(struct quoting_options): Use unsigned int for quote_these_too, so

that right shifts are well defined.  All uses changed.

diff --git a/lib/quotearg.c b/lib/quotearg.c
index 64fa676354550b40999e4c8a97bdca0ae6219919..8c95b7ae5e19d1d5412e599992c1ab07aff8f23f 100644 (file)
--- a/lib/quotearg.c
+++ b/lib/quotearg.c
@@ -84,7 +84,7 @@ struct quoting_options
 
   /* Quote the characters indicated by this bit vector even if the
      quoting style would not normally require them to be quoted.  */
-  int quote_these_too[(UCHAR_MAX / INT_BITS) + 1];
+  unsigned int quote_these_too[(UCHAR_MAX / INT_BITS) + 1];
 };
 
 /* Names of quoting styles.  */
@@ -152,7 +152,8 @@ int
 set_char_quoting (struct quoting_options *o, char c, int i)
 {
   unsigned char uc = c;
-  int *p = (o ? o : &default_quoting_options)->quote_these_too + uc / INT_BITS;
+  unsigned int *p =
+    (o ? o : &default_quoting_options)->quote_these_too + uc / INT_BITS;
   int shift = uc % INT_BITS;
   int r = (*p >> shift) & 1;
   *p ^= ((i & 1) ^ r) << shift;