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[3.13] gh-128161: Remove redundant GET_ITER from list comprehension code (backport of GH-134778) (GH-134788)

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Mark Shannon 2025-05-27 14:12:04 +01:00 • committed by GitHub
parent 3593d0d1fc
commit 814ac0d587
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4 changed files with 51 additions and 17 deletions
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19
Python/compile.c
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@ -5501,9 +5501,9 @@ compiler_async_comprehension_generator(struct compiler *c, location loc,
else {
/* Sub-iter - calculate on the fly */
VISIT(c, expr, gen->iter);
ADDOP(c, LOC(gen->iter), GET_AITER);
}
}
ADDOP(c, LOC(gen->iter), GET_AITER);
USE_LABEL(c, start);
/* Runtime will push a block here, so we need to account for that */
@ -5790,19 +5790,6 @@ pop_inlined_comprehension_state(struct compiler *c, location loc,
return SUCCESS;
}
static inline int
compiler_comprehension_iter(struct compiler *c, comprehension_ty comp)
{
VISIT(c, expr, comp->iter);
if (comp->is_async) {
ADDOP(c, LOC(comp->iter), GET_AITER);
}
else {
ADDOP(c, LOC(comp->iter), GET_ITER);
}
return SUCCESS;
}
static int
compiler_comprehension(struct compiler *c, expr_ty e, int type,
identifier name, asdl_comprehension_seq *generators, expr_ty elt,
@ -5824,9 +5811,7 @@ compiler_comprehension(struct compiler *c, expr_ty e, int type,
outermost = (comprehension_ty) asdl_seq_GET(generators, 0);
if (is_inlined) {
if (compiler_comprehension_iter(c, outermost)) {
goto error;
}
VISIT(c, expr, outermost->iter);
if (push_inlined_comprehension_state(c, loc, entry, &inline_state)) {
goto error;
}