From 307c60843ce853cf6883f5330e71cde35838d78b Mon Sep 17 00:00:00 2001 From: Simon Vandel Sillesen Date: Sun, 15 Nov 2020 22:34:23 +0100 Subject: [PATCH] Do not call super_rvalue if not needed --- compiler/rustc_mir/src/transform/instcombine.rs | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/compiler/rustc_mir/src/transform/instcombine.rs b/compiler/rustc_mir/src/transform/instcombine.rs index 59b7db24319..b36633fbfb3 100644 --- a/compiler/rustc_mir/src/transform/instcombine.rs +++ b/compiler/rustc_mir/src/transform/instcombine.rs @@ -81,7 +81,7 @@ impl<'tcx> MutVisitor<'tcx> for InstCombineVisitor<'tcx> { *rvalue = Rvalue::Use(Operand::Copy(place)); } - self.super_rvalue(rvalue, location) + // We do not call super_rvalue as we are not interested in any other parts of the tree } } @@ -285,7 +285,7 @@ impl Visitor<'tcx> for OptimizationFinder<'b, 'tcx> { self.find_unneeded_equality_comparison(rvalue, location); - self.super_rvalue(rvalue, location) + // We do not call super_rvalue as we are not interested in any other parts of the tree } }