1 files changed, 1 insertions, 1 deletions
diff --git a/std/debug.zig b/std/debug.zig
index a37f8749cf..45f7dcf091 100644
--- a/std/debug.zig
+++ b/std/debug.zig
@@ -217,7 +217,7 @@ fn getString(st: &ElfStackTrace, offset: u64) -> %[]u8 {
 fn readAllocBytes(in_stream: &io.InStream, size: usize) -> %[]u8 {
     const buf = %return global_allocator.alloc(u8, size);
     %defer global_allocator.free(buf);
-    %return in_stream.read(buf);
+    if (size < %return in_stream.read(buf)) return error.Eof;
     return buf;
 }