diff options
Diffstat (limited to 'gcc/function.c')
| -rw-r--r-- | gcc/function.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/gcc/function.c b/gcc/function.c index e030864..56a3814 100644 --- a/gcc/function.c +++ b/gcc/function.c @@ -5267,6 +5267,12 @@ assign_parms (tree fndecl) { SET_DECL_RTL (parm, DECL_RTL (fnargs)); set_decl_incoming_rtl (parm, DECL_INCOMING_RTL (fnargs)); + + /* Set MEM_EXPR to the original decl, i.e. to PARM, + instead of the copy of decl, i.e. FNARGS. */ + if (DECL_INCOMING_RTL (parm) + && GET_CODE (DECL_INCOMING_RTL (parm)) == MEM) + set_mem_expr (DECL_INCOMING_RTL (parm), parm); } fnargs = TREE_CHAIN (fnargs); } |