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-rw-r--r--gcc/ipa-modref.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/gcc/ipa-modref.c b/gcc/ipa-modref.c
index b40f3da..9df3d2b 100644
--- a/gcc/ipa-modref.c
+++ b/gcc/ipa-modref.c
@@ -525,6 +525,9 @@ parm_map_for_arg (gimple *stmt, int i)
poly_int64 offset;
struct modref_parm_map parm_map;
+ parm_map.parm_offset_known = false;
+ parm_map.parm_offset = 0;
+
offset_known = unadjusted_ptr_and_unit_offset (op, &op, &offset);
if (TREE_CODE (op) == SSA_NAME
&& SSA_NAME_IS_DEFAULT_DEF (op)
@@ -1533,10 +1536,12 @@ read_section (struct lto_file_decl_data *file_data, const char *data,
modref_summary_lto *modref_sum_lto = summaries_lto
? summaries_lto->get_create (node)
: NULL;
-
if (optimization_summaries)
modref_sum = optimization_summaries->get_create (node);
+ if (modref_sum)
+ modref_sum->writes_errno = false;
+
gcc_assert (!modref_sum || (!modref_sum->loads
&& !modref_sum->stores));
gcc_assert (!modref_sum_lto || (!modref_sum_lto->loads