Random backup

Author: rusini

.github/workflows/alpine.yaml

@@ -11,7 +11,7 @@ jobs:
     strategy:
       fail-fast: FALSE
       matrix:
-        target: [
+        target: [ # empty MARCH is always sufficient (just by chance)
           'x86_64', 'x86', 'aarch64', 'armhf', 'ppc64le', 'armv7', 'riscv64', 'loongarch64', 's390x'
         ]
         compiler:
@@ -103,9 +103,9 @@ jobs:
         sudo chroot /srv/alpine /bin/su - runner <<'END'
         set -x
         echo 'int main() {}' >main.cc
-        ${{matrix.compiler.gxx}} -pipe -w -pthread -std=c++17 -fPIC -Wno-psabi -O3 -fmath-errno \
+        ${{matrix.compiler.gxx}} -pipe -w -pthread -std=c++17 -fPIC -fno-math-errno -Wno-psabi -O3 \
            -fno-stack-protector -fcf-protection=none -fno-stack-clash-protection -U_FORTIFY_SOURCE \
-           -include prelude.cc main.cc -m32 -mfpmath=387
+           -include prelude.cc main.cc
         readelf -h a.out
         #make -j4 run GCC='${{matrix.compiler.gcc}}' GXX='${{matrix.compiler.gxx}}' MARCH=
         END