1 #include <stddef.h> 2 3 void foo(size_t N, float A[restrict N], float B[N]) { 4 #pragma clang loop vectorize_width(4, scalable) 5 for (size_t i = 0; i < N; i++) { 6 A[i] = B[i] * 42.f; 7 } 8 } 9 10