flow-control: Some cleanup.

[liorgold2]

Stack:

• flow-control: Support while-let. #8420
• flow-control: Some cleanup. #8400 ⬅

⚠️ Part of a stack created by spr. Do not merge manually using the UI - doing so may have unexpected results.

[reviewable-StarkWare]

This change is 

[orizi]

@orizi reviewed 1 of 2 files at r1, all commit messages.
Reviewable status: 1 of 2 files reviewed, 1 unresolved discussion

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crates/cairo-lang-lowering/src/lower/lower_match.rs line 157 at r1 (raw file):

/// Returns an option containing the PatternPath of the underscore pattern, if it exists.
fn get_underscore_pattern_path_and_mark_unreachable<'db>(

is the rest of the code still reachable as well?
this all sounds like things handled in the new flow.

Code quote:

get_underscore_pattern_path_and_mark_unreachable

[orizi]

Reviewable status: 1 of 2 files reviewed, all discussions resolved

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crates/cairo-lang-lowering/src/lower/lower_match.rs line 157 at r1 (raw file):

Previously, orizi wrote…

is the rest of the code still reachable as well?
this all sounds like things handled in the new flow.

nm - i see further removals in later PRs.

[orizi]

@orizi reviewed 1 of 2 files at r1.
Reviewable status: complete! all files reviewed, all discussions resolved (waiting on @liorgold2)

[liorgold2]

@liorgold2 reviewed 1 of 1 files at r2, all commit messages.
Reviewable status: complete! all files reviewed, all discussions resolved (waiting on @liorgold2)