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libpng package: fix build error on macOS arm64 (#37613)

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Turn off ARM NEON support on MacOS arm64

Co-authored-by: Stephen Herbener <stephen.herbener@gmail.com>
This commit is contained in:
Dom Heinzeller 2023-05-11 14:27:43 -06:00 committed by GitHub
parent 384f5f9960
commit 0e87243284
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 4 additions and 1 deletions
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5
var/spack/repos/builtin/packages/libpng/package.py
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@ -41,9 +41,12 @@ class Libpng(CMakePackage):
class CMakeBuilder(CMakeBuilder):
def cmake_args(self):
return [
args = [
self.define("CMAKE_CXX_FLAGS", self.spec["zlib"].headers.include_flags),
self.define("ZLIB_ROOT", self.spec["zlib"].prefix),
self.define("PNG_SHARED", "shared" in self.spec.variants["libs"].value),
self.define("PNG_STATIC", "static" in self.spec.variants["libs"].value),
]
if self.spec.satisfies("platform=darwin target=aarch64:"):
args.append("-DPNG_ARM_NEON=off")
return args