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-rw-r--r--gcc/fortran/ChangeLog6
-rw-r--r--gcc/fortran/frontend-passes.c6
-rw-r--r--gcc/testsuite/ChangeLog5
-rw-r--r--gcc/testsuite/gfortran.dg/dependency_46.f9011
4 files changed, 24 insertions, 4 deletions
diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog
index 61bd1af..8b71025 100644
--- a/gcc/fortran/ChangeLog
+++ b/gcc/fortran/ChangeLog
@@ -1,3 +1,9 @@
+2016-07-09 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/71783
+ * frontend-passes.c (create_var): Always allocate a charlen
+ for character variables.
+
2016-07-08 Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/68426
diff --git a/gcc/fortran/frontend-passes.c b/gcc/fortran/frontend-passes.c
index f02a52a..9ae3421 100644
--- a/gcc/fortran/frontend-passes.c
+++ b/gcc/fortran/frontend-passes.c
@@ -665,12 +665,10 @@ create_var (gfc_expr * e, const char *vname)
{
gfc_expr *length;
+ symbol->ts.u.cl = gfc_new_charlen (ns, NULL);
length = constant_string_length (e);
if (length)
- {
- symbol->ts.u.cl = gfc_new_charlen (ns, NULL);
- symbol->ts.u.cl->length = length;
- }
+ symbol->ts.u.cl->length = length;
else
symbol->attr.allocatable = 1;
}
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 1d83581..63333ba 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2016-07-09 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/71783
+ * gfortran.dg/dependency_46.f90: New test.
+
2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
PR rtl-optimization/71621
diff --git a/gcc/testsuite/gfortran.dg/dependency_46.f90 b/gcc/testsuite/gfortran.dg/dependency_46.f90
new file mode 100644
index 0000000..28942a8
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/dependency_46.f90
@@ -0,0 +1,11 @@
+! { dg-do compile }
+! PR 71783 - this used to ICE due to a missing charlen for the temporary.
+! Test case by Toon Moene.
+
+SUBROUTINE prtdata(ilen)
+ INTEGER :: ilen
+ character(len=ilen), allocatable :: cline(:)
+ allocate(cline(2))
+ cline(1) = 'a'
+ cline(2) = cline(1)
+END SUBROUTINE prtdata