From f5036d587fce5fd3e8199acbf3f186987147ec6a Mon Sep 17 00:00:00 2001
From: Mathias Magnusson <mathias@magnusson.space>
Date: Mon, 30 Jun 2025 22:31:17 +0200
Subject: print error return trace if execv:ing qemu errors

---
 src/main.zig | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/main.zig b/src/main.zig
index 5ee36da..5eda854 100644
--- a/src/main.zig
+++ b/src/main.zig
@@ -73,13 +73,14 @@ pub fn main() !void {
     if (run) {
         out_file.close();
 
-        std.debug.print("{}\n", .{std.process.execv(
+        const err = std.process.execv(
             allocator,
             if (target.cpu.arch == .riscv64 and target.os.tag == .linux)
                 &.{out_path}
             else
                 &.{ "qemu-riscv64", out_path.? },
-        )});
+        );
+        std.debug.print("{}\n{any}\n", .{err, @errorReturnTrace()});
     }
 }
 
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