X-Git-Url: https://git.lizzy.rs/?a=blobdiff_plain;f=compiler%2Frustc_codegen_llvm%2Fsrc%2Fasm.rs;h=606f710641fc0e25a17fd6f2b598058328a1e6b4;hb=80e309f7983bb15c805e86806b3d848aa9cbdfef;hp=219a4f8fa89594a909cfb3936557c950067fdac9;hpb=b6097f2e1b2ca62e188ba53cf43bd66b06b36915;p=rust.git

diff --git a/compiler/rustc_codegen_llvm/src/asm.rs b/compiler/rustc_codegen_llvm/src/asm.rs
index 219a4f8fa89..606f710641f 100644
--- a/compiler/rustc_codegen_llvm/src/asm.rs
+++ b/compiler/rustc_codegen_llvm/src/asm.rs
@@ -144,7 +144,7 @@ fn codegen_inline_asm(
                     // We prefer the latter because it matches the behavior of
                     // Clang.
                     if late && matches!(reg, InlineAsmRegOrRegClass::Reg(_)) {
-                        constraints.push(format!("{}", reg_to_llvm(reg, Some(&in_value.layout))));
+                        constraints.push(reg_to_llvm(reg, Some(&in_value.layout)).to_string());
                     } else {
                         constraints.push(format!("{}", op_idx[&idx]));
                     }