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From: "rimvydas.jas at gmail dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug libbacktrace/111315] libstdc++ stacktrace testsuite failures
 with --enable-default-pie
Date: Fri, 03 Nov 2023 16:26:43 +0000
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X-Bugzilla-Product: gcc
X-Bugzilla-Component: libbacktrace
X-Bugzilla-Version: 14.0
X-Bugzilla-Keywords: testsuite-fail
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D111315

--- Comment #6 from Rimvydas (RJ) <rimvydas.jas at gmail dot com> ---
(In reply to Xi Ruoyao from comment #5)
> Maybe related to PR112263 but I'm not sure.

Can confirm that with patch posted at
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D112263#c7 the stacktrace.cc
testsuite testcases (for both -std=3Dgnu++23 and -std=3Dgnu++26) now able t=
o pass
execution tests when gcc is built with ./configure --enable-bootstrap
--enable-default-pie

--- libstdc++-v3/src/libbacktrace/Makefile.orig
+++ libstdc++-v3/src/libbacktrace/Makefile
@@ -232,3 +232,3 @@
 AWK =3D gawk
-BACKTRACE_CPPFLAGS =3D  -DHAVE_ATOMIC_FUNCTIONS=3D1 -DHAVE_SYNC_FUNCTIONS=
=3D1
-DHAVE_FCNTL=3D1 -DBACKTRACE_ELF_SIZE=3D64
+BACKTRACE_CPPFLAGS =3D -D_GNU_SOURCE -DHAVE_ATOMIC_FUNCTIONS=3D1
-DHAVE_SYNC_FUNCTIONS=3D1 -DHAVE_DL_ITERATE_PHDR=3D1 -DHAVE_FCNTL=3D1
-DBACKTRACE_ELF_SIZE=3D64
 BACKTRACE_SUPPORTED =3D 1=