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

* [PATCH 3/3] RISC-V: build: Allow LTO to be selected
@ 2021-07-19 20:53 Wende Tan
  2021-07-19 21:25 ` Nick Desaulniers
  0 siblings, 1 reply; 4+ messages in thread
From: Wende Tan @ 2021-07-19 20:53 UTC (permalink / raw)
  To: palmer, paul.walmsley, aou, linux-riscv; +Cc: Wende Tan, clang-built-linux

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


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