[REG_UNSET_VALUE]: Define to the address of a static variable rather than to

((char *) -1). The latter got a warning on IRIX64.

[REG_UNSET_VALUE]: Define to the address of a static variable rather than to
((char *) -1). The latter got a warning on IRIX64.
b744df55 · Jim Meyering · ef8fd672 · b744df55
Commit b744df55 authored Dec 11, 1994 by Jim Meyering
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src/regex.c src/regex.c +2 -1

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--- a/src/regex.c
+++ b/src/regex.c
@@ -1251,7 +1251,8 @@ typedef union


 /* Registers are set to a sentinel when they haven't yet matched.  */
-#define REG_UNSET_VALUE ((char *) -1)
+static char reg_unset_dummy;
+#define REG_UNSET_VALUE (&reg_unset_dummy)
 #define REG_UNSET(e) ((e) == REG_UNSET_VALUE)