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authorupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
committerupstream source tree <ports@midipix.org>2015-03-15 20:14:05 -0400
commit554fd8c5195424bdbcabf5de30fdc183aba391bd (patch)
tree976dc5ab7fddf506dadce60ae936f43f58787092 /gcc/testsuite/gfortran.dg/read_many_1.f
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Diffstat (limited to 'gcc/testsuite/gfortran.dg/read_many_1.f')
-rw-r--r--gcc/testsuite/gfortran.dg/read_many_1.f24
1 files changed, 24 insertions, 0 deletions
diff --git a/gcc/testsuite/gfortran.dg/read_many_1.f b/gcc/testsuite/gfortran.dg/read_many_1.f
new file mode 100644
index 000000000..4fac689ac
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/read_many_1.f
@@ -0,0 +1,24 @@
+!{ dg-do run }
+! PR26423 Large file I/O error related to buffering
+! Test case derived from case by Dale Ranta.
+! Submitted by Jerry DeLisle <jvdelisle@gcc.gnu.org>
+ integer :: a(3000) , b(2048)
+ a=3
+ b=5
+ a(1) = 1
+ a(3000)=1234
+ write(2) a
+ b(1) = 2
+ b(2048) = 5678
+ write(2) b
+ rewind 2
+ read(2) a
+ read(2) b
+ if (a(1).ne.1) call abort()
+ if (a(2).ne.3) call abort()
+ if (b(1).ne.2) call abort()
+ if (b(2).ne.5) call abort()
+ if (a(3000).ne.1234) call abort()
+ if (b(2048).ne.5678) call abort()
+ close(2, status='delete')
+ end