Add quotes for -fconstexpr-depth= in an error message.

From-SVN: r264233

diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index db5c4d33a25109a11e431e17d22e280d045e68a1..258a6ffd65db08a126c5e14f1564e5a660586693 100644 (file)
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,8 @@
+2018-08-28  Martin Liska  <mliska@suse.cz>
+
+       * constexpr.c (cxx_eval_call_expression): Add quotes
+       to -fconstexpr-depth=.
+
 2018-09-10  Marek Polacek  <polacek@redhat.com>
 
        * class.c (build_vtbl_ref): Remove.

diff --git a/gcc/cp/constexpr.c b/gcc/cp/constexpr.c
index 68cdd8dc88e891cc9aff3db30f6e3af1a336b760..88c737879614386d1022a80861d7b1ca754874bb 100644 (file)
--- a/gcc/cp/constexpr.c
+++ b/gcc/cp/constexpr.c
@@ -1669,7 +1669,7 @@ cxx_eval_call_expression (const constexpr_ctx *ctx, tree t,
     {
       if (!ctx->quiet)
        error ("%<constexpr%> evaluation depth exceeds maximum of %d (use "
-              "-fconstexpr-depth= to increase the maximum)",
+              "%<-fconstexpr-depth=%> to increase the maximum)",
               max_constexpr_depth);
       *non_constant_p = true;
       result = error_mark_node;