diff options
Diffstat (limited to 'gcc/objc/objc-act.c')
| -rw-r--r-- | gcc/objc/objc-act.c | 29 |
1 files changed, 15 insertions, 14 deletions
diff --git a/gcc/objc/objc-act.c b/gcc/objc/objc-act.c index 4864592..3e525cf 100644 --- a/gcc/objc/objc-act.c +++ b/gcc/objc/objc-act.c @@ -2603,24 +2603,25 @@ receiver_is_class_object (receiver) * ...check if it is a call to objc_getClass, if so, give it * special treatment. */ - tree exp = 0; + tree exp = TREE_OPERAND (receiver, 0); - if ((exp = TREE_OPERAND (receiver, 0)) && (TREE_CODE (exp) == ADDR_EXPR)) + if (exp != 0 && (TREE_CODE (exp) == ADDR_EXPR)) { - if ((exp = TREE_OPERAND (exp, 0)) && - (TREE_CODE (exp) == FUNCTION_DECL) && exp == objc_getClass_decl) + exp = TREE_OPERAND (exp, 0); + if (exp != 0 + && TREE_CODE (exp) == FUNCTION_DECL && exp == objc_getClass_decl) { /* we have a call to objc_getClass! */ - tree arg = 0; - - if ((arg = TREE_OPERAND (receiver, 1)) && - (TREE_CODE (arg) == TREE_LIST) && - (arg = TREE_VALUE (arg)) && - (TREE_CODE (arg) == NOP_EXPR) && - (arg = TREE_OPERAND (arg, 0)) && - (TREE_CODE (arg) == ADDR_EXPR) && - (arg = TREE_OPERAND (arg, 0)) && - (TREE_CODE (arg) == STRING_CST)) + tree arg = TREE_OPERAND (receiver, 1); + + if (arg != 0 + && TREE_CODE (arg) == TREE_LIST + && arg = TREE_VALUE (arg) + && TREE_CODE (arg) == NOP_EXPR + && arg = TREE_OPERAND (arg, 0) + && TREE_CODE (arg) == ADDR_EXPR + && arg = TREE_OPERAND (arg, 0) + && TREE_CODE (arg) == STRING_CST) /* finally, we have the class name */ return get_identifier (TREE_STRING_POINTER (arg)); } |