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bpo-33041: Rework compiling an "async for" loop. (#6142)

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* Added new opcode END_ASYNC_FOR.
* Setting global StopAsyncIteration no longer breaks "async for" loops.
* Jumping into an "async for" loop is now disabled.
* Jumping out of an "async for" loop no longer corrupts the stack.
* Simplify the compiler.
This commit is contained in:
Serhiy Storchaka 2018-03-23 14:34:35 +02:00 • committed by GitHub
parent c65bf3fe4a
commit 702f8f3611
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14 changed files with 276 additions and 226 deletions
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Python/opcode_targets.h
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@ -53,7 +53,7 @@ static void *opcode_targets[256] = {
&&TARGET_GET_ANEXT,
&&TARGET_BEFORE_ASYNC_WITH,
&&TARGET_BEGIN_FINALLY,
&&_unknown_opcode,
&&TARGET_END_ASYNC_FOR,
&&TARGET_INPLACE_ADD,
&&TARGET_INPLACE_SUBTRACT,
&&TARGET_INPLACE_MULTIPLY,