harec

commit 833f2305adc84fd7c68efbf351ccbd23fad38766
parent 787ef05e155dc59a116c79d3817e55857974e2d4
Author: Drew DeVault <sir@cmpwn.com>
Date:   Mon, 23 Aug 2021 10:46:12 +0200

gen: insert trailing padding in tagged data items

Signed-off-by: Drew DeVault <sir@cmpwn.com>

Diffstat:
M
src/gen.c
 | 
6
++++++

1 file changed, 6 insertions(+), 0 deletions(-)
diff --git a/src/gen.c b/src/gen.c
@@ -3049,6 +3049,12 @@ gen_data_item(struct gen_context *ctx, struct expression *expr,
 			item = item->next;
 			gen_data_item(ctx, constant->tagged.value, item);
 		}
+		if (constant->tagged.tag->size < type->size - type->align) {
+			item->next = xcalloc(1, sizeof(struct qbe_data_item));
+			item = item->next;
+			item->type = QD_ZEROED;
+			item->zeroed = type->size - type->align - constant->tagged.tag->size;
+		}
 		break;
 	case STORAGE_UNION:
 		assert(0); // TODO