From b416aa5125538dc0c5e235e26c474a74d485872e Mon Sep 17 00:00:00 2001 From: Benjamin Barenblat Date: Sun, 8 Jan 2023 21:54:44 +0000 Subject: [PATCH] Use libatomic if necessary Bug-Debian: https://bugs.debian.org/973492 On some architectures, notably armel, Abseil needs symbols defined in libatomic. Abseil does not currently have a well-developed system to declare external library dependencies, so just have the linker determine if anything needs libatomic and add the DT_NEEDED entry where necessary. Gbp-Pq: Name latomic.diff --- absl/copts/AbseilConfigureCopts.cmake | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/absl/copts/AbseilConfigureCopts.cmake b/absl/copts/AbseilConfigureCopts.cmake index 73435e9..0dce69f 100644 --- a/absl/copts/AbseilConfigureCopts.cmake +++ b/absl/copts/AbseilConfigureCopts.cmake @@ -94,4 +94,8 @@ else() set(ABSL_TEST_COPTS "") endif() +list(APPEND ABSL_DEFAULT_LINKOPTS + "-Wl,--push-state,--as-needed" "-latomic" "-Wl,--pop-state" +) + set(ABSL_CXX_STANDARD "${CMAKE_CXX_STANDARD}") -- 2.30.2