build: Force optimization

Fixes hangs with debug builds on the lpi4a platform.

1 files changed, 2 insertions, 1 deletions

diff --git a/build.zig b/build.zig
index 62a325e..40b49a3 100644
--- a/build.zig
+++ b/build.zig
@@ -22,8 +22,9 @@ pub fn build(b: *std.Build) void {
     const target = b.standardTargetOptions(.{ .whitelist = &[_]std.zig.CrossTarget{riscv64_freestanding}, .default_target = riscv64_freestanding });
 
     // Standard optimization options allow the person running `zig build` to select
-    // between Debug, ReleaseSafe, ReleaseFast, and ReleaseSmall. Here we do not
+    // between ReleaseSafe, ReleaseFast, and ReleaseSmall. Here we do not
     // set a preferred release mode, allowing the user to decide how to optimize.
+    if (b.release_mode == .off) b.release_mode = .any;
     const optimize = b.standardOptimizeOption(.{});
 
     const exe = b.addExecutable(.{