王克驰 wrote: > Hi gcc-help, > > Our system crashed which was compiled by GCC. While, we can not say > that GCC compiler is the root cause. > > But the strange thing is that I created a sample test code and > compiled it with GCC. It worked fine when I chose O0 as the > optimization level but it crashed when I chose other optimization > levels. > > It did not crashed when I used SUN CC compiler no matter which > optimization level I chose. > > Below please find my test code and Makefile. The code is very simple > and the only thing I did is let it link to a library > /usr/lib/64/libicuio.so.3. This works for me on Linux, so I guess the problem is something to do with Solaris, perhaps libicuio.so.3, whatever that is. Andrew.