1#!/bin/sh
 2
 3# Requires cmake ninja-build
 4
 5set -x
 6set -e
 7
 8TARGET="x86_64-freebsd-none"
 9MCPU="baseline"
10CACHE_BASENAME="zig+llvm+lld+clang-$TARGET-0.16.0-dev.312+164c598cd"
11PREFIX="$HOME/deps/$CACHE_BASENAME"
12ZIG="$PREFIX/bin/zig"
13
14# Override the cache directories because they won't actually help other CI runs
15# which will be testing alternate versions of zig, and ultimately would just
16# fill up space on the hard drive for no reason.
17export ZIG_GLOBAL_CACHE_DIR="$PWD/zig-global-cache"
18export ZIG_LOCAL_CACHE_DIR="$PWD/zig-local-cache"
19
20mkdir build-release
21cd build-release
22
23export CC="$ZIG cc -target $TARGET -mcpu=$MCPU"
24export CXX="$ZIG c++ -target $TARGET -mcpu=$MCPU"
25
26cmake .. \
27  -DCMAKE_INSTALL_PREFIX="stage3-release" \
28  -DCMAKE_PREFIX_PATH="$PREFIX" \
29  -DCMAKE_BUILD_TYPE=Release \
30  -DZIG_TARGET_TRIPLE="$TARGET" \
31  -DZIG_TARGET_MCPU="$MCPU" \
32  -DZIG_STATIC=ON \
33  -DZIG_NO_LIB=ON \
34  -GNinja \
35  -DCMAKE_C_LINKER_DEPFILE_SUPPORTED=FALSE \
36  -DCMAKE_CXX_LINKER_DEPFILE_SUPPORTED=FALSE
37# https://github.com/ziglang/zig/issues/22213
38
39# Now cmake will use zig as the C/C++ compiler. We reset the environment variables
40# so that installation and testing do not get affected by them.
41unset CC
42unset CXX
43
44ninja install
45
46stage3-release/bin/zig build test docs \
47  --maxrss 42949672960 \
48  -Dstatic-llvm \
49  -Dskip-linux \
50  -Dskip-netbsd \
51  -Dskip-windows \
52  -Dskip-darwin \
53  --search-prefix "$PREFIX" \
54  --zig-lib-dir "$PWD/../lib" \
55  --test-timeout 2m
56
57# Ensure that stage3 and stage4 are byte-for-byte identical.
58stage3-release/bin/zig build \
59  --prefix stage4-release \
60  -Denable-llvm \
61  -Dno-lib \
62  -Doptimize=ReleaseFast \
63  -Dstrip \
64  -Dtarget=$TARGET \
65  -Duse-zig-libcxx \
66  -Dversion-string="$(stage3-release/bin/zig version)"
67
68# diff returns an error code if the files differ.
69echo "If the following command fails, it means nondeterminism has been"
70echo "introduced, making stage3 and stage4 no longer byte-for-byte identical."
71diff stage3-release/bin/zig stage4-release/bin/zig