Disable Maglev compiler tier

bnoordhuis · bnoordhuis · commit 28ddde7099be · 2024-09-06T09:20:51.000+02:00
Maglev is the suspected cause of a segfault originating from
the snapshot. The crash happens in DoComputeOutputFrames and
maglev-code-generator.cc is the only compiler that calls that.
diff --git a/libexec/build-libv8 b/libexec/build-libv8
@@ -17,7 +17,9 @@ BUILDTYPE="${BUILDTYPE:-Release}"
 
 cd "${src}/node-v${version}"
 
-configure_flags='--openssl-no-asm --without-npm --shared --with-intl=full-icu'
+# Maglev is disabled because of a suspected x64 snapshot regression in
+# DoComputeOutputFrames
+configure_flags='--v8-disable-maglev --openssl-no-asm --without-npm --shared --with-intl=full-icu'
 eval "$("${libexec}/platform")"
 
 echo "configure: ${configure_flags}"
