From 3ca5e9bdce7e7bc0a9f3e218989e8ace5c675c2f Mon Sep 17 00:00:00 2001 From: Vsevolod Stakhov Date: Mon, 16 Sep 2024 14:22:42 +0100 Subject: [Minor] Detect __builtin_cpu_supports --- CMakeLists.txt | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'CMakeLists.txt') diff --git a/CMakeLists.txt b/CMakeLists.txt index a9bb50642..44ebd8c3a 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -472,6 +472,13 @@ int main(int argc, char **argv) { } " HAVE_ATOMIC_BUILTINS) +CHECK_C_SOURCE_RUNS("#include +int main() { + __builtin_cpu_init(); + printf(\"%d\", __builtin_cpu_supports(\"avx\")); + return 0; +}" HAVE_BUILTIN_CPU_SUPPORTS) + IF (NOT HAVE_ATOMIC_BUILTINS) MESSAGE(STATUS "atomic builtins are -NOT- supported") ELSE () -- cgit v1.2.3