From cba68bb93b102416843d364348bc29ca665da1ce Mon Sep 17 00:00:00 2001
From: Chris Mihelich <cmihelic@google.com>
Date: Wed, 5 Jun 2024 07:21:37 -0700
Subject: Demangle modern _ZGR..._ symbols.

PiperOrigin-RevId: 640517212
Change-Id: Ideaaf45d2104a3c82cc9b6807894554335e5b904
---
 absl/debugging/internal/demangle_test.cc | 20 ++++++++++++++++++++
 1 file changed, 20 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 052c66bb..c70cf660 100644
--- a/absl/debugging/internal/demangle_test.cc
+++ b/absl/debugging/internal/demangle_test.cc
@@ -612,6 +612,26 @@ TEST(Demangle, StringLiterals) {
   EXPECT_STREQ("f<>()", tmp);
 }
 
+TEST(Demangle, GlobalInitializers) {
+  char tmp[80];
+
+  // old form without suffix
+  EXPECT_TRUE(Demangle("_ZGR1v", tmp, sizeof(tmp)));
+  EXPECT_STREQ("reference temporary for v", tmp);
+
+  // modern form for the whole initializer
+  EXPECT_TRUE(Demangle("_ZGR1v_", tmp, sizeof(tmp)));
+  EXPECT_STREQ("reference temporary for v", tmp);
+
+  // next subobject in depth-first preorder traversal
+  EXPECT_TRUE(Demangle("_ZGR1v0_", tmp, sizeof(tmp)));
+  EXPECT_STREQ("reference temporary for v", tmp);
+
+  // subobject with a larger seq-id
+  EXPECT_TRUE(Demangle("_ZGR1v1Z_", tmp, sizeof(tmp)));
+  EXPECT_STREQ("reference temporary for v", tmp);
+}
+
 // Test the GNU abi_tag extension.
 TEST(Demangle, AbiTags) {
   char tmp[80];
-- 
cgit v1.2.3