From 8840e744af559a6e9eae3688e60d381c8eed9adf Mon Sep 17 00:00:00 2001 From: Harinn Date: Thu, 7 May 2026 16:29:14 +0700 Subject: [PATCH] ifm: fix build with gcc 15 --- pkgs/by-name/if/ifm/package.nix | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/pkgs/by-name/if/ifm/package.nix b/pkgs/by-name/if/ifm/package.nix index 29ece74a0bd3..0b8d6e7ccbd9 100644 --- a/pkgs/by-name/if/ifm/package.nix +++ b/pkgs/by-name/if/ifm/package.nix @@ -38,7 +38,8 @@ stdenv.mkDerivation (finalAttrs: { # Workaround build failure on -fno-common toolchains: # ld: libvars.a(vars-freeze-lex.o):src/libvars/vars-freeze-lex.l:23: # multiple definition of `line_number'; ifm-main.o:src/ifm-main.c:46: first defined here - env.NIX_CFLAGS_COMPILE = "-fcommon"; + # gnu17: libvars uses K&R-style () prototypes; C23 redefines them as (void). + env.NIX_CFLAGS_COMPILE = "-fcommon -std=gnu17"; enableParallelBuilding = false; # ifm-scan.l:16:10: fatal error: ifm-parse.h: No such file or directory