rt_gccstream/gcc/testsuite/gfortran.dg/reassoc_2.f90

17 lines
346 B
Fortran

! { dg-do compile }
! { dg-options "-O3 -ffast-math -fdump-tree-optimized" }
! Make sure that FRE does not replace c with b in d = c - 5
function test(a)
real a, b, c, d
b = a + 5.
c = (a + 5.)
d = c - 5.
call foo(b)
test = d
end
! { dg-final { scan-tree-dump "- 5" "optimized" } }
! { dg-final { cleanup-tree-dump "optimized" } }