[committed] Convert CARET_LINE_MARGIN to const int

[David Malcolm]

Successfully bootstrapped&regrtested on x86_64-pc-linux-gnu.

Committed to trunk as r247666.

gcc/ChangeLog:
        * diagnostic.h (CARET_LINE_MARGIN): Convert from macro to const
        int.
---
 gcc/diagnostic.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gcc/diagnostic.h b/gcc/diagnostic.h
index c419b00..dbd1703 100644
--- a/gcc/diagnostic.h
+++ b/gcc/diagnostic.h
@@ -348,7 +348,7 @@ diagnostic_expand_location (const diagnostic_info * 
diagnostic, int which = 0)
 /* This is somehow the right-side margin of a caret line, that is, we
    print at least these many characters after the position pointed at
    by the caret.  */
-#define CARET_LINE_MARGIN 10
+const int CARET_LINE_MARGIN = 10;
 
 /* Return true if the two locations can be represented within the same
    caret line.  This is used to build a prefix and also to determine
-- 
1.8.5.3