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C/C++

Showing 35

Behaviour of comma operator in C++

We use multiple C and C++ compilers, including IBM XL C/C++ for AIX V11.1.0.18. XL C++ appears to treat comma expressions differently depending if they are an argument to a return statement or a function or if they are used elsewhere. This behavio...
over 10 years ago in C/C++ and Fortran Compilers / C/C++ 3 Not under consideration

Long compile time with -qsmp=omp for non-openmp files

XLC enforces -qhot optimization steps with -qsmp=omp option even for non-OMP source files, making the compile time unnecessarily long for such cases. The -qsmp=omp compile time issue becomes a dramatic problem because in user's makefile, the optio...
over 10 years ago in C/C++ and Fortran Compilers / C/C++ 6 Not under consideration

DB2 & CICS coprocessors do not provide enough debug information

To convert to co-processors we need to have the CICS and DB2 listings or something equivalent. We always print the first page of the DB2 and CICS pre-processor listingbecause they tell the applications the verson of DB2 the program was compiled us...
over 10 years ago in C/C++ and Fortran Compilers / C/C++ 4 Not under consideration

Provide some 64-bit compiler intrinsics when compiling 32-bit on a 64- bit architecture

The xlC compiler supplies (many) intrinsics that be used in lieu of assembly. Some of these intrinsic work on 32-bit words, and some on 64- bit double-words. (There are many others, but our interest here is 32- bit and 64-bit). __lwarx() load-word...
over 11 years ago in C/C++ and Fortran Compilers / C/C++ 8 Not under consideration

Erreur de compilation : No csects or exported symbols have been saved

Probl?me de compilation que nous rencontrons. C'est le dernier par rapport au lot que nous avons ? traiter.<br />L'erreur obtenue est la suivante :<br />ld: 0711-327 WARNING: Entry point not found: __start<br />ld: 0711-244 ERROR...
over 11 years ago in C/C++ and Fortran Compilers / C/C++ 2 Not under consideration

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