From c3fdbc0a24c83246f951ba79c7167547da979ae5 Mon Sep 17 00:00:00 2001 From: Fabrice Fontaine Date: Wed, 10 Nov 2021 23:14:54 +0100 Subject: [PATCH] fix musl build on riscv Fix the following build failure raised with musl: ../../gdbserver/linux-riscv-low.cc: In function 'void riscv_fill_fpregset(regcache*, void*)': ../../gdbserver/linux-riscv-low.cc:140:19: error: 'ELF_NFPREG' was not declared in this scope; did you mean 'ELF_NGREG'? 140 | for (i = 0; i < ELF_NFPREG - 1; i++, regbuf += flen) | ^~~~~~~~~~ | ELF_NGREG musl fixed the issue with https://git.musl-libc.org/cgit/musl/commit/?id=e5d2823631bbfebacf48e1a34ed28f28d7cb2570 Fixes: - http://autobuild.buildroot.org/results/16b19198980ce9c81a618b3f6e8dc9fe28247a28 Signed-off-by: Fabrice Fontaine --- gdb/nat/riscv-linux-tdesc.c | 5 +++++ gdbserver/linux-riscv-low.cc | 5 +++++ 2 files changed, 10 insertions(+) diff --git a/gdb/nat/riscv-linux-tdesc.c b/gdb/nat/riscv-linux-tdesc.c index 837b1707e0f..667c013006a 100644 --- a/gdb/nat/riscv-linux-tdesc.c +++ b/gdb/nat/riscv-linux-tdesc.c @@ -31,6 +31,11 @@ # define NFPREG 33 #endif +/* Work around musl breakage since version 1.1.24. */ +#ifndef ELF_NFPREG +# define ELF_NFPREG 33 +#endif + /* See nat/riscv-linux-tdesc.h. */ struct riscv_gdbarch_features diff --git a/gdbserver/linux-riscv-low.cc b/gdbserver/linux-riscv-low.cc index 8bf97ea4aa3..1142dbc7b16 100644 --- a/gdbserver/linux-riscv-low.cc +++ b/gdbserver/linux-riscv-low.cc @@ -30,6 +30,11 @@ # define NFPREG 33 #endif +/* Work around musl breakage since version 1.1.24. */ +#ifndef ELF_NFPREG +# define ELF_NFPREG 33 +#endif + /* Linux target op definitions for the RISC-V architecture. */ class riscv_target : public linux_process_target -- 2.33.0