Error: no viable conversion from 'const __hip_builtin_blockIdx_t' to 'dim3'

[pvelesko]

Found while compiling rocRand

#include <hip/hip_runtime.h>
#include <iostream>

__global__ void errorKernel() {
    dim3 myDim3 = blockIdx; // This line will cause the error
}

int main() {
    errorKernel<<<1, 1>>>();
    hipDeviceSynchronize();

    std::cout << "If you see this, the error wasn't caught at runtime." << std::endl;

    return 0;
}