interface/extract_interface.cc: adjust to rename of Diagnostic in clang

[isl.git] / test_inputs / philippePolynomialCoeff1P.pwqp

[N] -> { [i, j] -> ((N * i + (1/5 * N + N^2) * i^2) + 5 * j) : i <= N and j >= 0 and j <= i }