http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44783
--- Comment #6 from Manuel López-Ibáñez <manu at gcc dot gnu.org> 2012-02-13
17:09:50 UTC ---
Any of you has a minimal self-contained testcase? The ones I used when
implementing this, no longer need this option. Thanks.
This is my totally untested but compiles patch. Probably it needs some tuning.
Index: gcc/c-family/c.opt
===================================================================
--- gcc/c-family/c.opt (revision 184150)
+++ gcc/c-family/c.opt (working copy)
@@ -1033,10 +1033,14 @@ C++ ObjC++ Ignore Warn(switch %qs is no
ftabstop=
C ObjC C++ ObjC++ Joined RejectNegative UInteger
-ftabstop=<number> Distance between tab stops for column reporting
+ftemplate-backtrace-limit=
+C++ ObjC++ Joined RejectNegative UInteger Var(template_backtrace_limit)
Init(10)
+Specify number of template instantiations notes for a single warning or error
+
ftemplate-depth-
C++ ObjC++ Joined RejectNegative Undocumented Alias(ftemplate-depth=)
ftemplate-depth=
C++ ObjC++ Joined RejectNegative UInteger
Index: gcc/cp/error.c
===================================================================
--- gcc/cp/error.c (revision 184150)
+++ gcc/cp/error.c (working copy)
@@ -3072,14 +3072,15 @@ print_instantiation_partial_context (dia
n_total++;
}
t = t0;
- if (n_total >= 12)
+ if (template_backtrace_limit &&
+ n_total > template_backtrace_limit)
{
- int skip = n_total - 10;
- for (n = 0; n < 5; n++)
+ int skip = n_total - template_backtrace_limit;
+ for (n = 0; n < template_backtrace_limit/2; n++)
{
gcc_assert (t != NULL);
if (loc != t->locus)
print_instantiation_partial_context_line (context, t, loc,
/*recursive_p=*/false);
