More clippy fixes

crates/rustc_codegen_spirv/src/abi.rs

@@ -662,8 +662,8 @@ fn trans_aggregate<'tcx>(cx: &CodegenCx<'tcx>, span: Span, ty: TyAndLayout<'tcx>
 }
 
 // returns (field_offsets, size, align)
-pub fn auto_struct_layout<'tcx>(
-    cx: &CodegenCx<'tcx>,
+pub fn auto_struct_layout(
+    cx: &CodegenCx<'_>,
     field_types: &[Word],
 ) -> (Vec<Size>, Option<Size>, Align) {
     // FIXME(eddyb) use `AccumulateVec`s just like `rustc` itself does.

crates/rustc_codegen_spirv/src/attr.rs

@@ -228,7 +228,7 @@ impl AggregatedSpirvAttributes {
 }
 
 // FIXME(eddyb) make this reusable from somewhere in `rustc`.
-fn target_from_impl_item<'tcx>(tcx: TyCtxt<'tcx>, impl_item: &hir::ImplItem<'_>) -> Target {
+fn target_from_impl_item(tcx: TyCtxt<'_>, impl_item: &hir::ImplItem<'_>) -> Target {
     match impl_item.kind {
         hir::ImplItemKind::Const(..) => Target::AssocConst,
         hir::ImplItemKind::Fn(..) => {

crates/rustc_codegen_spirv/src/builder/ext_inst.rs

@@ -13,7 +13,7 @@ pub struct ExtInst {
 }
 
 impl ExtInst {
-    pub fn import_glsl<'a, 'tcx>(&mut self, bx: &Builder<'a, 'tcx>) -> Word {
+    pub fn import_glsl(&mut self, bx: &Builder<'_, '_>) -> Word {
         if let Some(id) = self.glsl {
             id
         } else {
@@ -23,11 +23,7 @@ impl ExtInst {
         }
     }
 
-    pub fn require_integer_functions_2_intel<'a, 'tcx>(
-        &mut self,
-        bx: &Builder<'a, 'tcx>,
-        to_zombie: Word,
-    ) {
+    pub fn require_integer_functions_2_intel(&mut self, bx: &Builder<'_, '_>, to_zombie: Word) {
         if !self.integer_functions_2_intel {
             self.integer_functions_2_intel = true;
             if !bx

crates/rustc_codegen_spirv/src/builder/mod.rs

@@ -319,7 +319,7 @@ impl<'a, 'tcx> ArgAbiMethods<'tcx> for Builder<'a, 'tcx> {
         idx: &mut usize,
         dst: PlaceRef<'tcx, Self::Value>,
     ) {
-        fn next<'a, 'tcx>(bx: &mut Builder<'a, 'tcx>, idx: &mut usize) -> SpirvValue {
+        fn next(bx: &mut Builder<'_, '_>, idx: &mut usize) -> SpirvValue {
             let val = bx.function_parameter_values.borrow()[&bx.current_fn.def(bx)][*idx];
             *idx += 1;
             val

crates/rustc_codegen_spirv/src/lib.rs

@@ -114,11 +114,7 @@ use std::io::Write;
 use std::path::Path;
 use std::sync::Arc;
 
-fn dump_mir<'tcx>(
-    tcx: TyCtxt<'tcx>,
-    mono_items: &[(MonoItem<'_>, (Linkage, Visibility))],
-    path: &Path,
-) {
+fn dump_mir(tcx: TyCtxt<'_>, mono_items: &[(MonoItem<'_>, (Linkage, Visibility))], path: &Path) {
     create_dir_all(path.parent().unwrap()).unwrap();
     let mut file = File::create(path).unwrap();
     for &(mono_item, (_, _)) in mono_items {
@@ -384,9 +380,9 @@ impl WriteBackendMethods for SpirvCodegenBackend {
 }
 
 impl ExtraBackendMethods for SpirvCodegenBackend {
-    fn codegen_allocator<'tcx>(
+    fn codegen_allocator(
         &self,
-        _: TyCtxt<'tcx>,
+        _: TyCtxt<'_>,
         _: &str,
         _: AllocatorKind,
         _: AllocatorKind,

crates/rustc_codegen_spirv/src/link.rs

@@ -27,8 +27,8 @@ use std::iter;
 use std::path::{Path, PathBuf};
 use std::sync::Arc;
 
-pub fn link<'a>(
-    sess: &'a Session,
+pub fn link(
+    sess: &Session,
     codegen_results: &CodegenResults,
     outputs: &OutputFilenames,
     crate_name: &str,
@@ -380,9 +380,9 @@ fn do_spirv_val(
     }
 }
 
-fn link_local_crate_native_libs_and_dependent_crate_libs<'a>(
+fn link_local_crate_native_libs_and_dependent_crate_libs(
     rlibs: &mut Vec<PathBuf>,
-    sess: &'a Session,
+    sess: &Session,
     crate_type: CrateType,
     codegen_results: &CodegenResults,
 ) {

crates/rustc_codegen_spirv/src/spirv_type.rs

@@ -628,8 +628,8 @@ impl fmt::Display for SpirvTypePrinter<'_, '_> {
 
 impl SpirvTypePrinter<'_, '_> {
     fn display(&self, stack: &mut Vec<Word>, f: &mut fmt::Formatter<'_>) -> fmt::Result {
-        fn ty<'tcx>(
-            cx: &CodegenCx<'tcx>,
+        fn ty(
+            cx: &CodegenCx<'_>,
             stack: &mut Vec<Word>,
             f: &mut fmt::Formatter<'_>,
             ty: Word,