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* [PATCH] enhance debug_tree() to print DECL_READ_P flag
@ 2017-05-18 19:49 Martin Sebor
  2017-05-19  9:12 ` Richard Biener
  0 siblings, 1 reply; 2+ messages in thread
From: Martin Sebor @ 2017-05-18 19:49 UTC (permalink / raw)
  To: Gcc Patch List

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The debug_tree() function doesn't print the DECL_READ_P flag
for a VAR_DECL or PARM_DECL.  The attached two like patch makes
it do so.

Martin

[-- Attachment #2: tree-read.diff --]
[-- Type: text/x-patch, Size: 654 bytes --]

gcc/ChangeLog:

	* print-tree.c (print_node): Print DECL_READ_P flag.

 /* Bit masks to control dumping. Not all values are applicable to all
diff --git a/gcc/print-tree.c b/gcc/print-tree.c
index fb58be6..388c694 100644
--- a/gcc/print-tree.c
+++ b/gcc/print-tree.c
@@ -400,6 +400,8 @@ print_node (FILE *file, const char *prefix, tree node, int indent,
 	fputs (" in-constant-pool", file);
       if (code == VAR_DECL && DECL_COMMON (node))
 	fputs (" common", file);
+      if ((code == VAR_DECL || code == PARM_DECL) && DECL_READ_P (node))
+	fputs (" read", file);
       if (code == VAR_DECL && DECL_THREAD_LOCAL_P (node))
 	{
 	  fputs (" ", file);

^ permalink raw reply	[flat|nested] 2+ messages in thread

* Re: [PATCH] enhance debug_tree() to print DECL_READ_P flag
  2017-05-18 19:49 [PATCH] enhance debug_tree() to print DECL_READ_P flag Martin Sebor
@ 2017-05-19  9:12 ` Richard Biener
  0 siblings, 0 replies; 2+ messages in thread
From: Richard Biener @ 2017-05-19  9:12 UTC (permalink / raw)
  To: Martin Sebor; +Cc: Gcc Patch List

On Thu, May 18, 2017 at 9:05 PM, Martin Sebor <msebor@gmail.com> wrote:
> The debug_tree() function doesn't print the DECL_READ_P flag
> for a VAR_DECL or PARM_DECL.  The attached two like patch makes
> it do so.

Ok.

Richard.

> Martin

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2017-05-18 19:49 [PATCH] enhance debug_tree() to print DECL_READ_P flag Martin Sebor
2017-05-19  9:12 ` Richard Biener

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