From 9605d816c5ed3ad5e68b155974389fb84580b5b4 Mon Sep 17 00:00:00 2001
From: Chris Mihelich <cmihelic@google.com>
Date: Thu, 30 May 2024 16:56:42 -0700
Subject: Demangle constrained auto types (Dk <type-constraint>).

PiperOrigin-RevId: 638831461
Change-Id: Ie30ff381e7d74a40a689b52e66b2e8bb81e0fda6
---
 absl/debugging/internal/demangle_test.cc | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'absl/debugging/internal/demangle_test.cc')

diff --git a/absl/debugging/internal/demangle_test.cc b/absl/debugging/internal/demangle_test.cc
index 2895736c..de2d0979 100644
--- a/absl/debugging/internal/demangle_test.cc
+++ b/absl/debugging/internal/demangle_test.cc
@@ -150,6 +150,16 @@ TEST(Demangle, FunctionTemplateTemplateParamWithConstrainedArg) {
   EXPECT_STREQ(tmp, "foo<>()");
 }
 
+TEST(Demangle, ConstrainedAutoInFunctionTemplate) {
+  char tmp[100];
+
+  // template <typename T> concept C = true;
+  // template <C auto N> void f() {}
+  // template void f<0>();
+  ASSERT_TRUE(Demangle("_Z1fITnDk1CLi0EEvv", tmp, sizeof(tmp)));
+  EXPECT_STREQ(tmp, "f<>()");
+}
+
 TEST(Demangle, NonTemplateBuiltinType) {
   char tmp[100];
 
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