tbb.diff

diff --git a/cmake/compilers/GNU.cmake b/cmake/compilers/GNU.cmake
index da6b408a..3730919a 100644
--- a/cmake/compilers/GNU.cmake
+++ b/cmake/compilers/GNU.cmake
@@ -47,19 +47,24 @@ endif()
 # >=2.31.1). Capturing the output in CMake can be done like below. The version
 # information is written to either stdout or stderr. To not make any
 # assumptions, both are captured.
-execute_process(
-    COMMAND ${CMAKE_COMMAND} -E env "LANG=C" ${CMAKE_CXX_COMPILER} -xc -c /dev/null -Wa,-v -o/dev/null
-    OUTPUT_VARIABLE ASSEMBLER_VERSION_LINE_OUT
-    ERROR_VARIABLE ASSEMBLER_VERSION_LINE_ERR
-    OUTPUT_STRIP_TRAILING_WHITESPACE
-    ERROR_STRIP_TRAILING_WHITESPACE
-)
-set(ASSEMBLER_VERSION_LINE ${ASSEMBLER_VERSION_LINE_OUT}${ASSEMBLER_VERSION_LINE_ERR})
-string(REGEX REPLACE ".*GNU assembler version ([0-9]+)\\.([0-9]+).*" "\\1" _tbb_gnu_asm_major_version "${ASSEMBLER_VERSION_LINE}")
-string(REGEX REPLACE ".*GNU assembler version ([0-9]+)\\.([0-9]+).*" "\\2" _tbb_gnu_asm_minor_version "${ASSEMBLER_VERSION_LINE}")
-unset(ASSEMBLER_VERSION_LINE_OUT)
-unset(ASSEMBLER_VERSION_LINE_ERR)
-unset(ASSEMBLER_VERSION_LINE)
+if (CMAKE_VERSION VERSION_GREATER_EQUAL 3.29)
+    string(REGEX REPLACE "^([0-9]+)\\.([0-9]+).*" "\\1" _tbb_gnu_asm_major_version "${CMAKE_CXX_COMPILER_LINKER_VERSION}")
+    string(REGEX REPLACE "^([0-9]+)\\.([0-9]+).*" "\\2" _tbb_gnu_asm_minor_version "${CMAKE_CXX_COMPILER_LINKER_VERSION}")
+else()
+    execute_process(
+        COMMAND ${CMAKE_COMMAND} -E env "LANG=C" ${CMAKE_CXX_COMPILER} -xc -c /dev/null -Wa,-v -o/dev/null
+        OUTPUT_VARIABLE ASSEMBLER_VERSION_LINE_OUT
+        ERROR_VARIABLE ASSEMBLER_VERSION_LINE_ERR
+        OUTPUT_STRIP_TRAILING_WHITESPACE
+        ERROR_STRIP_TRAILING_WHITESPACE
+    )
+    set(ASSEMBLER_VERSION_LINE ${ASSEMBLER_VERSION_LINE_OUT}${ASSEMBLER_VERSION_LINE_ERR})
+    string(REGEX REPLACE ".*GNU assembler version ([0-9]+)\\.([0-9]+).*" "\\1" _tbb_gnu_asm_major_version "${ASSEMBLER_VERSION_LINE}")
+    string(REGEX REPLACE ".*GNU assembler version ([0-9]+)\\.([0-9]+).*" "\\2" _tbb_gnu_asm_minor_version "${ASSEMBLER_VERSION_LINE}")
+    unset(ASSEMBLER_VERSION_LINE_OUT)
+    unset(ASSEMBLER_VERSION_LINE_ERR)
+    unset(ASSEMBLER_VERSION_LINE)
+endif()
 message(TRACE "Extracted GNU assembler version: major=${_tbb_gnu_asm_major_version} minor=${_tbb_gnu_asm_minor_version}")
 
 math(EXPR _tbb_gnu_asm_version_number  "${_tbb_gnu_asm_major_version} * 1000 + ${_tbb_gnu_asm_minor_version}")