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

From-SVN: r264233

Add quotes for -fconstexpr-depth= in an error message.
From-SVN: r264233
7e7a6ed7 · Martin Liska · Martin Liska · 6cd4c66e · 7e7a6ed7 · 7e7a6ed7
Commit 7e7a6ed7 authored Sep 12, 2018 by Martin Liska Committed by Martin Liska Sep 12, 2018
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gcc/cp/ChangeLog
+5 -0

gcc/cp/constexpr.c
+1 -1

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--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
+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.

--- 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;