loop is not vectorised when it contains call to fmod() (Windows)
Greetings,I wonder why fmod() is not vectorised (using it as intrinsic function) when I use mutithreaded debug DLL as CRT. In assembler output there is call to CRT's...
View ArticleChoosing the best compiler to c++
There are many compilers to c++, what is the most suitable for the c++ and also the fastest.
View ArticleR Orphaned Processes
I've noticed strange behaviour with launching parallel processes in R that only appears when R is built with icc. The spawned parallel processes are not killed when the main process ends.Example code...
View ArticleLNK1248 error on solution that works with VS2010 & VS2012
I'm trying out the Intel compiler on a Windows solution that we've been building for some time with VS2010 tools (through VS2012). I have made no changes to the default settings, just set the solution...
View ArticleCambio del compilador predeterminado de Compilador Intel C++ a GCC para...
Número de referencia: DPD200248916Versiones del producto:Compilador Intel® C++ para Android*, host Windows*Compilador Intel® C++ para Android*, host Linux*Compilador Intel® C++ para Android*, host OS...
View ArticleLinking objects for different processor target
HiI wanted to know if there is (or could be an idea) a way to tell the Intel Linker to link file in order of CPU capabilities.For instance if i have test_avx.cpp compiled with /QxAVX and test_sse41.cpp...
View ArticleImplementation of the parallel runtime systems
Hi all,My question is about the implementation details of different parallel runtime systems, e.x. OpenMP, Cilk Plus, and TBB runtime systems.Where can I find a detailed information? For example:* How...
View Article-Wtype-limits support
Hi,I used the same compiler flags of gcc when using icc. So, when I used -Wall and -Wextra for the below code, I was expecting a warning of pointless comparison (which is always true) from icc....
View ArticleNotify Intrinsic Padding
Is it safe to assume that notify_intrinsic padding is always no-ops so that it can be safely overwritten without altering program behavior? So far this seems to be the case from what I have seen.
View ArticlePossible case for a warning in the compiler?
Hello everyone,While I was making several changes in my code, I came across a case when using pragmas, that I managed to reduce to the following very simple testcase, contained in the file...
View ArticleAuto-vectorization and std::vector
Hi,I would like to understand why the Intel compiler happens to fail to vectorize some basic loops when using std::vector. The following code is testing 3 different "arrays" : C-style array, an...
View ArticleDifferent performance between Intel C++ Compiler 11 and Intel C++ Compiler 14
Hi all,I have some problems with my source code, when I build it with Intel C++ Compiler 11 and Intel C++ Compiler 14. The difference is showed at the table below: Intel Compiler 11 Intel Compiler 14...
View ArticleCode generation bug in ICC 13 and 14
I've been trying to find somewhere on the Intel site to file a bug report but it seems virtually impossible to do this, so I thought I'd try posting it here. If anyone has a link to a proper bug...
View ArticleCómo crear un APK x86 y ARM* con el Compilador Intel® y el gcc de GNU*
ÍndiceIntroducciónPreparación del entorno de compilaciónCompilación desde la línea de comandosConfiguración de la aplicaciónLimpieza del área de trabajo de la aplicaciónCompilación del binario para la...
View ArticleUnresolved OpenMP references and static linking
Hello, since updating to ICC 14.0.3 I'm having a warning apper whenever I want to statically link my application.The warning reads as:ipo: warning #11021: unresolved omp_set_num_threads...
View ArticleC code - assertion failed: find_seq_in_lookup_table bug
Hi,I'm having a problem when trying to compile with icc on c code, I'm getting:Internal error loop: assertion failed: find_seq_in_lookup_table: seq_number not found (shared/cfe/edgcpfe/il.c, line...
View Articleimplicitly generated assignment operator cannot copy reference member
icpc error implicitly generated assignment operator cannot copy reference member (boost graph) compiler: icc 13.0.1 / c++11 supportI am using a `boost::filter_iterator` to filter over of a pair of...
View ArticleProblem integrating with Eclipse CDT 8.0 on Debian 8 Testing
I have downloaded and installed the one month trial version of the Intel C++ compiler for Linux (l_ccompxe_2013_sp1.3.174). I haven't used it, but as far as I know, I have installed it correctly (just...
View Articlesvml_dispmd.dll not loading/ Proper runtime environment for Release
Greetings, I am having issues building an executable that can run on a machine that does NOT have ICC installed. For my runtime I am linking libmmds.lib and excluding libmmd.lib. The code generation is...
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