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-rw-r--r--gcc/ChangeLog7
-rw-r--r--gcc/tree-if-conv.c5
2 files changed, 10 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index b5ee0be..6f9fc2b 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,12 @@
2015-12-10 Richard Biener <rguenther@suse.de>
+ * tree-if-conv.c: Include params.h.
+ (ifcvt_memrefs_wont_trap): Use PARAM_ALLOW_STORE_DATA_RACES
+ instead of flag_tree_loop_if_convert_stores to guard cases
+ we'd introduce store-data-races.
+
+2015-12-10 Richard Biener <rguenther@suse.de>
+
PR ipa/68721
* ipa-split.c (split_function): Record return value properly
when the split part doesn't set it.
diff --git a/gcc/tree-if-conv.c b/gcc/tree-if-conv.c
index 63da90a..635a552 100644
--- a/gcc/tree-if-conv.c
+++ b/gcc/tree-if-conv.c
@@ -112,6 +112,7 @@ along with GCC; see the file COPYING3. If not see
#include "tree-hash-traits.h"
#include "varasm.h"
#include "builtins.h"
+#include "params.h"
/* List of basic blocks in if-conversion-suitable order. */
static basic_block *ifc_bbs;
@@ -714,7 +715,7 @@ ifcvt_memrefs_wont_trap (gimple *stmt, vec<data_reference_p> drs)
to unconditionally. */
if (base_master_dr
&& DR_BASE_W_UNCONDITIONALLY (*base_master_dr))
- return flag_tree_loop_if_convert_stores;
+ return PARAM_VALUE (PARAM_ALLOW_STORE_DATA_RACES);
else
{
/* or the base is know to be not readonly. */
@@ -722,7 +723,7 @@ ifcvt_memrefs_wont_trap (gimple *stmt, vec<data_reference_p> drs)
if (DECL_P (base_tree)
&& decl_binds_to_current_def_p (base_tree)
&& ! TREE_READONLY (base_tree))
- return flag_tree_loop_if_convert_stores;
+ return PARAM_VALUE (PARAM_ALLOW_STORE_DATA_RACES);
}
}
return false;