From d184e76b22b75ed52b32781aa0075ef911273a26 Mon Sep 17 00:00:00 2001 From: jvdelisle Date: Sat, 9 Jan 2010 19:01:41 +0000 Subject: [PATCH] 2010-01-09 Jerry DeLisle PR fortran/32489 * gfortran.dg/array_constructor_33.f90: New test. PR fortran/20923 Fix ChangeLog entry. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@155773 138bc75d-0d04-0410-961f-82ee72b054a4 --- gcc/testsuite/ChangeLog | 5 ++++ gcc/testsuite/gfortran.dg/array_constructor_34.f90 | 27 ++++++++++++++++++++++ 2 files changed, 32 insertions(+) create mode 100644 gcc/testsuite/gfortran.dg/array_constructor_34.f90 diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index c2e9144a847..d69926e1acf 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -2,6 +2,11 @@ PR fortran/32489 * gfortran.dg/array_constructor_33.f90: New test. + +2010-01-09 Jerry DeLisle + + PR fortran/20923 + * gfortran.dg/array_constructor_33.f90: New test. gfortran.dg/array_function_5.f90: Add credit. 2010-01-09 Alexandre Oliva diff --git a/gcc/testsuite/gfortran.dg/array_constructor_34.f90 b/gcc/testsuite/gfortran.dg/array_constructor_34.f90 new file mode 100644 index 00000000000..1a0931a3f25 --- /dev/null +++ b/gcc/testsuite/gfortran.dg/array_constructor_34.f90 @@ -0,0 +1,27 @@ +! { dg-do compile } +! PR32489 Endless loop when compiling. +! Derived from fft257.f90, Public domain 2004 James Van Buskirk. +! Note: The problem solved here was not an infinite loop issue. Middle-end +! could not handle the array constructor unfolded by the front end. +! WARNING: Potential resource hog. +! Jerry DeLisle +program test + implicit none + integer, parameter :: dp = selected_real_kind(15,300) + integer, parameter :: N = 257 + complex(dp) h1(0:N-1) + complex(dp) h2(0:N-1) + complex(dp) hh(0:N-1) + complex(dp), parameter :: ri(2) = (/(1,0),(0,1)/) + integer i, j, k, L + real(dp) pi + + pi = 4*atan(1.0_dp) + do i = 0, N-1 + do j = 1, 2 + h2 = 0 + h2(i) = ri(j) + h1 = (/(sum((/(exp(-2*pi*(0,1)*mod(k*L,N)/N)*h2(L),L=0,N-1)/)),k=0,N-1)/) + end do + end do +end program test -- 2.11.4.GIT