nac3/llvm-restrict-targets.diff
Sebastien Bourdeauducq 4547eee82a llvm: switch RISC-V ABI when FPU is present
Patch is a bit of a hack and ignores 64-bit CPUs.

Also only build the LLVM targets we need.
2021-11-11 23:42:32 +08:00

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Diff

diff --git a/pkgs/development/compilers/llvm/12/llvm/default.nix b/pkgs/development/compilers/llvm/12/llvm/default.nix
index 41b7211b2a5..dfc707f034d 100644
--- a/pkgs/development/compilers/llvm/12/llvm/default.nix
+++ b/pkgs/development/compilers/llvm/12/llvm/default.nix
@@ -127,6 +127,7 @@ in stdenv.mkDerivation (rec {
"-DLLVM_HOST_TRIPLE=${stdenv.hostPlatform.config}"
"-DLLVM_DEFAULT_TARGET_TRIPLE=${stdenv.hostPlatform.config}"
"-DLLVM_ENABLE_DUMP=ON"
+ "-DLLVM_TARGETS_TO_BUILD=X86:ARM;RISCV"
] ++ optionals enableSharedLibraries [
"-DLLVM_LINK_LLVM_DYLIB=ON"
] ++ optionals enableManpages [