6cd99e6ab4
Add a rust_fuzz module which builds a libfuzzer binary that enabes asan+sancov. This relies on the libfuzzer-sys crate. Bug: 147140513 Test: Local rust_fuzz example builds, fuzzes with asan+sancov. Change-Id: I57db3b8d25869791824ccfab768d13b0bb9d42fa
133 lines
3.7 KiB
Go
133 lines
3.7 KiB
Go
// Copyright 2019 The Android Open Source Project
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package config
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import (
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"strings"
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"android/soong/android"
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)
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var (
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LinuxRustFlags = []string{}
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LinuxRustLinkFlags = []string{
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"-B${cc_config.ClangBin}",
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"-fuse-ld=lld",
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"-Wl,--undefined-version",
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}
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linuxX86Rustflags = []string{}
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linuxX86Linkflags = []string{}
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linuxX8664Rustflags = []string{}
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linuxX8664Linkflags = []string{}
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)
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func init() {
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registerToolchainFactory(android.Linux, android.X86_64, linuxX8664ToolchainFactory)
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registerToolchainFactory(android.Linux, android.X86, linuxX86ToolchainFactory)
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pctx.StaticVariable("LinuxToolchainRustFlags", strings.Join(LinuxRustFlags, " "))
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pctx.StaticVariable("LinuxToolchainLinkFlags", strings.Join(LinuxRustLinkFlags, " "))
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pctx.StaticVariable("LinuxToolchainX86RustFlags", strings.Join(linuxX86Rustflags, " "))
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pctx.StaticVariable("LinuxToolchainX86LinkFlags", strings.Join(linuxX86Linkflags, " "))
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pctx.StaticVariable("LinuxToolchainX8664RustFlags", strings.Join(linuxX8664Rustflags, " "))
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pctx.StaticVariable("LinuxToolchainX8664LinkFlags", strings.Join(linuxX8664Linkflags, " "))
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}
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type toolchainLinux struct {
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toolchainRustFlags string
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toolchainLinkFlags string
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}
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type toolchainLinuxX86 struct {
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toolchain32Bit
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toolchainLinux
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}
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type toolchainLinuxX8664 struct {
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toolchain64Bit
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toolchainLinux
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}
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func (toolchainLinuxX8664) Supported() bool {
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return true
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}
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func (toolchainLinuxX8664) Bionic() bool {
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return false
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}
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func (t *toolchainLinuxX8664) Name() string {
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return "x86_64"
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}
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func (t *toolchainLinuxX8664) RustTriple() string {
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return "x86_64-unknown-linux-gnu"
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}
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func (t *toolchainLinuxX8664) ToolchainLinkFlags() string {
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// Prepend the lld flags from cc_config so we stay in sync with cc
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return "${cc_config.LinuxClangLldflags} ${cc_config.LinuxX8664ClangLldflags} " +
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"${config.LinuxToolchainLinkFlags} ${config.LinuxToolchainX8664LinkFlags}"
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}
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func (t *toolchainLinuxX8664) ToolchainRustFlags() string {
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return "${config.LinuxToolchainRustFlags} ${config.LinuxToolchainX8664RustFlags}"
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}
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func linuxX8664ToolchainFactory(arch android.Arch) Toolchain {
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return toolchainLinuxX8664Singleton
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}
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func (toolchainLinuxX86) Supported() bool {
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return true
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}
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func (toolchainLinuxX86) Bionic() bool {
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return false
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}
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func (t *toolchainLinuxX86) Name() string {
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return "x86"
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}
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func (toolchainLinuxX86) LibclangRuntimeLibraryArch() string {
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return "i386"
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}
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func (toolchainLinuxX8664) LibclangRuntimeLibraryArch() string {
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return "x86_64"
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}
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func (t *toolchainLinuxX86) RustTriple() string {
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return "i686-unknown-linux-gnu"
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}
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func (t *toolchainLinuxX86) ToolchainLinkFlags() string {
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// Prepend the lld flags from cc_config so we stay in sync with cc
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return "${cc_config.LinuxClangLldflags} ${cc_config.LinuxX86ClangLldflags} " +
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"${config.LinuxToolchainLinkFlags} ${config.LinuxToolchainX86LinkFlags}"
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}
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func (t *toolchainLinuxX86) ToolchainRustFlags() string {
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return "${config.LinuxToolchainRustFlags} ${config.LinuxToolchainX86RustFlags}"
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}
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func linuxX86ToolchainFactory(arch android.Arch) Toolchain {
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return toolchainLinuxX86Singleton
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}
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var toolchainLinuxX8664Singleton Toolchain = &toolchainLinuxX8664{}
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var toolchainLinuxX86Singleton Toolchain = &toolchainLinuxX86{}
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