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authorHarald Anlauf <anlauf@gmx.de>2023-02-06 20:59:51 +0100
committerHarald Anlauf <anlauf@gmx.de>2023-02-07 19:07:05 +0100
commitc36f3da534e7f411c5bc48c5b6b660e238167480 (patch)
treeea634795b5f49eb3b0cb5306bcb5ef42b61920a4 /gcc
parent8bc87173003a879e9231cad66d7befa9ca7461f6 (diff)
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Fortran: ASSOCIATE variables should not be TREE_STATIC [PR95107]
gcc/fortran/ChangeLog: PR fortran/95107 * trans-decl.cc (gfc_finish_var_decl): With -fno-automatic, do not make ASSOCIATE variables TREE_STATIC. gcc/testsuite/ChangeLog: PR fortran/95107 * gfortran.dg/save_7.f90: New test.
Diffstat (limited to 'gcc')
-rw-r--r--gcc/fortran/trans-decl.cc1
-rw-r--r--gcc/testsuite/gfortran.dg/save_7.f9017
2 files changed, 18 insertions, 0 deletions
diff --git a/gcc/fortran/trans-decl.cc b/gcc/fortran/trans-decl.cc
index 7a077801..f7a7ff6 100644
--- a/gcc/fortran/trans-decl.cc
+++ b/gcc/fortran/trans-decl.cc
@@ -742,6 +742,7 @@ gfc_finish_var_decl (tree decl, gfc_symbol * sym)
/* Keep variables larger than max-stack-var-size off stack. */
if (!(sym->ns->proc_name && sym->ns->proc_name->attr.recursive)
&& !sym->attr.automatic
+ && !sym->attr.associate_var
&& sym->attr.save != SAVE_EXPLICIT
&& sym->attr.save != SAVE_IMPLICIT
&& INTEGER_CST_P (DECL_SIZE_UNIT (decl))
diff --git a/gcc/testsuite/gfortran.dg/save_7.f90 b/gcc/testsuite/gfortran.dg/save_7.f90
new file mode 100644
index 0000000..dfbef12
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/save_7.f90
@@ -0,0 +1,17 @@
+! { dg-do compile }
+! { dg-options "-O2 -fno-automatic" }
+!
+! PR fortran/95107 - do not make associate variables TREE_STATIC
+! Contributed by G.Steinmetz
+
+program p
+ type t
+ real, pointer :: a => null()
+ end type
+ type t2
+ type(t) :: b(1)
+ end type
+ type(t2), save :: x
+ associate (y => x%b)
+ end associate
+end