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Suppress false-positive GCC and clang warnings in test builds

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libeigen/eigen!2187

Co-authored-by: Rasmus Munk Larsen <rmlarsen@gmail.com>
This commit is contained in:
Rasmus Munk Larsen
2026-02-22 14:54:15 -08:00
parent ad7f1fe70e
commit 9810969c0f
2 changed files with 17 additions and 0 deletions
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6
test/CMakeLists.txt
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@@ -336,6 +336,12 @@ else()
set(EIGEN_FASTMATH_FLAGS "/fp:fast")
endif()
endif()
# The fastmath test intentionally uses NaN/infinity under -ffast-math.
# Suppress the clang warning about this being technically undefined.
check_cxx_compiler_flag("-Wno-nan-infinity-disabled" COMPILER_SUPPORT_WNO_NAN_INF)
if(COMPILER_SUPPORT_WNO_NAN_INF)
set(EIGEN_FASTMATH_FLAGS "${EIGEN_FASTMATH_FLAGS} -Wno-nan-infinity-disabled")
endif()
ei_add_test(fastmath "${EIGEN_FASTMATH_FLAGS}")