From 39d99a1a14490a641777933d3f691773819b2c9f Mon Sep 17 00:00:00 2001
From: luojia65 <me@luojia.cc>
Date: Sat, 4 Dec 2021 17:47:07 +0800
Subject: [PATCH] rustdoc: Add readable rustdoc display for RISC-V target

use format 'RISC-V RV32' and 'RISC-V RV64'
---
 src/librustdoc/clean/cfg.rs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/librustdoc/clean/cfg.rs b/src/librustdoc/clean/cfg.rs
index 9b5ca068486..90d7db4544b 100644
--- a/src/librustdoc/clean/cfg.rs
+++ b/src/librustdoc/clean/cfg.rs
@@ -497,6 +497,8 @@ fn fmt(&self, fmt: &mut fmt::Formatter<'_>) -> fmt::Result {
                         "msp430" => "MSP430",
                         "powerpc" => "PowerPC",
                         "powerpc64" => "PowerPC-64",
+                        "riscv32" => "RISC-V RV32",
+                        "riscv64" => "RISC-V RV64",
                         "s390x" => "s390x",
                         "sparc64" => "SPARC64",
                         "wasm32" | "wasm64" => "WebAssembly",