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([2804:1b3:a7c1:ec17:14fd:f575:881c:795e]) by smtp.gmail.com with ESMTPSA id q1-20020aa79821000000b006e4d336c420sm9359155pfl.69.2024.03.05.12.17.17 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 05 Mar 2024 12:17:18 -0800 (PST) Message-ID: <987f9c7c-76e8-4ff1-8599-4f7bdf0239c5@linaro.org> Date: Tue, 5 Mar 2024 17:17:16 -0300 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 1/3] Ignore undefined symbols for -mtls-dialect=gnu2 Content-Language: en-US To: "H.J. Lu" Cc: libc-alpha@sourceware.org, Szabolcs Nagy References: <20240229194642.3398122-1-adhemerval.zanella@linaro.org> <20240229194642.3398122-2-adhemerval.zanella@linaro.org> From: Adhemerval Zanella Netto Organization: Linaro In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-12.0 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,GIT_PATCH_0,KAM_NUMSUBJECT,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS,TXREP,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: On 05/03/24 17:07, H.J. Lu wrote: > On Thu, Feb 29, 2024 at 11:46 AM Adhemerval Zanella > wrote: >> >> So it is not fail for arm config that defaults to -mtp=soft (which >> issues a call to __aeabi_read_tp). >> --- >> configure | 2 +- >> configure.ac | 2 +- >> 2 files changed, 2 insertions(+), 2 deletions(-) >> >> diff --git a/configure b/configure >> index 59ff1e415d..ab8a10ed92 100755 >> --- a/configure >> +++ b/configure >> @@ -7020,7 +7020,7 @@ void foo (void) >> } >> EOF >> if { ac_try='${CC-cc} $CFLAGS $CPPFLAGS -fPIC -mtls-dialect=gnu2 -nostdlib -nostartfiles >> - conftest.c -o conftest 1>&5' >> + -Wl,--unresolved-symbols=ignore-all conftest.c -o conftest 1>&5' >> { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5 >> (eval $ac_try) 2>&5 >> ac_status=$? >> diff --git a/configure.ac b/configure.ac >> index 65799e5685..4bb9aeef95 100644 >> --- a/configure.ac >> +++ b/configure.ac >> @@ -1297,7 +1297,7 @@ void foo (void) >> } >> EOF >> if AC_TRY_COMMAND([${CC-cc} $CFLAGS $CPPFLAGS -fPIC -mtls-dialect=gnu2 -nostdlib -nostartfiles >> - conftest.c -o conftest 1>&AS_MESSAGE_LOG_FD]) >> + -Wl,--unresolved-symbols=ignore-all conftest.c -o conftest 1>&AS_MESSAGE_LOG_FD]) >> then > > Can we use -shared instead? It works as well, I don't have a strong preference. > >> libc_cv_mtls_dialect_gnu2=yes >> else >> -- >> 2.34.1 >> > >