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authorlcnr <rust@lcnr.de>2022-03-15 16:30:30 +0100
committerlcnr <rust@lcnr.de>2022-03-30 11:23:58 +0200
commitbef6f3e895beede5bfd5ba4bb12898615c156d59 (patch)
tree724e0593725707bbff014409e6b495142830315b /compiler/rustc_middle/src/hir/map
parent4558a125b6108f3c080e88d7746e1d422b969bef (diff)
downloadrust-bef6f3e895beede5bfd5ba4bb12898615c156d59.tar.gz
rust-bef6f3e895beede5bfd5ba4bb12898615c156d59.zip
rework implementation for inherent impls for builtin types
Diffstat (limited to 'compiler/rustc_middle/src/hir/map')
-rw-r--r--compiler/rustc_middle/src/hir/map/mod.rs4
1 files changed, 4 insertions, 0 deletions
diff --git a/compiler/rustc_middle/src/hir/map/mod.rs b/compiler/rustc_middle/src/hir/map/mod.rs
index ec20e888333..8afa6e70e41 100644
--- a/compiler/rustc_middle/src/hir/map/mod.rs
+++ b/compiler/rustc_middle/src/hir/map/mod.rs
@@ -579,6 +579,10 @@ impl<'hir> Map<'hir> {
         self.attrs(CRATE_HIR_ID)
     }
 
+    pub fn rustc_coherence_is_core(self) -> bool {
+        self.krate_attrs().iter().any(|attr| attr.has_name(sym::rustc_coherence_is_core))
+    }
+
     pub fn get_module(self, module: LocalDefId) -> (&'hir Mod<'hir>, Span, HirId) {
         let hir_id = HirId::make_owner(module);
         match self.tcx.hir_owner(module).map(|o| o.node) {