From 3ec0d14140dc086ce40a5f5b67338a8c9a9ab08f Mon Sep 17 00:00:00 2001
From: Will Dietz <w@wdtz.org>
Date: Mon, 24 Sep 2018 18:33:34 -0500
Subject: [PATCH] gcc7: more options for musl

---
 pkgs/development/compilers/gcc/7/default.nix | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/compilers/gcc/7/default.nix b/pkgs/development/compilers/gcc/7/default.nix
index 4dfbcf0f545..2dd919d978f 100644
--- a/pkgs/development/compilers/gcc/7/default.nix
+++ b/pkgs/development/compilers/gcc/7/default.nix
@@ -292,7 +292,12 @@ stdenv.mkDerivation ({
       # On Illumos/Solaris GNU as is preferred
       "--with-gnu-as" "--without-gnu-ld"
     ]
-    ++ optional (targetPlatform == hostPlatform && targetPlatform.libc == "musl") "--disable-libsanitizer"
+    ++ optionals (targetPlatform == hostPlatform && targetPlatform.libc == "musl") [
+      "--disable-libsanitizer"
+      "--disable-symvers"
+      "libat_cv_have_ifunc=no"
+      "--disable-gnu-indirect-function"
+    ]
     ++ optional (targetPlatform.isAarch64) "--enable-fix-cortex-a53-843419"
   ;