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authorPaul Thomas <pault@gcc.gnu.org>2011-10-08 10:18:51 +0000
committerPaul Thomas <pault@gcc.gnu.org>2011-10-08 10:18:51 +0000
commit30a390c8104f9530cd8721e699deecd823fc4e9c (patch)
treed83041e7329684cc9e5bb1640494f98255167e1d /gcc/testsuite
parent2758ee999024e2142f491114d4c256e7fcd51457 (diff)
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re PR fortran/47844 (Array stride ignored for pointer-valued function results)
2011-10-08 Paul Thomas <pault@gcc.gnu.org> PR fortran/47844 * trans-array.c (gfc_conv_array_index_offset): Use descriptor stride for pointer function results. 2011-10-08 Paul Thomas <pault@gcc.gnu.org> PR fortran/47844 * gfortran.dg/pointer_function_result_1.f90 : New test. From-SVN: r179710
Diffstat (limited to 'gcc/testsuite')
-rw-r--r--gcc/testsuite/ChangeLog5
-rw-r--r--gcc/testsuite/gfortran.dg/pointer_function_result_1.f9028
2 files changed, 33 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index ea79b60..02a8ffd 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2011-10-08 Paul Thomas <pault@gcc.gnu.org>
+
+ PR fortran/47844
+ * gfortran.dg/pointer_function_result_1.f90 : New test.
+
2011-10-07 David S. Miller <davem@davemloft.net>
PR 50655
diff --git a/gcc/testsuite/gfortran.dg/pointer_function_result_1.f90 b/gcc/testsuite/gfortran.dg/pointer_function_result_1.f90
new file mode 100644
index 0000000..764a666
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/pointer_function_result_1.f90
@@ -0,0 +1,28 @@
+! { dg-do run }
+! Test the fix for PR47844, in which the stride in the function result
+! was ignored. Previously, the result was [1,3] at lines 15 and 16.
+!
+! Contributed by KePu <Kdx1999@gmail.com>
+!
+PROGRAM test_pointer_value
+ IMPLICIT NONE
+ INTEGER, DIMENSION(10), TARGET :: array= [1,3,5,7,9,11,13,15,17,19]
+ INTEGER, dimension(2) :: array_fifth
+ INTEGER, POINTER, DIMENSION(:) :: ptr_array => NULL()
+ INTEGER, POINTER, DIMENSION(:) :: ptr_array_fifth => NULL()
+ ptr_array => array
+ array_fifth = every_fifth (ptr_array)
+ if (any (array_fifth .ne. [1,11])) call abort
+ if (any (every_fifth(ptr_array) .ne. [1,11])) call abort
+CONTAINS
+ FUNCTION every_fifth (ptr_array) RESULT (ptr_fifth)
+ IMPLICIT NONE
+ INTEGER, POINTER, DIMENSION(:) :: ptr_fifth
+ INTEGER, POINTER, DIMENSION(:), INTENT(in) :: ptr_array
+ INTEGER :: low
+ INTEGER :: high
+ low = LBOUND (ptr_array, 1)
+ high = UBOUND (ptr_array, 1)
+ ptr_fifth => ptr_array (low: high: 5)
+ END FUNCTION every_fifth
+END PROGRAM test_pointer_value