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-rw-r--r--src/codegen.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/src/codegen.c b/src/codegen.c
index 814a74f6e..03c752826 100644
--- a/src/codegen.c
+++ b/src/codegen.c
@@ -475,9 +475,9 @@ new_msym(codegen_scope *s, mrb_sym sym)
{
size_t i, len;
- if (s->irep == NULL) return 0;
- len = s->irep->slen;
+ mrb_assert(s->irep);
+ len = s->irep->slen;
if (len > 256) len = 256;
for (i=0; i<len; i++) {
if (s->irep->syms[i] == sym) return i;