C PATCH for c/65345 (file-scope _Atomic expansion with floats)

[Andreas Krebbel]

On Thu, Oct 01, 2015 at 04:49:41PM +0200, Marek Polacek wrote:
> Joseph reminded me that I had forgotten about this patch.  As mentioned
> here <https://gcc.gnu.org/ml/gcc-patches/2015-04/msg01792.html>, I'm
> removing the XFAILs in the tests so people are likely to see new FAILs.
> 
> I think the following targets will need similar fix as the one below:
> * MIPS
> * rs6000
> * alpha
> * sparc
> * s390
> * arm
> * sh
> * aarch64
> 
> I'm CCing the respective maintainers.  You might want to XFAIL those tests.

I've applied the following patch for s390.

Bye,

-Andreas-

gcc/ChangeLog:

2015-10-08  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	PR c/65345
	* config/s390/s390.c (s390_atomic_assign_expand_fenv): Use
	create_tmp_var_raw instead of create_tmp_var.

diff --git a/gcc/config/s390/s390.c b/gcc/config/s390/s390.c
index 5ab6ce7..b994cd2 100644
--- a/gcc/config/s390/s390.c
+++ b/gcc/config/s390/s390.c
@@ -13678,7 +13678,7 @@ s390_atomic_assign_expand_fenv (tree *hold, tree *clear, tree *update)
   tree sfpc = s390_builtin_decls[S390_BUILTIN_s390_sfpc];
   tree efpc = s390_builtin_decls[S390_BUILTIN_s390_efpc];
   tree call_efpc = build_call_expr (efpc, 0);
-  tree fenv_var = create_tmp_var (unsigned_type_node);
+  tree fenv_var = create_tmp_var_raw (unsigned_type_node);
 
 #define FPC_EXCEPTION_MASK	 HOST_WIDE_INT_UC (0xf8000000)
 #define FPC_FLAGS_MASK		 HOST_WIDE_INT_UC (0x00f80000)
@@ -13714,7 +13714,7 @@ s390_atomic_assign_expand_fenv (tree *hold, tree *clear, tree *update)
   __builtin_s390_sfpc (fenv_var);
   __atomic_feraiseexcept ((old_fpc & FPC_FLAGS_MASK) >> FPC_FLAGS_SHIFT);  */
 
-  old_fpc = create_tmp_var (unsigned_type_node);
+  old_fpc = create_tmp_var_raw (unsigned_type_node);
   tree store_old_fpc = build2 (MODIFY_EXPR, void_type_node,
 			       old_fpc, call_efpc);