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-rw-r--r--compiler/rustc_codegen_llvm/src/attributes.rs10
-rw-r--r--compiler/rustc_codegen_llvm/src/debuginfo/create_scope_map.rs10
2 files changed, 13 insertions, 7 deletions
diff --git a/compiler/rustc_codegen_llvm/src/attributes.rs b/compiler/rustc_codegen_llvm/src/attributes.rs
index f8454fd9960..95e0481b035 100644
--- a/compiler/rustc_codegen_llvm/src/attributes.rs
+++ b/compiler/rustc_codegen_llvm/src/attributes.rs
@@ -37,7 +37,9 @@ fn inline_attr<'ll>(cx: &CodegenCx<'ll, '_>, inline: InlineAttr) -> Option<&'ll
     }
     match inline {
         InlineAttr::Hint => Some(AttributeKind::InlineHint.create_attr(cx.llcx)),
-        InlineAttr::Always => Some(AttributeKind::AlwaysInline.create_attr(cx.llcx)),
+        InlineAttr::Always | InlineAttr::Force { .. } => {
+            Some(AttributeKind::AlwaysInline.create_attr(cx.llcx))
+        }
         InlineAttr::Never => {
             if cx.sess().target.arch != "amdgpu" {
                 Some(AttributeKind::NoInline.create_attr(cx.llcx))
@@ -472,7 +474,11 @@ pub(crate) fn llfn_attrs_from_instance<'ll, 'tcx>(
         let allocated_pointer = AttributeKind::AllocatedPointer.create_attr(cx.llcx);
         attributes::apply_to_llfn(llfn, AttributePlace::Argument(0), &[allocated_pointer]);
     }
-    if let Some(align) = codegen_fn_attrs.alignment {
+    // function alignment can be set globally with the `-Zmin-function-alignment=<n>` flag;
+    // the alignment from a `#[repr(align(<n>))]` is used if it specifies a higher alignment.
+    if let Some(align) =
+        Ord::max(cx.tcx.sess.opts.unstable_opts.min_function_alignment, codegen_fn_attrs.alignment)
+    {
         llvm::set_alignment(llfn, align);
     }
     if let Some(backchain) = backchain_attr(cx) {
diff --git a/compiler/rustc_codegen_llvm/src/debuginfo/create_scope_map.rs b/compiler/rustc_codegen_llvm/src/debuginfo/create_scope_map.rs
index 07bd0f4d1c1..e545ce386ed 100644
--- a/compiler/rustc_codegen_llvm/src/debuginfo/create_scope_map.rs
+++ b/compiler/rustc_codegen_llvm/src/debuginfo/create_scope_map.rs
@@ -4,7 +4,7 @@ use rustc_codegen_ssa::mir::debuginfo::{DebugScope, FunctionDebugContext};
 use rustc_codegen_ssa::traits::*;
 use rustc_data_structures::fx::FxHashMap;
 use rustc_index::Idx;
-use rustc_index::bit_set::BitSet;
+use rustc_index::bit_set::DenseBitSet;
 use rustc_middle::mir::{Body, SourceScope};
 use rustc_middle::ty::layout::{FnAbiOf, HasTypingEnv};
 use rustc_middle::ty::{self, Instance};
@@ -27,7 +27,7 @@ pub(crate) fn compute_mir_scopes<'ll, 'tcx>(
 ) {
     // Find all scopes with variables defined in them.
     let variables = if cx.sess().opts.debuginfo == DebugInfo::Full {
-        let mut vars = BitSet::new_empty(mir.source_scopes.len());
+        let mut vars = DenseBitSet::new_empty(mir.source_scopes.len());
         // FIXME(eddyb) take into account that arguments always have debuginfo,
         // irrespective of their name (assuming full debuginfo is enabled).
         // NOTE(eddyb) actually, on second thought, those are always in the
@@ -40,7 +40,7 @@ pub(crate) fn compute_mir_scopes<'ll, 'tcx>(
         // Nothing to emit, of course.
         None
     };
-    let mut instantiated = BitSet::new_empty(mir.source_scopes.len());
+    let mut instantiated = DenseBitSet::new_empty(mir.source_scopes.len());
     let mut discriminators = FxHashMap::default();
     // Instantiate all scopes.
     for idx in 0..mir.source_scopes.len() {
@@ -63,9 +63,9 @@ fn make_mir_scope<'ll, 'tcx>(
     cx: &CodegenCx<'ll, 'tcx>,
     instance: Instance<'tcx>,
     mir: &Body<'tcx>,
-    variables: &Option<BitSet<SourceScope>>,
+    variables: &Option<DenseBitSet<SourceScope>>,
     debug_context: &mut FunctionDebugContext<'tcx, &'ll DIScope, &'ll DILocation>,
-    instantiated: &mut BitSet<SourceScope>,
+    instantiated: &mut DenseBitSet<SourceScope>,
     discriminators: &mut FxHashMap<BytePos, u32>,
     scope: SourceScope,
 ) {