[geos-commits] [SCM] GEOS branch main updated. 7403b6fdee35ba00570b440f697b0976c6582252

[git at osgeo.org]

This is an automated email from the git hooks/post-receive script. It was
generated because a ref change was pushed to the repository containing
the project "GEOS".

The branch, main has been updated
       via  7403b6fdee35ba00570b440f697b0976c6582252 (commit)
      from  a7626dbb6dd7f19b5edb6846bddb1550a0d7c142 (commit)

Those revisions listed above that are new to this repository have
not appeared on any other notification email; so we list those
revisions in full, below.

- Log -----------------------------------------------------------------
commit 7403b6fdee35ba00570b440f697b0976c6582252
Author: Paul Ramsey <pramsey at cleverelephant.ca>
Date:   Fri Dec 5 13:19:04 2025 -0800

    Add CMAKE detection for openmd simd support in compiler, closes #1334

diff --git a/CMakeLists.txt b/CMakeLists.txt
index a1e2f0c6e..79d397efb 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -230,6 +230,24 @@ target_compile_options(geos_cxx_flags INTERFACE
 # works with multi-configuration generators.
 target_compile_definitions(geos_cxx_flags INTERFACE $<$<NOT:$<CONFIG:Debug>>:NDEBUG>)
 
+# OpenMP SIMD
+include(CheckCXXCompilerFlag)
+
+if(MSVC)
+  set(SIMD_FLAGS "/openmp:experimental")
+elseif(CMAKE_CXX_COMPILER_ID STREQUAL "IntelLLVM")
+  set(SIMD_FLAGS "-qopenmp-simd")
+else()
+  set(SIMD_FLAGS "-fopenmp-simd")
+endif()
+
+check_cxx_compiler_flag(${SIMD_FLAGS} COMPILER_HAS_SIMD)
+if(COMPILER_HAS_SIMD)
+  target_compile_options(geos_cxx_flags INTERFACE ${SIMD_FLAGS})
+  target_compile_definitions(geos_cxx_flags INTERFACE HAVE_OPEN_SIMD)
+endif()
+
+
 #-----------------------------------------------------------------------------
 # Target geos_developer_cxx_flags: developer mode compilation flags
 #-----------------------------------------------------------------------------

-----------------------------------------------------------------------

Summary of changes:
 CMakeLists.txt | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)


hooks/post-receive
-- 
GEOS