使用原子操作计算直方图时,在VS2010下的CUDA程序中出现错误:identifier "atomicAdd" is undefined。 首先要保证使用的显卡的计算功能集(计算能力)在1.1以上,因为只有1.1或者更高版本的GPU计算功能集才能支持全局内存上的原子操作;此外,只有1.2或者更高版本的GPU计算功能集才能支持共享内存上的原子操作。可以在命令行下运行...
when include <cuda_fp16.h> in .cu, it will report the identifier xxx is undefined like this: rotateKernel.cu(40): error: identifier "__hdiv" is undefined GPU: RTX 3090 system: ubuntu 18.04
-- -- *** Summary *** -- General: -- CMake version : 3.14.0 -- CMake command : /root/miniconda3/envs/torchbeast/bin/cmake -- System : Linux -- C++ compiler : /usr/bin/c++ -- C++ compiler id : GNU -- C++ compiler version : 7.4.0 -- BLAS : MKL -- CXX flags : -Wno...
*ptr = v; // ok value = 2; // error: identifier "value" is undefined } // Requires CUDA Managed Memory support __managed__ int value; int main() { write_value<<<1, 1>>>(&value, 1); // Synchronize required // (before, cudaMemcpy was synchronizing) cudaDeviceSynchronize(); pr...
gpuRayTracer.cu(44): error: identifier "raytracer" is undefined gpuRayTracer.cu(53): error: no suitable conversion function from 存在“Float3”到“void *” gpuRayTracer.cu(55): error: no suitable conversion function from 存在“Float3”到“void *” ...
float num = __half2float(a); float denom = __half2float(b); return __float2half(num / denom); #endif } 2. "cub" is ambiguous using namespace thrust; 注释掉 //using namespace thrust; 若提示identifier "xxx" is undefined 就在"xxx"前面加上thrust::...
graphMemoryFootprint.cu(87): error: identifier "graph" is undefined graphMemoryFootprint.cu(87): error: too many initializer values graphMemoryFootprint.cu(88): error: this declaration has no storage class or type specifier graphMemoryFootprint.cu(88): error: var...
/home/user/Downloads/helloworld.cu(12): error: identifier "cudaDeviceSynchronize" is undefined 3...
1. error: identifier “M_LOG2E” is undefined 在Windows下会出现如下报错: 出现这种情况的原因,可参考issue: Note for the owners: The reason for needing #define is stated here: https://stackoverflow.com/a/56974843: “On windows it is using the Microsoft compiler for that. So the Microsoft ...
The posted code does not compile because identifier "GpuMat" is undefined. Pro tip: post minimal complete example code that others can use to reproduce issues you are observing.Yuvalg1987 2021 年12 月 24 日 21:27 3 Updated the code, I accidently pressed the submit button :) I’m using...