diff options
Diffstat (limited to 'gcc/tree-ssa-ter.c')
| -rw-r--r-- | gcc/tree-ssa-ter.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/gcc/tree-ssa-ter.c b/gcc/tree-ssa-ter.c index 883f950..9b9e655 100644 --- a/gcc/tree-ssa-ter.c +++ b/gcc/tree-ssa-ter.c @@ -602,8 +602,7 @@ find_replaceable_in_bb (temp_expr_table_p tab, basic_block bb) /* If the stmt does a memory store and the replacement is a load aliasing it avoid creating overlapping assignments which we cannot expand correctly. */ - if (gimple_vdef (stmt) - && gimple_assign_single_p (stmt)) + if (gimple_vdef (stmt)) { gimple def_stmt = SSA_NAME_DEF_STMT (use); while (is_gimple_assign (def_stmt) @@ -612,8 +611,8 @@ find_replaceable_in_bb (temp_expr_table_p tab, basic_block bb) = SSA_NAME_DEF_STMT (gimple_assign_rhs1 (def_stmt)); if (gimple_vuse (def_stmt) && gimple_assign_single_p (def_stmt) - && refs_may_alias_p (gimple_assign_lhs (stmt), - gimple_assign_rhs1 (def_stmt))) + && stmt_may_clobber_ref_p (stmt, + gimple_assign_rhs1 (def_stmt))) same_root_var = true; } |