diff options
Diffstat (limited to 'gcc-4.4.0/gcc/tree-ssa-operands.c')
| -rw-r--r-- | gcc-4.4.0/gcc/tree-ssa-operands.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/gcc-4.4.0/gcc/tree-ssa-operands.c b/gcc-4.4.0/gcc/tree-ssa-operands.c index 85a0a08b3..a762f5f9b 100644 --- a/gcc-4.4.0/gcc/tree-ssa-operands.c +++ b/gcc-4.4.0/gcc/tree-ssa-operands.c @@ -2099,6 +2099,13 @@ parse_ssa_operands (gimple stmt) /* Add call-clobbered operands, if needed. */ if (code == GIMPLE_CALL) maybe_add_call_clobbered_vops (stmt); + + /* Make sure the return value is addressable in case of NRV. */ + if (code == GIMPLE_CALL + && gimple_call_lhs (stmt) != NULL_TREE + && gimple_call_return_slot_opt_p (stmt) + && TREE_ADDRESSABLE (TREE_TYPE (gimple_call_lhs (stmt)))) + gimple_add_to_addresses_taken (stmt, gimple_call_lhs (stmt)); } } |