal is delivered
-/// to the process.  The handler can have a cookie passed to it to identify
-/// what instance of the handler it is.
+/// Add a function to be called when a signal is delivered to the process. The
+/// handler can have a cookie passed to it to identify what instance of the
+/// handler it is.
 void llvm::sys::AddSignalHandler(void (*FnPtr)(void *), void *Cookie) {
   CallBacksToRun->push_back(std::make_pair(FnPtr, Cookie));
   RegisterHandlers();
@@ -384,8 +383,8 @@ static int unwindBacktrace(void **StackTrace, int MaxEntries) {
 }
 #endif
 
-// PrintStackTrace - In the case of a program crash or fault, print out a stack
-// trace so that the user has an indication of why and where we died.
+// In the case of a program crash or fault, print out a stack trace so that the
+// user has an indication of why and where we died.
 //
 // On glibc systems we have the 'backtrace' function, which works nicely, but
 // doesn't demangle symbols.
@@ -464,8 +463,8 @@ static void PrintStackTraceSignalHandler(void *) {
 
 void llvm::sys::DisableSystemDialogsOnCrash() {}
 
-/// PrintStackTraceOnErrorSignal - When an error signal (such as SIGABRT or
-/// SIGSEGV) is delivered to the process, print a stack trace and then exit.
+/// When an error signal (such as SIGABRT or SIGSEGV) is delivered to the
+/// process, print a stack trace and then exit.
 void llvm::sys::PrintStackTraceOnErrorSignal(StringRef Argv0,
                                              bool DisableCrashReporting) {
   ::Argv0 = Argv0;

lib/Support/Windows/Signals.inc

@@ -190,7 +190,7 @@ using namespace llvm;
 static LONG WINAPI LLVMUnhandledExceptionFilter(LPEXCEPTION_POINTERS ep);
 static BOOL WINAPI LLVMConsoleCtrlHandler(DWORD dwCtrlType);
 
-// InterruptFunction - The function to call if ctrl-c is pressed.
+// The function to call if ctrl-c is pressed.
 static void (*InterruptFunction)() = 0;
 
 static std::vector<std::string> *FilesToRemove = NULL;
@@ -387,9 +387,9 @@ namespace llvm {
 //===----------------------------------------------------------------------===//
 
 #ifdef _MSC_VER
-/// AvoidMessageBoxHook - Emulates hitting "retry" from an "abort, retry,
-/// ignore" CRT debug report dialog.  "retry" raises an exception which
-/// ultimately triggers our stack dumper.
+/// Emulates hitting "retry" from an "abort, retry, ignore" CRT debug report
+/// dialog. "retry" raises an exception which ultimately triggers our stack
+/// dumper.
 static LLVM_ATTRIBUTE_UNUSED int
 AvoidMessageBoxHook(int ReportType, char *Message, int *Return) {
   // Set *Return to the retry code for the return value of _CrtDbgReport:
@@ -447,7 +447,7 @@ static void RegisterHandler() {
   // else multi-threading problems will ensue.
 }
 
-// RemoveFileOnSignal - The public API
+// The public API
 bool sys::RemoveFileOnSignal(StringRef Filename, std::string* ErrMsg) {
   RegisterHandler();
 
@@ -466,7 +466,7 @@ bool sys::RemoveFileOnSignal(StringRef Filename, std::string* ErrMsg) {
   return false;
 }
 
-// DontRemoveFileOnSignal - The public API
+// The public API
 void sys::DontRemoveFileOnSignal(StringRef Filename) {
   if (FilesToRemove == NULL)
     return;
@@ -500,8 +500,8 @@ void sys::DisableSystemDialogsOnCrash() {
   _set_error_mode(_OUT_TO_STDERR);
 }
 
-/// PrintStackTraceOnErrorSignal - When an error signal (such as SIGABRT or
-/// SIGSEGV) is delivered to the process, print a stack trace and then exit.
+/// When an error signal (such as SIGABRT or SIGSEGV) is delivered to the
+/// process, print a stack trace and then exit.
 void sys::PrintStackTraceOnErrorSignal(StringRef Argv0,
                                        bool DisableCrashReporting) {
   ::Argv0 = Argv0;
@@ -557,9 +557,9 @@ void llvm::sys::SetInterruptFunction(void (*IF)()) {
 }
 
 
-/// AddSignalHandler - Add a function to be called when a signal is delivered
-/// to the process.  The handler can have a cookie passed to it to identify
-/// what instance of the handler it is.
+/// Add a function to be called when a signal is delivered to the process. The
+/// handler can have a cookie passed to it to identify what instance of the
+/// handler it is.
 void llvm::sys::AddSignalHandler(void (*FnPtr)(void *), void *Cookie) {
   CallBacksToRun->push_back(std::make_pair(FnPtr, Cookie));
   RegisterHandler();