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| Code Block |
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void addscalar(int n, int m, double a[n][n*m+300], double x);
int main(void) {
double b[4][308];
addscalar(4, 2, b, 2.17);
return 0;
}
void addscalar(int n, int m, double a[n][n*m+300], double x) {
for (int i = 0; i < n; i++)
for (int j = 0, k = n*m+300; j < k; j++)
// a is a pointer to a VLA with n*m+300 elements
a[i][j] += x;
}
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Example 5 4 illustrates a set of compatible function prototype declarators
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