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authorDavid Wood <david@davidtw.co>2020-06-22 13:57:03 +0100
committerDavid Wood <david@davidtw.co>2020-07-20 19:35:30 +0100
commit2989fea88a489a01b3e2243bb84b0ec20b8a0e28 (patch)
tree3fc7bedb5e5c8531c204b79510f7d61dd33f1e65 /src/librustc_codegen_llvm/intrinsic.rs
parent47756bb0faaf49be5c4086fd0fdbdd57f055781b (diff)
downloadrust-2989fea88a489a01b3e2243bb84b0ec20b8a0e28.tar.gz
rust-2989fea88a489a01b3e2243bb84b0ec20b8a0e28.zip
mir: `unused_generic_params` query
This commit implements the `unused_generic_params` query, an initial
version of polymorphization which detects when an item does not use
generic parameters and is being needlessly monomorphized as a result.

Signed-off-by: David Wood <david@davidtw.co>
Diffstat (limited to 'src/librustc_codegen_llvm/intrinsic.rs')
-rw-r--r--src/librustc_codegen_llvm/intrinsic.rs2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/librustc_codegen_llvm/intrinsic.rs b/src/librustc_codegen_llvm/intrinsic.rs
index 63ec8031483..2e5929a433d 100644
--- a/src/librustc_codegen_llvm/intrinsic.rs
+++ b/src/librustc_codegen_llvm/intrinsic.rs
@@ -160,7 +160,7 @@ impl IntrinsicCallMethods<'tcx> for Builder<'a, 'll, 'tcx> {
         caller_instance: ty::Instance<'tcx>,
     ) {
         let tcx = self.tcx;
-        let callee_ty = instance.monomorphic_ty(tcx);
+        let callee_ty = instance.ty(tcx, ty::ParamEnv::reveal_all());
 
         let (def_id, substs) = match callee_ty.kind {
             ty::FnDef(def_id, substs) => (def_id, substs),