diffsl 0.11.7

A compiler for a domain-specific language for ordinary differential equations (ODE).
Documentation
// RUN: if [ %llvmver -ge 12 ]; then %clang++ -O0 %s -S -emit-llvm -o - %loadClangEnzyme | %lli - ; fi
// RUN: if [ %llvmver -ge 12 ]; then %clang++ -O1 %s -S -emit-llvm -o - %loadClangEnzyme | %lli - ; fi
// RUN: if [ %llvmver -ge 12 ]; then %clang++ -O2 %s -S -emit-llvm -o - %loadClangEnzyme | %lli - ; fi
// RUN: if [ %llvmver -ge 12 ]; then %clang++ -O3 %s -S -emit-llvm -o - %loadClangEnzyme | %lli - ; fi
// RUN: if [ %llvmver -ge 12 ]; then %clang++ -O0 %s -S -emit-llvm -o - %loadClangEnzyme -mllvm -enzyme-inline=1 -S | %lli - ; fi
// RUN: if [ %llvmver -ge 12 ]; then %clang++ -O1 %s -S -emit-llvm -o - %loadClangEnzyme -mllvm -enzyme-inline=1 -S | %lli - ; fi
// RUN: if [ %llvmver -ge 12 ]; then %clang++ -O2 %s -S -emit-llvm -o - %loadClangEnzyme -mllvm -enzyme-inline=1 -S | %lli - ; fi
// RUN: if [ %llvmver -ge 12 ]; then %clang++ -O3 %s -S -emit-llvm -o - %loadClangEnzyme -mllvm -enzyme-inline=1 -S | %lli - ; fi
// RUN: if [ %llvmver -ge 12 ]; then %clang++ -O0 %s -S -emit-llvm -o - %newLoadClangEnzyme | %lli - ; fi
// RUN: if [ %llvmver -ge 12 ]; then %clang++ -O1 %s -S -emit-llvm -o - %newLoadClangEnzyme | %lli - ; fi
// RUN: if [ %llvmver -ge 12 ]; then %clang++ -O2 %s -S -emit-llvm -o - %newLoadClangEnzyme | %lli - ; fi
// RUN: if [ %llvmver -ge 12 ]; then %clang++ -O3 %s -S -emit-llvm -o - %newLoadClangEnzyme | %lli - ; fi
// RUN: if [ %llvmver -ge 12 ]; then %clang++ -O0 %s -S -emit-llvm -o - %newLoadClangEnzyme -mllvm -enzyme-inline=1 -S | %lli - ; fi
// RUN: if [ %llvmver -ge 12 ]; then %clang++ -O1 %s -S -emit-llvm -o - %newLoadClangEnzyme -mllvm -enzyme-inline=1 -S | %lli - ; fi
// RUN: if [ %llvmver -ge 12 ]; then %clang++ -O2 %s -S -emit-llvm -o - %newLoadClangEnzyme -mllvm -enzyme-inline=1 -S | %lli - ; fi
// RUN: if [ %llvmver -ge 12 ]; then %clang++ -O3 %s -S -emit-llvm -o - %newLoadClangEnzyme -mllvm -enzyme-inline=1 -S | %lli - ; fi


#include "../test_utils.h"

template <typename T> T __enzyme_autodiff(void *, T);

template <typename T>
__attribute__((enzyme_function_like("log1p"))) T log1p_like_function(T a) {
  return 2 * a;
}

template <typename T> T test(T a) { return log1p_like_function(a); }

int main(int argc, char **argv) {

  double out = __enzyme_autodiff<double>((void *)test<double>, 2.0);
  APPROX_EQ(out, 1 / 3.0, 1e-6);

  float out2 = __enzyme_autodiff<float>((void *)test<float>, 2.0f);
  APPROX_EQ(out2, 1 / 3.0, 1e-6);

  return 0;
}