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authorMichael Forney <mforney@mforney.org>2019-02-22 23:45:48 -0800
committerMichael Forney <mforney@mforney.org>2019-02-22 23:45:48 -0800
commit413034296ee8919c50a632da80237bcb1e106646 (patch)
tree6e4fa545c7d2794bc3d84ec285b9bec190ce330d /qbe.c
parent96fa8b352148f3843abe4f95958d765e40089f9b (diff)
Fix use of uninitialized character in string array
String data in expressions is just an array and is not NULL-terminated.
Diffstat (limited to 'qbe.c')
-rw-r--r--qbe.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/qbe.c b/qbe.c
index 4ff9c28..3a27b43 100644
--- a/qbe.c
+++ b/qbe.c
@@ -882,7 +882,7 @@ funcinit(struct function *func, struct declaration *d, struct initializer *init)
for (; init; init = init->next) {
zero(func, d->value, d->type->align, offset, init->start);
if (init->expr->kind == EXPRSTRING) {
- for (i = 0; i <= init->expr->string.size && i < init->end - init->start; ++i) {
+ for (i = 0; i < init->expr->string.size && i < init->end - init->start; ++i) {
dst = funcinst(func, IADD, &iptr, (struct value *[]){d->value, mkintconst(&iptr, init->start + i)});
funcinst(func, ISTOREB, NULL, (struct value *[]){mkintconst(&i8, init->expr->string.data[i]), dst});
}