MinGW编译的程序在64位Windows上崩溃

MinGW compiled programs crash on 64 bit Windows

本文关键字:Windows 崩溃 64位 编译 程序 MinGW      更新时间:2023-10-16

我在带有Intel Core i7-3612QM的64位Windows 7上安装了32位MinGW和64位Eclipse CDT。当我编译并运行hello world时,字符串会打印出来,但程序随后会得到一个SIGILL

来源:

#include <iostream>
using namespace std;
int main() {
    cout << "Hello World!" << endl;
    return 0;
}

Stacktrace:

hello.exe [C/C++ Application]   
    hello.exe [5532]    
        Thread [1] 0 (Suspended : Signal : SIGILL:Illegal instruction)  
            libstdc++-6!_ZSt4cout() at 0x6fccc3c0   
            libstdc++-6!_ZNSolsEPFRSoS_E() at 0x6fc8908c    
            _fu0___ZSt4cout() at hello.cpp:5 0x4013be   
    gdb 

添加cin会导致segfault:

来源:

#include <iostream>
#include <string>
using namespace std;
int main() {
    string name;
    cout << "Please type your name: ";
    cin >> name;
    cout << "Hello " << name << endl;
    return 0;
}

详细编译器输出:

C:UsersSeantemp>g++ -v main.cpp
Using built-in specs.
COLLECT_GCC=g++
COLLECT_LTO_WRAPPER=c:/mingw/bin/../libexec/gcc/mingw32/4.6.2/lto-wrapper.exe
Target: mingw32
Configured with: ../gcc-4.6.2/configure --enable-languages=c,c++,ada,fortran,obj
c,obj-c++ --disable-sjlj-exceptions --with-dwarf2 --enable-shared --enable-libgo
mp --disable-win32-registry --enable-libstdcxx-debug --enable-version-specific-r
untime-libs --build=mingw32 --prefix=/mingw
Thread model: win32
gcc version 4.6.2 (GCC)
COLLECT_GCC_OPTIONS='-v' '-shared-libgcc' '-mtune=i386' '-march=i386'
 c:/mingw/bin/../libexec/gcc/mingw32/4.6.2/cc1plus.exe -quiet -v -iprefix c:min
gwbin../lib/gcc/mingw32/4.6.2/ main.cpp -quiet -dumpbase main.cpp -mtune=i386
-march=i386 -auxbase main -version -o C:UsersSeanAppDataLocalTempccSVBzeY.
s
GNU C++ (GCC) version 4.6.2 (mingw32)
        compiled by GNU C version 4.6.2, GMP version 5.0.1, MPFR version 2.4.1,
MPC version 0.8.1
GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072
ignoring nonexistent directory "c:mingwbin../lib/gcc/mingw32/4.6.2/../../../.
./mingw32/include"
ignoring duplicate directory "c:/mingw/lib/gcc/../../lib/gcc/mingw32/4.6.2/inclu
de/c++"
ignoring duplicate directory "c:/mingw/lib/gcc/../../lib/gcc/mingw32/4.6.2/inclu
de/c++/mingw32"
ignoring duplicate directory "c:/mingw/lib/gcc/../../lib/gcc/mingw32/4.6.2/inclu
de/c++/backward"
ignoring duplicate directory "c:/mingw/lib/gcc/../../lib/gcc/mingw32/4.6.2/inclu
de"
ignoring duplicate directory "/mingw/lib/gcc/mingw32/4.6.2/../../../../include"
ignoring duplicate directory "c:/mingw/lib/gcc/../../include"
ignoring duplicate directory "c:/mingw/lib/gcc/../../lib/gcc/mingw32/4.6.2/inclu
de-fixed"
ignoring nonexistent directory "c:/mingw/lib/gcc/../../lib/gcc/mingw32/4.6.2/../
../../../mingw32/include"
ignoring duplicate directory "/mingw/include"
#include "..." search starts here:
#include <...> search starts here:
 c:mingwbin../lib/gcc/mingw32/4.6.2/include/c++
 c:mingwbin../lib/gcc/mingw32/4.6.2/include/c++/mingw32
 c:mingwbin../lib/gcc/mingw32/4.6.2/include/c++/backward
 c:mingwbin../lib/gcc/mingw32/4.6.2/include
 c:mingwbin../lib/gcc/mingw32/4.6.2/../../../../include
 c:mingwbin../lib/gcc/mingw32/4.6.2/include-fixed
End of search list.
GNU C++ (GCC) version 4.6.2 (mingw32)
        compiled by GNU C version 4.6.2, GMP version 5.0.1, MPFR version 2.4.1,
MPC version 0.8.1
GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072
Compiler executable checksum: f7eb4168c2cf10318cc29da8d23b7f3c
COLLECT_GCC_OPTIONS='-v' '-shared-libgcc' '-mtune=i386' '-march=i386'
 c:/mingw/bin/../lib/gcc/mingw32/4.6.2/../../../../mingw32/bin/as.exe -o C:User
sSeanAppDataLocalTempccb0vTGl.o C:UsersSeanAppDataLocalTempccSVBzeY.s
COMPILER_PATH=c:/mingw/bin/../libexec/gcc/mingw32/4.6.2/;c:/mingw/bin/../libexec
/gcc/;c:/mingw/bin/../lib/gcc/mingw32/4.6.2/../../../../mingw32/bin/
LIBRARY_PATH=c:/mingw/bin/../lib/gcc/mingw32/4.6.2/;c:/mingw/bin/../lib/gcc/;c:/
mingw/bin/../lib/gcc/mingw32/4.6.2/../../../../mingw32/lib/;c:/mingw/bin/../lib/
gcc/mingw32/4.6.2/../../../;/mingw/lib/
COLLECT_GCC_OPTIONS='-v' '-shared-libgcc' '-mtune=i386' '-march=i386'
 c:/mingw/bin/../libexec/gcc/mingw32/4.6.2/collect2.exe -Bdynamic -u ___register
_frame_info -u ___deregister_frame_info c:/mingw/bin/../lib/gcc/mingw32/4.6.2/..
/../../crt2.o c:/mingw/bin/../lib/gcc/mingw32/4.6.2/crtbegin.o -Lc:/mingw/bin/..
/lib/gcc/mingw32/4.6.2 -Lc:/mingw/bin/../lib/gcc -Lc:/mingw/bin/../lib/gcc/mingw
32/4.6.2/../../../../mingw32/lib -Lc:/mingw/bin/../lib/gcc/mingw32/4.6.2/../../.
. -L/mingw/lib C:UsersSeanAppDataLocalTempccb0vTGl.o -lstdc++ -lmingw32 -l
gcc_s -lgcc -lmoldname -lmingwex -lmsvcrt -ladvapi32 -lshell32 -luser32 -lkernel
32 -lmingw32 -lgcc_s -lgcc -lmoldname -lmingwex -lmsvcrt c:/mingw/bin/../lib/gcc
/mingw32/4.6.2/crtend.o

