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tests/test_import_std/main/main.lc

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+import "std_types";
+import "libc";
+
+#`
+#include <limits.h>
+#include <stdint.h>
+#include <stddef.h>
+`;
+
+main :: proc(): int {
+    TestSizes();
+    a: u64 = 0;
+    return :int(a);
+}