[committed] Convert diagnostic_override_option_index from macro to inline function

[David Malcolm]

No functional change intended.

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

Committed to trunk as r247665.

gcc/ChangeLog:
        * diagnostic.h (diagnostic_override_option_index): Convert from
        macro to inline function.
---
 gcc/diagnostic.h | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/gcc/diagnostic.h b/gcc/diagnostic.h
index 89d5a08..c419b00 100644
--- a/gcc/diagnostic.h
+++ b/gcc/diagnostic.h
@@ -270,8 +270,12 @@ extern diagnostic_context *global_dc;
 
 /* Override the option index to be used for reporting a
    diagnostic.  */
-#define diagnostic_override_option_index(DI, OPTIDX) \
-    ((DI)->option_index = (OPTIDX))
+
+static inline void
+diagnostic_override_option_index (diagnostic_info *info, int optidx)
+{
+  info->option_index = optidx;
+}
 
 /* Diagnostic related functions.  */
 extern void diagnostic_initialize (diagnostic_context *, int);
-- 
1.8.5.3