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Update to rustfmt-preview (#348)

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* Update to rustfmt-preview.

* Run "cargo fmt --all" with rustfmt 0.4.1.

rustfmt 0.4.1 is the latest release of rustfmt-preview available on the
stable channel.

* Fix a long line that rustfmt 0.4.1 can't handle.

* Remove unneeded commas left behind by rustfmt.
This commit is contained in:
Dan Gohman
2018-05-25 11:38:38 -07:00
committed by GitHub
parent 99f6055c55
commit 6b88cd44a8
137 changed files with 1914 additions and 2380 deletions
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10
lib/codegen/src/dce.rs
View File

@@ -13,9 +13,8 @@ use timing;
/// Test whether the given opcode is unsafe to even consider for DCE.
fn trivially_unsafe_for_dce(opcode: Opcode) -> bool {
opcode.is_call() || opcode.is_branch() || opcode.is_terminator() ||
opcode.is_return() || opcode.can_trap() || opcode.other_side_effects() ||
opcode.can_store()
opcode.is_call() || opcode.is_branch() || opcode.is_terminator() || opcode.is_return()
|| opcode.can_trap() || opcode.other_side_effects() || opcode.can_store()
}
/// Preserve instructions with used result values.
@@ -51,9 +50,8 @@ pub fn do_dce(func: &mut Function, domtree: &mut DominatorTree) {
{
let data = &pos.func.dfg[inst];
let opcode = data.opcode();
if trivially_unsafe_for_dce(opcode) ||
is_load_with_defined_trapping(opcode, &data) ||
any_inst_results_used(inst, &live, &pos.func.dfg)
if trivially_unsafe_for_dce(opcode) || is_load_with_defined_trapping(opcode, &data)
|| any_inst_results_used(inst, &live, &pos.func.dfg)
{
for arg in pos.func.dfg.inst_args(inst) {
let v = pos.func.dfg.resolve_aliases(*arg);