Recent questions tagged Clang

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clang - LLVM equivalent of gcc -D macro definition on commandline

I am looking for LLVM (or clang) equivalent of gcc's -D flag which enables macro definition at commandline. Any pointers would be great. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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clang - Method to create LLVM IR

I am creating clang tool and I want to generate LLVM IR from clang ... $unique_ptr@VModule@llvm@@U?$default_delete@VModule@llvm@@@std@@@std@@XZ) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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clang format - Line breaks between function definitions

Is there any way to to automatically insert spaces between function definitions. E.g. my initial sources are: void ... of them should be kept. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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clang - OpenMP linking errors in Visual Studio 2019 LLVM

I've been trying to build an OpenMP sample program with an LLVM compiler integrated to Visual Studio 2019. LLVM ... it work in Visual Studio? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.1k views

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clang - Warning: treating 'c-header' input as 'c++-header' when in C++ mode, this behavior is deprecated

What does this clang++ error message mean, and why am I getting it? I can't seem to find anything on the ... 0 contexts (suppressed: 1 from 1) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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346 views

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clang - Install libc++ on ubuntu

I am wondering what is the right/easy way to install a binary libc++ on Ubuntu, in my case Trusty aka ... a binary would be gratefully recieved. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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218 views

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clang - Why does adding an xorps instruction make this function using cvtsi2ss and addss ~5x faster?

I was messing around with optimizing a function using Google Benchmark, and ran into a situation where my code was ... (Clang, but not GCC). See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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629 views

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clang - How can I force Xcode to use a custom compiler?

I want to force Xcode to use a custom compiler ('clang-llvm' build from the src) so I can use the clang plugin. My Xcode version is 7.3.1. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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280 views

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clang - "'cc' failed with exit status 1" error when install python library

Like many others, I'm having issues installing a python library (downloaded as a tar, then extracted). rodolphe- ... appeared with xcode 5.1? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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