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-rw-r--r--pkgs/applications/blockchains/cgminer/default.nix7
1 files changed, 7 insertions, 0 deletions
diff --git a/pkgs/applications/blockchains/cgminer/default.nix b/pkgs/applications/blockchains/cgminer/default.nix
index a77924bb1f05..48a8d3ad9302 100644
--- a/pkgs/applications/blockchains/cgminer/default.nix
+++ b/pkgs/applications/blockchains/cgminer/default.nix
@@ -39,6 +39,13 @@ stdenv.mkDerivation rec {
"--enable-keccak"
"--enable-bflsc"];
+ # Workaround build failure on -fno-common toolchains like upstream
+ # gcc-10. Otherwise build fails as:
+ # ld: cgminer-driver-modminer.o:/build/source/miner.h:285:
+ # multiple definition of `bitforce_drv'; cgminer-cgminer.o:/build/source/miner.h:285:
+ # first defined here
+ NIX_CFLAGS_COMPILE = "-fcommon";
+
meta = with lib; {
description = "CPU/GPU miner in c for bitcoin";
homepage = "https://github.com/ckolivas/cgminer";