diff options
Diffstat (limited to 'gcc/tree-sra.c')
| -rw-r--r-- | gcc/tree-sra.c | 29 |
1 files changed, 25 insertions, 4 deletions
diff --git a/gcc/tree-sra.c b/gcc/tree-sra.c index 9b15a87305c..f8aeebe573e 100644 --- a/gcc/tree-sra.c +++ b/gcc/tree-sra.c @@ -1639,10 +1639,31 @@ generate_element_init_1 (struct sra_elt *elt, tree init, tree *list_p) case CONSTRUCTOR: for (t = CONSTRUCTOR_ELTS (init); t ; t = TREE_CHAIN (t)) { - sub = lookup_element (elt, TREE_PURPOSE (t), NULL, NO_INSERT); - if (sub == NULL) - continue; - result &= generate_element_init_1 (sub, TREE_VALUE (t), list_p); + tree purpose = TREE_PURPOSE (t); + tree value = TREE_VALUE (t); + + if (TREE_CODE (purpose) == RANGE_EXPR) + { + tree lower = TREE_OPERAND (purpose, 0); + tree upper = TREE_OPERAND (purpose, 1); + + while (1) + { + sub = lookup_element (elt, lower, NULL, NO_INSERT); + if (sub != NULL) + result &= generate_element_init_1 (sub, value, list_p); + if (tree_int_cst_equal (lower, upper)) + break; + lower = int_const_binop (PLUS_EXPR, lower, + integer_one_node, true); + } + } + else + { + sub = lookup_element (elt, purpose, NULL, NO_INSERT); + if (sub != NULL) + result &= generate_element_init_1 (sub, value, list_p); + } } break; |
