Tests: Build all tests on x86_64

This builds some previously-disabled tests for x86_64.

1 files changed, 2 insertions, 3 deletions

diff --git a/Tests/Kernel/fuzz-syscalls.cpp b/Tests/Kernel/fuzz-syscalls.cpp
index 96b7c1207b..e51a39824b 100644
--- a/Tests/Kernel/fuzz-syscalls.cpp
+++ b/Tests/Kernel/fuzz-syscalls.cpp
@@ -85,9 +85,8 @@ static void randomize_from(size_t* buffer, size_t len, const Vector<size_t>& val
     }
 }
 
-// The largest SC_*_params struct is SC_mmap_params with 36 bytes.
-static_assert(sizeof(size_t) == 4, "Cannot handle size_t != 4 bytes");
-static constexpr size_t fake_params_count = 36 / sizeof(size_t);
+// The largest SC_*_params struct is SC_mmap_params with 9 size_ts (36 bytes on x86, 72 on x86_64).
+static constexpr size_t fake_params_count = sizeof(Syscall::SC_mmap_params) / sizeof(size_t);
 
 static void do_weird_call(size_t attempt, int syscall_fn, size_t arg1, size_t arg2, size_t arg3, size_t* fake_params)
 {