[PATCH 3/3] RISC-V: build: Allow LTO to be selected

From: Wende Tan <twd2.me@gmail.com>
To: palmer@dabbelt.com, paul.walmsley@sifive.com,
	aou@eecs.berkeley.edu, linux-riscv@lists.infradead.org
Cc: Wende Tan <twd2.me@gmail.com>, clang-built-linux@googlegroups.com
Subject: [PATCH 3/3] RISC-V: build: Allow LTO to be selected
Date: Mon, 19 Jul 2021 20:53:39 +0000	[thread overview]
Message-ID: <20210719205339.1023572-1-twd2.me@gmail.com> (raw)

Signed-off-by: Wende Tan <twd2.me@gmail.com>
---
 arch/riscv/Kconfig | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/arch/riscv/Kconfig b/arch/riscv/Kconfig
index 8fcceb8eda07..b593e5031c79 100644
--- a/arch/riscv/Kconfig
+++ b/arch/riscv/Kconfig
@@ -34,6 +34,8 @@ config RISCV
 	select ARCH_OPTIONAL_KERNEL_RWX if ARCH_HAS_STRICT_KERNEL_RWX
 	select ARCH_OPTIONAL_KERNEL_RWX_DEFAULT
 	select ARCH_SUPPORTS_HUGETLBFS if MMU
+	select ARCH_SUPPORTS_LTO_CLANG
+	select ARCH_SUPPORTS_LTO_CLANG_THIN
 	select ARCH_USE_MEMTEST
 	select ARCH_WANT_DEFAULT_TOPDOWN_MMAP_LAYOUT if MMU
 	select ARCH_WANT_FRAME_POINTERS
-- 
2.25.1


_______________________________________________
linux-riscv mailing list
linux-riscv@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-riscv
