From: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Date: Tue, 3 Dec 2013 16:13:12 +0000 (+0100)
Subject: Refuse 0 integer size
X-Git-Tag: v1.1.2~8
X-Git-Url: http://git.efficios.com/?p=babeltrace.git;a=commitdiff_plain;h=10e1d6216e65beb81850840680ed97527733049f

Refuse 0 integer size

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
---

diff --git a/formats/ctf/metadata/ctf-visitor-generate-io-struct.c b/formats/ctf/metadata/ctf-visitor-generate-io-struct.c
index c7de92e6..4515b53e 100644
--- a/formats/ctf/metadata/ctf-visitor-generate-io-struct.c
+++ b/formats/ctf/metadata/ctf-visitor-generate-io-struct.c
@@ -1319,6 +1319,11 @@ struct bt_declaration *ctf_declaration_integer_visit(FILE *fd, int depth,
 				return NULL;
 			}
 			size = right->u.unary_expression.u.unsigned_constant;
+			if (!size) {
+				fprintf(fd, "[error] %s: integer size: expecting non-zero constant\n",
+					__func__);
+				return NULL;
+			}
 			has_size = 1;
 		} else if (!strcmp(left->u.unary_expression.u.string, "align")) {
 			if (right->u.unary_expression.type != UNARY_UNSIGNED_CONSTANT) {