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corrected cap.c

ceriel 36 years ago
parent
commit
a22b21016e
1 changed files with 3 additions and 1 deletions
  1. 3 1
      lang/m2/libm2/cap.c

+ 3 - 1
lang/m2/libm2/cap.c

@@ -12,5 +12,7 @@
 cap(u)
 	unsigned u;
 {
-	if (u >= 'a' && u <= 'z') u += 'A'-'a';
+	register unsigned *p = &u;
+
+	if (*p >= 'a' && *p <= 'z') *p += 'A'-'a';
 }