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[PRISM] Properly compile branch conditions in their own sequence

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This commit is contained in:
Kevin Newton 2024-07-16 13:47:53 -04:00
parent 90e945a7b7
commit b0a99d0da9
Notes: git 2024-07-16 18:40:38 +00:00 
Merged: https://github.com/ruby/ruby/pull/11177
1 changed files with 20 additions and 1 deletions
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21
prism_compile.c
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@ -989,7 +989,26 @@ again:
break; break;
} }
default: { default: {
pm_compile_node(iseq, cond, ret, false, scope_node); DECL_ANCHOR(cond_seq);
INIT_ANCHOR(cond_seq);
pm_compile_node(iseq, cond, cond_seq, false, scope_node);
if (LIST_INSN_SIZE_ONE(cond_seq)) {
INSN *insn = (INSN *)ELEM_FIRST_INSN(FIRST_ELEMENT(cond_seq));
if (insn->insn_id == BIN(putobject)) {
if (RTEST(insn->operands[0])) {
ADD_INSNL(ret, cond, jump, then_label);
// maybe unreachable
return;
}
else {
ADD_INSNL(ret, cond, jump, else_label);
return;
}
}
}
PUSH_SEQ(ret, cond_seq);
break; break;
} }
} }