flang/test/Driver/default-backend-pipelines.f90

   1 ! Verify that`-O{n}` is indeed taken into account when defining the LLVM backend pass pipeline.
   2
   3 ! REQUIRES: aarch64-registered-target
   4
   5 ! RUN: %flang_fc1 -S -O2 %s -triple aarch64-unknown-linux-gnu -mllvm -debug-pass=Structure -o /dev/null 2>&1 | FileCheck %s --check-prefix=CHECK-O2
   6 ! RUN: %flang_fc1 -S -O3 %s -triple aarch64-unknown-linux-gnu -mllvm -debug-pass=Structure -o /dev/null 2>&1 | FileCheck %s --check-prefix=CHECK-O3
   7
   8 ! CHECK-O2-NOT: SVE intrinsics optimizations
   9
  10 ! CHECK-O3: SVE intrinsics optimizations
  11
  12 subroutine simple_loop
  13   integer :: i
  14   do i=1,5
  15   end do
  16 end subroutine