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Code Issues 1 Releases Wiki Activity

Try to remove potential overflow bugs.

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Also make integer to size_t casts explicit rather than relying on
int32_t * sizeof(x) = size_t. This is kind of a personal preference for
this problem.
This commit is contained in:
Calvin Rose
2020-01-02 22:02:57 -06:00
parent a1cd759759
commit 6c7f376410
23 changed files with 82 additions and 72 deletions
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4
src/core/fiber.c
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@@ -47,7 +47,7 @@ static JanetFiber *fiber_alloc(int32_t capacity) {
capacity = 32;
}
fiber->capacity = capacity;
data = malloc(sizeof(Janet) * capacity);
data = malloc(sizeof(Janet) * (size_t) capacity);
if (NULL == data) {
JANET_OUT_OF_MEMORY;
}
@@ -211,7 +211,7 @@ int janet_fiber_funcframe(JanetFiber *fiber, JanetFunction *func) {
static void janet_env_detach(JanetFuncEnv *env) {
/* Check for closure environment */
if (env) {
size_t s = sizeof(Janet) * env->length;
size_t s = sizeof(Janet) * (size_t) env->length;
Janet *vmem = malloc(s);
janet_vm_next_collection += (uint32_t) s;
if (NULL == vmem) {