[Scons-users] scons and openmp problem

[mohammed shambakey]

Hi Bill

When running "which g++" it gives me

/opt/apps/gcc/5.3.0/bin/g++

On Thu, May 5, 2016 at 1:26 PM, Bill Deegan <bill at baddogconsulting.com>
wrote:

> Do you have multitple versions of gcc installed?
> What's the path to the one you want to use?
>
> My first guess is you're picking up and older version of g++ from /usr/bin
> and your gcc 5.3.0 is installed elsewhere so you'll have to be explicit
> about it's location.
>
> -Bill
>
> On Thu, May 5, 2016 at 1:10 PM, mohammed shambakey <shambakey1 at gmail.com>
> wrote:
>
>> Hi
>>
>> I'm trying to compile a c++ program that has openmp reduction clause.
>> When running scons, it gives me the following error:
>>
>> scons: Building targets ...
>> g++ -o etc/section.o -c -Wall -fopenmp -O2 -Ietc -Ilib etc/section.cc
>> etc/section.cc: In function 'int data_location(Section*, char*)':
>> etc/section.cc:18: error: expected '+', '*', '-', '&', '^', '|', '&&', or
>> '||' before 'min'
>> scons: *** [etc/section.o] Error 1
>> scons: building terminated because of errors.
>>
>> I tried to compile the etc/section.cc file with g++ only as indicated in
>> the second line in the above error as follows:
>>
>> g++ -o etc/section.o -c -Wall -fopenmp -O2 -Ietc -Ilib etc/section.cc
>>
>> and it compiled correctly.
>>
>> The g++ version is g++ (GCC) 5.3.0, with support for openmp 4.0. I tried
>> simple example for "reduction" with "min" operation and it worked correctly
>> when compiled with g++ (I haven't tried it with scons)
>>
>> I don't know what is wrong?
>>
>> Thanks
>>
>> --
>> Mohammed
>>
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>>
>
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-- 
Mohammed
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