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bootstrap: Configure cmake when building sanitizer runtimes

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This commit is contained in:
Tomasz Miąsko 2020-02-12 00:00:00 +00:00
parent 2ed25f0697
commit 33e2c1d863
1 changed files with 19 additions and 9 deletions
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28
src/bootstrap/native.rs
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@ -262,7 +262,7 @@ impl Step for Llvm {
cfg.define("PYTHON_EXECUTABLE", python);
}
configure_cmake(builder, target, &mut cfg);
configure_cmake(builder, target, &mut cfg, true);
// FIXME: we don't actually need to build all LLVM tools and all LLVM
// libraries here, e.g., we just want a few components and a few
@ -301,7 +301,12 @@ fn check_llvm_version(builder: &Builder<'_>, llvm_config: &Path) {
panic!("\n\nbad LLVM version: {}, need >=7.0\n\n", version)
}
fn configure_cmake(builder: &Builder<'_>, target: Interned<String>, cfg: &mut cmake::Config) {
fn configure_cmake(
builder: &Builder<'_>,
target: Interned<String>,
cfg: &mut cmake::Config,
use_compiler_launcher: bool,
) {
// Do not print installation messages for up-to-date files.
// LLVM and LLD builds can produce a lot of those and hit CI limits on log size.
cfg.define("CMAKE_INSTALL_MESSAGE", "LAZY");
@ -372,9 +377,11 @@ fn configure_cmake(builder: &Builder<'_>, target: Interned<String>, cfg: &mut cm
} else {
// If ccache is configured we inform the build a little differently how
// to invoke ccache while also invoking our compilers.
if let Some(ref ccache) = builder.config.ccache {
cfg.define("CMAKE_C_COMPILER_LAUNCHER", ccache)
.define("CMAKE_CXX_COMPILER_LAUNCHER", ccache);
if use_compiler_launcher {
if let Some(ref ccache) = builder.config.ccache {
cfg.define("CMAKE_C_COMPILER_LAUNCHER", ccache)
.define("CMAKE_CXX_COMPILER_LAUNCHER", ccache);
}
}
cfg.define("CMAKE_C_COMPILER", sanitize_cc(cc))
.define("CMAKE_CXX_COMPILER", sanitize_cc(cxx));
@ -458,7 +465,7 @@ impl Step for Lld {
t!(fs::create_dir_all(&out_dir));
let mut cfg = cmake::Config::new(builder.src.join("src/llvm-project/lld"));
configure_cmake(builder, target, &mut cfg);
configure_cmake(builder, target, &mut cfg, true);
// This is an awful, awful hack. Discovered when we migrated to using
// clang-cl to compile LLVM/LLD it turns out that LLD, when built out of
@ -595,10 +602,7 @@ impl Step for Sanitizers {
let _time = util::timeit(&builder);
let mut cfg = cmake::Config::new(&compiler_rt_dir);
cfg.target(&self.target);
cfg.host(&builder.config.build);
cfg.profile("Release");
cfg.define("CMAKE_C_COMPILER_TARGET", self.target);
cfg.define("COMPILER_RT_BUILD_BUILTINS", "OFF");
cfg.define("COMPILER_RT_BUILD_CRT", "OFF");
@ -610,6 +614,12 @@ impl Step for Sanitizers {
cfg.define("COMPILER_RT_USE_LIBCXX", "OFF");
cfg.define("LLVM_CONFIG_PATH", &llvm_config);
// On Darwin targets the sanitizer runtimes are build as universal binaries.
// Unfortunately sccache currently lacks support to build them successfully.
// Disable compiler launcher on Darwin targets to avoid potential issues.
let use_compiler_launcher = !self.target.contains("apple-darwin");
configure_cmake(builder, self.target, &mut cfg, use_compiler_launcher);
t!(fs::create_dir_all(&out_dir));
cfg.out_dir(out_dir);