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-rw-r--r--gcc/cp/mangle.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/gcc/cp/mangle.c b/gcc/cp/mangle.c
index 69fe147f480..548998a086f 100644
--- a/gcc/cp/mangle.c
+++ b/gcc/cp/mangle.c
@@ -1339,7 +1339,7 @@ nested_anon_class_index (tree type)
/* <unnamed-type-name> ::= Ut [ <nonnegative number> ] _ */
static void
-write_unnamed_type_name (const tree type __attribute__ ((__unused__)))
+write_unnamed_type_name (const tree type ATTRIBUTE_UNUSED)
{
int discriminator;
MANGLE_TRACE_TREE ("unnamed-type-name", type);
@@ -3503,12 +3503,17 @@ mangle_guard_variable (const tree variable)
initialize a static reference. This isn't part of the ABI, but we might
as well call them something readable. */
+static GTY(()) int temp_count;
+
tree
mangle_ref_init_variable (const tree variable)
{
start_mangling (variable);
write_string ("_ZGR");
write_name (variable, /*ignore_local_scope=*/0);
+ /* Avoid name clashes with aggregate initialization of multiple
+ references at once. */
+ write_unsigned_number (temp_count++);
return finish_mangling_get_identifier (/*warn=*/false);
}