anchao commented on code in PR #11579:
URL: https://github.com/apache/nuttx/pull/11579#discussion_r1461722873
##########
arch/risc-v/src/cmake/Toolchain.cmake:
##########
@@ -273,19 +273,24 @@ if(${CONFIG_RISCV_TOOLCHAIN} STREQUAL GNU_RVG)
set(PLATFORM_FLAGS)
- if(CONFIG_ARCH_RV32)
- if(${ARCHCPUEXTFLAGS} STREQUAL imc)
- list(APPEND PLATFORM_FLAGS -mcpu=sifive-e20)
- elseif(${ARCHCPUEXTFLAGS} STREQUAL imac)
- list(APPEND PLATFORM_FLAGS -mcpu=sifive-e31)
- elseif(${ARCHCPUEXTFLAGS} STREQUAL imafc)
- list(APPEND PLATFORM_FLAGS -mcpu=sifive-e76)
- endif()
- else()
- if(${ARCHCPUEXTFLAGS} STREQUAL imac)
- list(APPEND PLATFORM_FLAGS -mcpu=sifive-s51)
- elseif(${ARCHCPUEXTFLAGS} STREQUAL imafdc)
- list(APPEND PLATFORM_FLAGS -mcpu=sifive-u54)
+ # Ubuntu gcc-riscv64-unknown-elf complains about options below so only use
+ # them for higher version toolchain
+
+ if(GCC_VERSION GREATER_EQUAL 12)
Review Comment:
emm... It seems that risc-v does not add clang-related build rules. This
part is only supported in arm.
https://github.com/apache/nuttx/blob/2ec36fa7bd945f4cb3613bdb558f297874db3217/arch/arm/src/cmake/Toolchain.cmake#L46-L57
already, forget it, let us merge this PR.
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