Stacktrace:

hello.exe [C/C++ Application]   
    hello.exe [9092]    
        Thread [1] 0 (Suspended : Signal : SIGSEGV:Segmentation fault)  
            libstdc++-6!_ZNSs12_Alloc_hiderC1EPcRKSaIcE() at 0x6fc89542 
            libstdc++-6!_ZNSsC1Ev() at 0x6fc8c38b   
            main() at hello.cpp:7 0x4013a7  
    gdb 

使用32位code::blocks或从命令行手动编译时也会出现问题。

我该怎么解决这个问题?

当我试图在另一台没有安装MinGW的计算机上运行EXE时,它抱怨道:

程序无法启动,因为您缺少libgcc_s_dw2-1.dll计算机请尝试重新安装程序以解决此问题。

在谷歌上搜索该错误导致我提出SO问题该程序无法启动,因为libgcc_s_dw2-1.dll缺少

从答案来看:

libgcc_s_dw2-1.dll应该在编译器的bin目录中。您可以将此目录添加到PATH环境变量中运行时链接,或者您可以通过添加"static libgcc-static libstdc++"添加到编译器标志中。

所以我添加了标志,结果程序在两个系统上都能正常运行。我不知道为什么需要这些标志才能在我的开发系统上正常工作,因为MinGWbin目录在PATH中。有人能解释一下吗?我应该单独提出一个问题吗?