1 files changed, 60 insertions, 0 deletions
diff --git a/i686/gcc/build b/i686/gcc/build
new file mode 100755
index 00000000..e0f912e7
--- /dev/null
+++ b/i686/gcc/build
@@ -0,0 +1,60 @@
+#!/bin/sh -e
+
+# Make sure gmp is built with generic options.
+cp gcc/gmp/configfsf.guess gcc/gmp/config.guess
+cp gcc/gmp/configfsf.sub   gcc/gmp/config.sub
+
+# Build must happen outside of gcc source.
+mkdir -p gcc-build
+cd gcc-build
+
+export libat_cv_have_ifunc=no
+
+../gcc/configure \
+    --prefix=/usr \
+    --disable-multilib \
+    --disable-symvers \
+    --disable-libmpx \
+    --disable-libmudflap \
+    --disable-libsanitizer \
+    --disable-werror \
+    --disable-fixed-point \
+    --disable-libstdcxx-pch \
+    --disable-nls \
+    --without-included-gettext \
+    --enable-checking=release \
+    --mandir=/usr/share/man \
+    --infodir=/usr/share/info \
+    --with-system-zlib \
+    --enable-__cxa_atexit \
+    --enable-default-pie \
+    --enable-default-ssp \
+    --enable-shared \
+    --enable-threads \
+    --enable-tls \
+    --enable-languages=c,c++ \
+    --build=i686-pc-linux-musl \
+    --disable-bootstrap
+
+make
+make DESTDIR="$1" install
+
+# Save 35MB.
+find "$1" -name libgtkpeer.a  -exec rm -f {} +
+find "$1" -name libgjsmalsa.a -exec rm -f {} +
+find "$1" -name libgij.a      -exec rm -f {} +
+
+# Some legacy programs will expect cc
+ln -s gcc "$1/usr/bin/cc"
+
+# POSIX compliance.
+install -Dm755 ../c99 "$1/usr/bin/c99"
+
+# Symlink for LTO.
+{
+    mkdir -p "$1/usr/lib/bfd-plugins"
+
+    ln -s /usr/libexec/gcc/i686-pc-linux-musl/9.2.0/liblto_plugin.so \
+        "$1/usr/lib/bfd-plugins/liblto_plugin.so"
+}
+