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Fix --gc-sections linking error on github macos-15-x86_64.

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This forces `CMAKE_REQUIRED_FLAGS` to be treated as a string instead of list,
so none of the args get dropped when passed through `check_c_source_compiles`.

PiperOrigin-RevId: 886717366
Change-Id: I6314f9bfabd9d62bdcad5070c8801c453c381b79
This commit is contained in:
Michael Moss
2026-03-20 04:57:11 -07:00
committed by Copybara-Service
parent 02d1d3d503
commit 904744bd72
3 changed files with 6 additions and 6 deletions
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cmake/MujocoLinkOptions.cmake
+2 -2
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@@ -43,12 +43,12 @@ function(get_mujoco_extra_link_options OUTPUT_VAR)
endif()
endif()
set(CMAKE_REQUIRED_FLAGS ${EXTRA_LINK_OPTIONS} "-Wl,--gc-sections")
set(CMAKE_REQUIRED_FLAGS "${EXTRA_LINK_OPTIONS} -Wl,--gc-sections")
check_c_source_compiles("int main() {}" SUPPORTS_GC_SECTIONS)
if(SUPPORTS_GC_SECTIONS)
set(EXTRA_LINK_OPTIONS ${EXTRA_LINK_OPTIONS} -Wl,--gc-sections)
else()
set(CMAKE_REQUIRED_FLAGS ${EXTRA_LINK_OPTIONS} "-Wl,-dead_strip")
set(CMAKE_REQUIRED_FLAGS "${EXTRA_LINK_OPTIONS} -Wl,-dead_strip")
check_c_source_compiles("int main() {}" SUPPORTS_DEAD_STRIP)
if(SUPPORTS_DEAD_STRIP)
set(EXTRA_LINK_OPTIONS ${EXTRA_LINK_OPTIONS} -Wl,-dead_strip)