bjoernager/rust
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use vec![] macro to create Vector with first item inside instead of pushing to an empty vec![]

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slightly reduces code bloat
This commit is contained in:
Matthias Krüger 2021-07-17 01:38:08 +02:00
parent 71a6c7c803
commit 1c129f7b97
4 changed files with 7 additions and 9 deletions
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4
compiler/rustc_mir/src/transform/coverage/graph.rs
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@ -526,8 +526,8 @@ impl TraverseCoverageGraphWithLoops {
pub fn new(basic_coverage_blocks: &CoverageGraph) -> Self {
let start_bcb = basic_coverage_blocks.start_node();
let backedges = find_loop_backedges(basic_coverage_blocks);
let mut context_stack = Vec::new();
context_stack.push(TraversalContext { loop_backedges: None, worklist: vec![start_bcb] });
let context_stack =
vec![TraversalContext { loop_backedges: None, worklist: vec![start_bcb] }];
// `context_stack` starts with a `TraversalContext` for the main function context (beginning
// with the `start` BasicCoverageBlock of the function). New worklists are pushed to the top
// of the stack as loops are entered, and popped off of the stack when a loop's worklist is