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authorNicholas Nethercote <n.nethercote@gmail.com>2023-02-16 16:05:08 +1100
committerNicholas Nethercote <n.nethercote@gmail.com>2023-02-17 22:24:34 +1100
commit2017aeff8887617fb7eef66d4b8dc81ca6e925c5 (patch)
treeddb8be7f08e54a1c2ace316e414f0db3d43d968a /compiler/rustc_codegen_llvm/src/coverageinfo
parentc8237db3eed2c91c14ce46b482b3d479a39d328d (diff)
downloadrust-2017aeff8887617fb7eef66d4b8dc81ca6e925c5.tar.gz
rust-2017aeff8887617fb7eef66d4b8dc81ca6e925c5.zip
Use `IntoIterator` for `mk_fn_sig`.
This makes a lot of call sites nicer.
Diffstat (limited to 'compiler/rustc_codegen_llvm/src/coverageinfo')
-rw-r--r--compiler/rustc_codegen_llvm/src/coverageinfo/mod.rs4
1 files changed, 1 insertions, 3 deletions
diff --git a/compiler/rustc_codegen_llvm/src/coverageinfo/mod.rs b/compiler/rustc_codegen_llvm/src/coverageinfo/mod.rs
index ace15cfb024..3dc0ac03312 100644
--- a/compiler/rustc_codegen_llvm/src/coverageinfo/mod.rs
+++ b/compiler/rustc_codegen_llvm/src/coverageinfo/mod.rs
@@ -27,8 +27,6 @@ use rustc_middle::ty::Instance;
 use std::cell::RefCell;
 use std::ffi::CString;
 
-use std::iter;
-
 pub mod mapgen;
 
 const UNUSED_FUNCTION_COUNTER_ID: CounterValueReference = CounterValueReference::START;
@@ -201,7 +199,7 @@ fn declare_unused_fn<'tcx>(cx: &CodegenCx<'_, 'tcx>, def_id: DefId) -> Instance<
         tcx.symbol_name(instance).name,
         cx.fn_abi_of_fn_ptr(
             ty::Binder::dummy(tcx.mk_fn_sig(
-                iter::once(tcx.mk_unit()),
+                [tcx.mk_unit()],
                 tcx.mk_unit(),
                 false,
                 hir::Unsafety::Unsafe,