List of optimization flags
Hi,Is it possible to invoke individual optimizations separately with ICC? For eg: Can dead code elimination pass be invoked on source code? If possible, is there a document that lists the supported...
View ArticleECCN for OpenMP
Hi,Would it possible to know the ECCN of "Intel openmp" in version 17.0.2Thanks a lot !Best regards,Maxime
View Articleinternal error: assertion failed at: "shared/cfe/edgcpfe/lower_init.c", line...
Hi guys, Getting *multiple* compiler errors with C++17 for ICC 19.0.5. It prevents us from using ICC in the firm forcing to migrate from ICC to clang/gcc. Does 19.0.8 solve the error? Any advice?...
View ArticleC++ comliper 18.0
I want use VS2017 to write OpenMP,but i find some instruction can't use. if the version of OpenMP is 2.0,too low.So I install the intel C++ compiler 18.0,and OpenMP 4.5 C/C++ supported in version...
View ArticleC++ injected-class-name mishandled in templated class
Intel C++ Compiler (icpc (ICC) 19.1.0.166 20191121) seems to mishandle “injected-class-name” as described in (C++ 2014 Standard draft: 14.6.1). The compiler seems to pass type-name instead of...
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Internal Error
Hi,The intel compiler generates this:../simd/avx.hpp(50): internal error: assertion failed at: "shared/cfe/edgcpfe/decls.c", line 9448 static constexpr unary_value initialize =...
View ArticleAsymmetry in non-temporal/streaming load/store intrinsics?
For streaming operations intrinsics offer both _mm256_stream_si256 and _mm256_stream_load_si256.I found also _mm256_stream_ps but I cannot find its counterpart _mm256_stream_load_ps ... any reason for...
View ArticleError on Linux with icpc 19.0
Hi, The attached file generates this error on Linux with icpc 19.0:../simd/avx.hpp(50): internal error: assertion failed at: "shared/cfe/edgcpfe/decls.c", line 9448 static constexpr unary_value...
View Articlecatastrophic error: Cannot open source file "stdio.h"(MacOS Catalina 10.15)
Hello all!I'm super sorry if this is a redundant question asked many times. But I would really be thankful for some guidance.I recently installed parallel studio 2020 update 1 on my Mac running macOS...
View ArticleIntel parallel studio 2020 error
I updated to version 2020.1 and got the following error recompiling my dllError MSB3073 The command "mkl_link_tool.exe -libs -c ms_c -a intel64 -l static 2> NUL" exited with code 9009. LNM_Lapack...
View ArticleRecommended video: Intrinsic Functions
I came across a video on Intrinsic Functions that I find very instructional for learning the advantages of using intrinsic functions. This is targeted as an introductory presentation and is quite well...
View ArticleHelp with Data structure types for vectorisation with long loops
Hello Forum I am in the initial stage of a code I need to implement where I have to exploit vectorisation. In this thread I am really just looking for guidance on how my data structure should look...
View ArticleDR2233 not implemented
template<typename ...T> int f(int n = 0, T ...t); int x = f<int>();GodboltPer the wording change in DR2233 the above code should fail to compile.GCC, Clang and MSVC all correctly reject...
View ArticleGCCROOT in Practice and ICE Adventures! :)
Hi! :) I was getting an ICE with 2019.1, 2019.5, and 2020.1 while trying to compile OpenCV from source. System info:$ uname -r 5.5.17-200.fc31.x86_64 $ gcc --version gcc (GCC) 9.3.1 20200408 (Red Hat...
View ArticleInternal error: assertion failed at "shared/cfe/edgcpfe/lower_il.c"
We have the following problem which occurs with 19.0.5.281 and 19.1.1.217 on Linux. No issues with GCC 9.1, 9.2, 9.3, 10, Clang7.1/9.1 or PGI-19-10.Internal error: assertion failed at:...
View Articleinternal error: 04010002_1670
I'm hitting an ICE with 19.1 20200306 on Linux. Here is a minimal reproducer (courtesy of c-reduce):typedef float a; struct b { a c __attribute__((__vector_size__(sizeof(2)))); } f; typedef struct {...
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