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Code Issues 1 Releases Wiki Activity

Update for undefined behavior sanitizer.

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This commit is contained in:
Calvin Rose
2023-03-24 18:49:21 -05:00
parent 8182d640cd
commit 9a76e77981
4 changed files with 10 additions and 6 deletions
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5
src/core/specials.c
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@@ -203,8 +203,9 @@ static int destructure(JanetCompiler *c,
janetc_emit(c, JOP_JUMP);
int32_t label_loop_exit = janet_v_count(c->buffer);
c->buffer[label_loop_cond_jump] |= (label_loop_exit - label_loop_cond_jump) << 16;
c->buffer[label_loop_loop] |= (label_loop_start - label_loop_loop) << 8;
/* avoid shifting negative numbers */
c->buffer[label_loop_cond_jump] |= (uint32_t)(label_loop_exit - label_loop_cond_jump) << 16;
c->buffer[label_loop_loop] |= (uint32_t)(label_loop_start - label_loop_loop) << 8;
janetc_freeslot(c, argi);
janetc_freeslot(c, arg);