symbol.c (save_symbol): Don't SAVE function results.

gcc/fortran:
2009-01-03  Daniel Franke  <franke.daniel@gmail.com>

	* symbol.c (save_symbol): Don't SAVE function results.

gcc/testsuite:
2009-01-03  Daniel Franke  <franke.daniel@gmail.com>

	* gfortran.dg/func_result_4.f90: New.

From-SVN: r143039

diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog
index 738209bb992b1b6b27355b4583e3fbcfd08c52f6..28fa3685ae8718ef5c42c5e783804d30bc9d872d 100644 (file)
--- a/gcc/fortran/ChangeLog
+++ b/gcc/fortran/ChangeLog
@@ -1,3 +1,7 @@
+2009-01-03  Daniel Franke  <franke.daniel@gmail.com>
+
+       * symbol.c (save_symbol): Don't SAVE function results.
+
 2009-01-03  Paul Thomas  <pault@gcc.gnu.org>
 
        PR fortran/38594

diff --git a/gcc/fortran/symbol.c b/gcc/fortran/symbol.c
index 7c79ef80afa86042609d0725bb9081cc328ec9f4..b74318c51f36b87912d3603bbba90659985eb31c 100644 (file)
--- a/gcc/fortran/symbol.c
+++ b/gcc/fortran/symbol.c
@@ -3197,6 +3197,7 @@ save_symbol (gfc_symbol *sym)
 
   if (sym->attr.in_common
       || sym->attr.dummy
+      || sym->attr.result
       || sym->attr.flavor != FL_VARIABLE)
     return;
   /* Automatic objects are not saved.  */

diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index fe53d67cfe8baed72ed0f1bd6081140a7b79ceee..7e2416303a4490d156c11a64dcab4cf8ebaadec1 100644 (file)
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,7 @@
+2009-01-03  Daniel Franke  <franke.daniel@gmail.com>
+
+       * gfortran.dg/func_result_4.f90: New.
+
 2009-01-03  Paul Thomas  <pault@gcc.gnu.org>
 
        PR fortran/38594

diff --git a/gcc/testsuite/gfortran.dg/func_result_4.f90 b/gcc/testsuite/gfortran.dg/func_result_4.f90
new file mode 100644 (file)
index 0000000..81f02a5
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/func_result_4.f90
@@ -0,0 +1,10 @@
+! { dg-do "compile" }
+! { dg-options "-c" }
+!
+! Do not apply the SAVE attribute to function results.
+!
+FUNCTION f() RESULT (g)
+  INTEGER :: g
+  SAVE
+  g = 42
+END FUNCTION