mingw 编译c++ 最简单的程序出现Program received signal SIGSEGV, Segmentation fault.

#include <iostream>
#include <stdio.h>
#include "time.h"
#include "receive.h"

void receive::recv(void)
{
time_t t1;
time(&t1);
std::cout << "current time" <<ctime(&t1)<<std::endl;
//	printf("hello o\n");
return;
}

platform = $(shell uname)

#

ifneq (,$(findstring MINGW,$(platform)))
CXXFLAGS = -I$(QTDIR)/include -I$(QTDIR)/include/QtCore -I$(QTDIR)/include/QtGui -I.
LDFLAGS =  -Wl,--enable-runtime-pseudo-reloc  -L$(QTDIR)/lib
QTLDLIBS =  ${LDFLAGS} -lQtCore4 -lQtGui4 -lSetupApi -lregex
MOC = $(QTDIR)/bin/moc
else
CXXFLAGS = $(shell pkg-config --cflags QtCore QtGui 2>/dev/null) -Wall -O0
QTLDLIBS = $(shell pkg-config --libs QtCore QtGui 2>/dev/null)
MOC = $(shell pkg-config --variable=moc_location QtCore)
LDLIBS +=  -ldl
LUAPLATFORM = linux
endif

LDLIBS += $(QTLDLIBS)

TARGET = no1
OBJS = no1.o receive.o

all:$(OBJS)
g++ -flto $(CXXFLAGS) $^ $(LDLIBS) -o $(TARGET)

#all:$(OBJS)
#	g++ -Wl,--enable-runtime-pseudo-reloc -o ../$(TARGET) $^ ${LDFLAGS} -L/usr/lib/qt3/lib -L/usr/X11R6/lib -lQtCore4 -lQtGui4

%.o:%.cpp
g++ -pipe -Wall -W -O0 -DQT_NO_DEBUG ${CXXFLAGS} -c $<

.PHONY:all clean

clean:
-rm -rf *.o *.exe $(TARGET)