diff options
Diffstat (limited to 'gcc/builtins.c')
| -rw-r--r-- | gcc/builtins.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/gcc/builtins.c b/gcc/builtins.c index 2d6ad2a..60caa81 100644 --- a/gcc/builtins.c +++ b/gcc/builtins.c @@ -4691,10 +4691,12 @@ std_canonical_va_list_type (tree type) type = TREE_TYPE (type); else if (POINTER_TYPE_P (type) && POINTER_TYPE_P (TREE_TYPE(type))) type = TREE_TYPE (type); - wtype = va_list_type_node; htype = type; - if (TREE_CODE (wtype) == ARRAY_TYPE) + /* Treat structure va_list types. */ + if (TREE_CODE (wtype) == RECORD_TYPE && POINTER_TYPE_P (htype)) + htype = TREE_TYPE (htype); + else if (TREE_CODE (wtype) == ARRAY_TYPE) { /* If va_list is an array type, the argument may have decayed to a pointer type, e.g. by being passed to another function. |