From 6490e571365ee9f9a6afc1236adae414cb93ae1e Mon Sep 17 00:00:00 2001
From: Sage Hane <sage@sagehane.com>
Date: Sun, 2 May 2021 02:22:14 +0900
Subject: [PATCH] std.zig: handle -frandom-seed in NIX_CFLAGS_COMPILE

---
 lib/std/zig/system.zig | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/std/zig/system.zig b/lib/std/zig/system.zig
index 42099c6efe..9dbe3762d0 100644
--- a/lib/std/zig/system.zig
+++ b/lib/std/zig/system.zig
@@ -46,6 +46,9 @@ pub const NativePaths = struct {
             var it = mem.tokenize(nix_cflags_compile, " ");
             while (true) {
                 const word = it.next() orelse break;
+                if (mem.startsWith(u8, word, "-frandom-seed=")) {
+                    continue;
+                }
                 if (mem.eql(u8, word, "-isystem")) {
                     const include_path = it.next() orelse {
                         try self.addWarning("Expected argument after -isystem in NIX_CFLAGS_COMPILE");