异常时C++显示堆栈跟踪

void beforeCrash(void);
static const bool SET_TERMINATE = std::set_terminate(beforeCrash);
void beforeCrash() {
    __asm("int3");
int main(int argc, char *argv[])
SetUnhandledExceptionFilter(windows_exception_handler);
}

/******************************************
#Makefile with flags for printing backtrace with function names
# compile with symbols for backtrace
CXXFLAGS=-g
# add symbols to dynamic symbol table for backtrace
LDFLAGS=-rdynamic
turducken: turducken.cc
******************************************/
#include <cstdio>
#include <stdexcept>
#include <execinfo.h>
#include "stacktrace.h" /* https://panthema.net/2008/0901-stacktrace-demangled/ */
// simple exception that prints backtrace when constructed
class btoverflow_error: public std::overflow_error
    public:
    btoverflow_error( const std::string& arg ) :
        std::overflow_error( arg )
        print_stacktrace();
void chicken(void)
    throw btoverflow_error( "too big" );
void duck(void)
    chicken();
void turkey(void)
    duck();
int main( int argc, char *argv[])
        turkey();
    catch( btoverflow_error e)
        printf( "caught exception: %s\n", e.what() );
}

stack trace:
 ./turducken : btoverflow_error::btoverflow_error(std::string const&)+0x43
 ./turducken : chicken()+0x48
 ./turducken : duck()+0x9
 ./turducken : turkey()+0x9
 ./turducken : main()+0x15
 /lib/x86_64-linux-gnu/libc.so.6 : __libc_start_main()+0xf5
 ./turducken() [0x401629]

#include <boost/stacktrace.hpp>
// ... somewhere inside the bar(int) function that is called recursively:
std::cout << boost::stacktrace::stacktrace();

// stacktrace.h (c) 2008, Timo Bingmann from http://idlebox.net/
// published under the WTFPL v2.0
#ifndef _STACKTRACE_H_
#define _STACKTRACE_H_
#include <stdio.h>
#include <stdlib.h>
#include <execinfo.h>
#include <cxxabi.h>
/** Print a demangled stack backtrace of the caller function to FILE* out. */
static inline void print_stacktrace(FILE *out = stderr, unsigned int max_frames = 63)
    fprintf(out, "stack trace:\n");
    // storage array for stack trace address data
    void* addrlist[max_frames+1];
    // retrieve current stack addresses
    int addrlen = backtrace(addrlist, sizeof(addrlist) / sizeof(void*));
    if (addrlen == 0) {
    fprintf(out, "  <empty, possibly corrupt>\n");
    return;
    // resolve addresses into strings containing "filename(function+address)",
    // this array must be free()-ed
    char** symbollist = backtrace_symbols(addrlist, addrlen);
    // allocate string which will be filled with the demangled function name
    size_t funcnamesize = 256;
    char* funcname = (char*)malloc(funcnamesize);
    // iterate over the returned symbol lines. skip the first, it is the
    // address of this function.
    for (int i = 1; i < addrlen; i++)
    char *begin_name = 0, *begin_offset = 0, *end_offset = 0;
    // find parentheses and +address offset surrounding the mangled name:
    // ./module(function+0x15c) [0x8048a6d]
    for (char *p = symbollist[i]; *p; ++p)
        if (*p == '(')
        begin_name = p;
        else if (*p == '+')
        begin_offset = p;
        else if (*p == ')' && begin_offset) {
        end_offset = p;
        break;
    if (begin_name && begin_offset && end_offset
        && begin_name < begin_offset)
        *begin_name++ = '\0';
        *begin_offset++ = '\0';
        *end_offset = '\0';
        // mangled name is now in [begin_name, begin_offset) and caller
        // offset in [begin_offset, end_offset). now apply
        // __cxa_demangle():
        int status;
        char* ret = abi::__cxa_demangle(begin_name,
                        funcname, &funcnamesize, &status);
        if (status == 0) {
        funcname = ret; // use possibly realloc()-ed string
        fprintf(out, "  %s : %s+%s\n",
            symbollist[i], funcname, begin_offset);
        else {
        // demangling failed. Output function name as a C function with
        // no arguments.
        fprintf(out, "  %s : %s()+%s\n",
            symbollist[i], begin_name, begin_offset);
        // couldn't parse the line? print the whole line.
        fprintf(out, "  %s\n", symbollist[i]);
    free(funcname);
    free(symbollist);
#endif // _STACKTRACE_H_

#include <stdexcept>
#include <typeinfo>
#include <dlfcn.h>
extern "C" void __cxa_throw(void *thrown_object, std::type_info *tinfo, void (*dest)(void *));
static void (*__cxa_throw_orig)(void *thrown_object, std::type_info *tinfo, void (*dest)(void *));
extern "C" void luna_cxa_throw(void *thrown_object, std::type_info *tinfo, void (*dest)(void *))
    printf("Mew-exception you can catch your backtrace here!");
    __cxa_throw_orig(thrown_object, tinfo, dest);
//__attribute__ ((used))
//__attribute__ ((section ("__DATA,__interpose")))
static struct replace_pair_t {
    void *replacement, *replacee;
} replace_pair = { (void*)luna_cxa_throw, (void*)__cxa_throw };
extern "C" const struct mach_header __dso_handle;
extern "C" void dyld_dynamic_interpose(const struct mach_header*,
                               const replace_pair_t replacements[],
                               size_t count);
int fn()
    int a = 10; ++a;
    throw std::runtime_error("Mew!");
int main(int argc, const char * argv[]) {
    __cxa_throw_orig = (void (*)(void *thrown_object, std::type_info *tinfo, void (*dest)(void *)))dlsym(RTLD_DEFAULT, "__cxa_throw");

异常时C++显示堆栈跟踪

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