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Remove unused compiler hash script (#309)

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Jerin Philip 2022-01-24 17:36:17 +00:00 committed by GitHub
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commit 3dde0fe245
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scripts/ci/compiler-hash.sh
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@ -1,35 +0,0 @@
#!/bin/bash
# Uses the command from https://stackoverflow.com/a/9355840/4565794.
# -v displays the commands executed to run compilation. Of this cc1 additional
# flags which contain the flags triggered by -march=native is what we need.
# -E stop after preprocessing stage.
# Output on a linux machine with gcc-8 looks as follows:
# $ gcc -march=native -E -v - </dev/null 2>&1 | grep cc1
# /usr/lib/gcc/x86_64-linux-gnu/8/cc1 -E -quiet -v -imultiarch x86_64-linux-gnu
# - -march=skylake-avx512 -mmmx -mno-3dnow -msse -msse2 -msse3 -mssse3
# -mno-sse4a -mcx16 -msahf -mmovbe -maes -mno-sha -mpclmul -mpopcnt -mabm
# -mno-lwp -mfma -mno-fma4 -mno-xop -mbmi -mno-sgx -mbmi2 -mno-pconfig
# -mno-wbnoinvd -mno-tbm -mavx -mavx2 -msse4.2 -msse4.1 -mlzcnt -mno-rtm
# -mno-hle -mrdrnd -mf16c -mfsgsbase -mrdseed -mprfchw -madx -mfxsr -mxsave
# -mxsaveopt -mavx512f -mno-avx512er -mavx512cd -mno-avx512pf -mno-prefetchwt1
# -mclflushopt -mxsavec -mxsaves -mavx512dq -mavx512bw -mavx512vl
# -mno-avx512ifma -mno-avx512vbmi -mno-avx5124fmaps -mno-avx5124vnniw -mclwb
# -mno-mwaitx -mno-clzero -mpku -mno-rdpid -mno-gfni -mno-shstk
# -mno-avx512vbmi2 -mavx512vnni -mno-vaes -mno-vpclmulqdq -mno-avx512bitalg
# -mno-movdiri -mno-movdir64b --param l1-cache-size=32 --param
# l1-cache-line-size=64 --param l2-cache-size=28160 -mtune=skylake-avx512
# -fstack-protector-strong -Wformat -Wformat-security
# The sha256sum of the output is computed, and stripped to the first 8
# characters for use in ccache and github cache store key. Can effectively be
# considered as a hash of the compiler version and the flags activated by
# -march=native.
COMPILER=$1
$COMPILER -march=native -E -v - < /dev/null 2>&1 | grep cc1 \
| sha256sum | cut -c1-8