This is the mail archive of the
gcc-help@gcc.gnu.org
mailing list for the GCC project.
Re: Is there heap size limitaion?
Anna Sidera wrote:
>
> From: Andrew Haley <aph@redhat.com>
>
>> Anna Sidera wrote:
>>> ----- -----
>>> From: Andrew Haley <aph@redhat.com>
>>>> Anna Sidera wrote:
>>>>> Can you tell me if there is heap size limitation in gcc? I use
>> a
>>>> server with 4 CPU and 16 BG ram. I create tables using malloc
>> and
>>>> the total memory I can use is a little less than 4 GB.
>>>>
>>>> Seems odd. What OS / architecture are you using?
>>> I am using unix. SunOS 5.10
>> OK, but what architecture? 32-bit or 64-bit mode?
>>
>> Type
>>
>> isainfo -v
>>
>> If it's 32-bit then you will be limited, obviously.
>> If gcc is generating 32-bit executables then you will also be
>> limited. The -m64/-m32 options control this.
> isainfo -v gives the following output:
>
> 64-bit sparcv9 applications
> vis2 vis
> 32-bit sparc applications
> vis2 vis v8plus div32 mul32
So, did compiling with -m64 fix it?
Andrew.