Fixed a bug that pointer subtraction results from two absolute addresses are calculated as unsigned long.

2021-02-07 11:35:36 +08:00
parent da4cc08b78
commit f1c715c455
2 changed files with 7 additions and 1 deletions
--- a/test/val/bug1310.c
+++ b/test/val/bug1310.c
@@ -76,6 +76,12 @@ int main (void)
        fprintf (stderr, "Expected ~32767U == 32768U, got: %ld\n", (long)~32767U);
        failures++;
    }
+
+    if ((long*)0x1000 - (long*)0x2000 >= 0) {
+        fprintf (stderr, "Expected (long*)0x1000 - (long*)0x2000 < 0, got: %ld\n", (long*)0x1000 - (long*)0x2000);
+        failures++;
+    }
    printf ("failures: %u\n", failures);
+
    return failures;
 }