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* [gcc/devel/c++-modules] Show NULL call arguments
@ 2020-04-07 15:33 Nathan Sidwell
0 siblings, 0 replies; only message in thread
From: Nathan Sidwell @ 2020-04-07 15:33 UTC (permalink / raw)
To: gcc-cvs
https://gcc.gnu.org/g:db372807726a1706e721fb3f2b006a3729673ff8
commit db372807726a1706e721fb3f2b006a3729673ff8
Author: Nathan Sidwell <nathan@acm.org>
Date: Tue Apr 7 08:28:49 2020 -0700
Show NULL call arguments
gcc/
* print-tree.c (print_node): Explicitly show CALL_EXPR null arguments.
Diff:
---
ChangeLog.modules | 3 +++
gcc/print-tree.c | 20 +++++++++++++-------
2 files changed, 16 insertions(+), 7 deletions(-)
diff --git a/ChangeLog.modules b/ChangeLog.modules
index 0f8cbfa9f54..94cfcb40f5d 100644
--- a/ChangeLog.modules
+++ b/ChangeLog.modules
@@ -1,5 +1,8 @@
2020-04-07 Nathan Sidwell <nathan@acm.org>
+ gcc/
+ * print-tree.c (print_node): Explicitly show CALL_EXPR null arguments.
+
gcc/cp/
* module.cc (trees_out::key_mergeable): Instantiations can have
requires. Not just the template.
diff --git a/gcc/print-tree.c b/gcc/print-tree.c
index 2a9c98ea7a0..7a3243bee47 100644
--- a/gcc/print-tree.c
+++ b/gcc/print-tree.c
@@ -742,20 +742,26 @@ print_node (FILE *file, const char *prefix, tree node, int indent,
}
if (code == CALL_EXPR)
{
- call_expr_arg_iterator iter;
- tree arg;
print_node (file, "fn", CALL_EXPR_FN (node), indent + 4);
print_node (file, "static_chain", CALL_EXPR_STATIC_CHAIN (node),
indent + 4);
- i = 0;
- FOR_EACH_CALL_EXPR_ARG (arg, iter, node)
+
+ call_expr_arg_iterator iter;
+ init_call_expr_arg_iterator (node, &iter);
+ while (more_call_expr_args_p (&iter))
{
/* Buffer big enough to format a 32-bit UINT_MAX into, plus
the text. */
char temp[15];
- sprintf (temp, "arg:%u", i);
- print_node (file, temp, arg, indent + 4);
- i++;
+ sprintf (temp, "arg:%u", iter.i);
+ tree arg = next_call_expr_arg (&iter);
+ if (arg)
+ print_node (file, temp, arg, indent + 4);
+ else
+ {
+ indent_to (file, indent + 4);
+ fprintf (file, "%s NULL", temp);
+ }
}
}
else
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