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Fixed incorrect condition evaluation

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This commit is contained in:
Dmitry Stogov 2023-05-23 19:32:18 +03:00
parent cbfdeb46fe
commit 30c6717812
1 changed files with 5 additions and 1 deletions
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6
ir_sccp.c
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@ -659,7 +659,11 @@ int ir_sccp(ir_ctx *ctx)
ir_bitqueue_add(&worklist, insn->op2);
continue;
}
if (!IR_IS_BOTTOM(insn->op2)) {
if (!IR_IS_BOTTOM(insn->op2)
#if IR_COMBO_COPY_PROPAGATION
&& (IR_IS_CONST_REF(insn->op2) || _values[insn->op2].op != IR_COPY)
#endif
) {
bool b = ir_sccp_is_true(ctx, _values, insn->op2);
use_list = &ctx->use_lists[i];
IR_ASSERT(use_list->count == 2);