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authorThomas Koenig <tkoenig@gcc.gnu.org>2007-07-08 22:20:04 +0000
committerThomas Koenig <tkoenig@gcc.gnu.org>2007-07-08 22:20:04 +0000
commitfb263f821cdab4e9237c4a321f959ac9e3704686 (patch)
tree7c64d364be9be5b9dbf562d41d56660dc24c195d /gcc
parent3bed9dd0236405001fc0aeccf7fa37b1ff4ecc9f (diff)
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re PR fortran/32217 (segfaults (at runtime) on UNPACK with zero-sized arrays)
2007-07-08 Thomas Koenig <tkoenig@gcc.gnu.org> PR libfortran/32217 * intrinsics/unpack_generic.c: If the destination array is empty, return early. 2007-07-08 Thomas Koenig <tkoenig@gcc.gnu.org> PR libfortran/32217 * gfortran.dg/unpack_zerosize_1.f90: New test case. From-SVN: r126469
Diffstat (limited to 'gcc')
-rw-r--r--gcc/testsuite/ChangeLog5
-rw-r--r--gcc/testsuite/gfortran.dg/unpack_zerosize_1.f9014
2 files changed, 19 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index c983b92..4f24f50 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2007-07-08 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR libfortran/32217
+ * gfortran.dg/unpack_zerosize_1.f90: New test case.
+
2007-07-08 Daniel Franke <franke.daniel@gmail.com>
PR fortran/17711
diff --git a/gcc/testsuite/gfortran.dg/unpack_zerosize_1.f90 b/gcc/testsuite/gfortran.dg/unpack_zerosize_1.f90
new file mode 100644
index 0000000..8a41f5d
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/unpack_zerosize_1.f90
@@ -0,0 +1,14 @@
+! { dg-do run }
+! PR 32217 - unpack used to crash at runtime with a zero-sized
+! array. Test case submitted by Jaroslav Hajek.
+program bug_report
+ implicit none
+ integer,parameter:: rp = kind(1.d0),na = 6
+ real(rp),allocatable:: hhe(:,:,:),hhc(:,:,:),dv(:)
+ integer:: nhh,ndv
+ nhh = 0
+ allocate(hhe(nhh,2,2))
+ ndv = 2*na + count(hhe /= 0)
+ allocate(hhc(nhh,2,2),dv(ndv))
+ hhc = unpack(dv(2*na+1:),hhe /= 0._rp,0._rp)
+end program bug_report