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enable build on Mac M1
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- On Mac, -march=native is only supported in newest Clang versions,
better disable it for now.

- Bumping Leopard version to one that support arm64

Signed-off-by: Csaba Kiraly <[email protected]>
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cskiraly committed May 19, 2022
1 parent 15a5713 commit 9f90054
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8 changes: 7 additions & 1 deletion config.nims
Original file line number Diff line number Diff line change
Expand Up @@ -25,8 +25,14 @@ if defined(windows):
# and larger arithmetic use cases, along with register starvation issues. When
# engineering a more portable binary release, this should be tweaked but still
# use at least -msse2 or -msse3.

if defined(disableMarchNative):
switch("passC", "-msse3")
if defined(i386) or defined(amd64):
switch("passC", "-mssse3")
elif defined(macosx) and defined(arm64):
# Apple's Clang can't handle "-march=native" on M1: https://github.com/status-im/nimbus-eth2/issues/2758
switch("passC", "-mcpu=apple-a14")
# TODO: newer Clang >=15.0 can: https://github.com/llvm/llvm-project/commit/fcca10c69aaab539962d10fcc59a5f074b73b0de
else:
switch("passC", "-march=native")
if defined(windows):
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2 changes: 1 addition & 1 deletion vendor/nim-leopard

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