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re PR c++/84704 (internal compiler error: gimplification failed)

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PR c++/84704
	* gimple-expr.c (create_tmp_var_raw): Set DECL_NAMELESS flag
	on tmp_var.
	* tree-pretty-print.c (dump_decl_name): For TDF_COMPARE_DEBUG,
	don't print names of DECL_NAMELESS DECL_IGNORED_P decls.

From-SVN: r258317
This commit is contained in:
Jakub Jelinek 2018-03-07 10:19:36 +01:00 • committed by Jakub Jelinek
parent 0f1de8d013
commit b6f03d1312
3 changed files with 24 additions and 4 deletions
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6
gcc/ChangeLog
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@ -1,5 +1,11 @@
2018-03-07 Jakub Jelinek <jakub@redhat.com>
PR c++/84704
* gimple-expr.c (create_tmp_var_raw): Set DECL_NAMELESS flag
on tmp_var.
* tree-pretty-print.c (dump_decl_name): For TDF_COMPARE_DEBUG,
don't print names of DECL_NAMELESS DECL_IGNORED_P decls.
PR middle-end/84723
* multiple_target.c: Include tree-inline.h and intl.h.
(expand_target_clones): Diagnose and fail if node->definition and

3
gcc/gimple-expr.c
View file

@ -446,6 +446,9 @@ create_tmp_var_raw (tree type, const char *prefix)
DECL_ARTIFICIAL (tmp_var) = 1;
/* And we don't want debug info for it. */
DECL_IGNORED_P (tmp_var) = 1;
/* And we don't want even the fancy names of those printed in
-fdump-final-insns= dumps. */
DECL_NAMELESS (tmp_var) = 1;
/* Make the variable writable. */
TREE_READONLY (tmp_var) = 0;

19
gcc/tree-pretty-print.c
View file

@ -247,21 +247,32 @@ dump_fancy_name (pretty_printer *pp, tree name)
static void
dump_decl_name (pretty_printer *pp, tree node, dump_flags_t flags)
{
if (DECL_NAME (node))
tree name = DECL_NAME (node);
if (name)
{
if ((flags & TDF_ASMNAME)
&& HAS_DECL_ASSEMBLER_NAME_P (node)
&& DECL_ASSEMBLER_NAME_SET_P (node))
pp_tree_identifier (pp, DECL_ASSEMBLER_NAME_RAW (node));
/* For -fcompare-debug don't dump DECL_NAMELESS names at all,
-g might have created more fancy names and their indexes
could get out of sync. Usually those should be DECL_IGNORED_P
too, SRA can create even non-DECL_IGNORED_P DECL_NAMELESS fancy
names, let's hope those never get out of sync after doing the
dump_fancy_name sanitization. */
else if ((flags & TDF_COMPARE_DEBUG)
&& DECL_NAMELESS (node)
&& DECL_IGNORED_P (node))
name = NULL_TREE;
/* For DECL_NAMELESS names look for embedded uids in the
names and sanitize them for TDF_NOUID. */
else if ((flags & TDF_NOUID) && DECL_NAMELESS (node))
dump_fancy_name (pp, DECL_NAME (node));
dump_fancy_name (pp, name);
else
pp_tree_identifier (pp, DECL_NAME (node));
pp_tree_identifier (pp, name);
}
char uid_sep = (flags & TDF_GIMPLE) ? '_' : '.';
if ((flags & TDF_UID) || DECL_NAME (node) == NULL_TREE)
if ((flags & TDF_UID) || name == NULL_TREE)
{
if (TREE_CODE (node) == LABEL_DECL && LABEL_DECL_UID (node) != -1)
pp_printf (pp, "L%c%d", uid_sep, (int) LABEL_DECL_UID (node));