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internal/rosa/llvm: enable cross compilation

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This now passes the test suite.

Signed-off-by: Ophestra <cat@gensokyo.uk>
This commit is contained in:
Ophestra
2026-04-10 00:59:14 +09:00
parent 6f924336fc
commit e9c890cbb2
1 changed files with 13 additions and 11 deletions
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24
internal/rosa/llvm.go
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@@ -216,17 +216,19 @@ index 9da357a7ebb9..b2931510c1ae 100644
// newLLVM returns LLVM toolchain across multiple [pkg.Artifact].
func (t Toolchain) newLLVM() (musl, compilerRT, runtimes, clang pkg.Artifact) {
var target string
switch runtime.GOARCH {
case "386", "amd64":
target = "X86"
case "arm64":
target = "AArch64"
case "riscv64":
target = "RISCV"
target := "'AArch64;RISCV;X86'"
if t.isStage0() {
switch runtime.GOARCH {
case "386", "amd64":
target = "X86"
case "arm64":
target = "AArch64"
case "riscv64":
target = "RISCV"
default:
panic("unsupported target " + runtime.GOARCH)
default:
panic("unsupported target " + runtime.GOARCH)
}
}
minimalDeps := []KV{
@@ -248,7 +250,7 @@ func (t Toolchain) newLLVM() (musl, compilerRT, runtimes, clang pkg.Artifact) {
{"CMAKE_CXX_COMPILER_TARGET", ""},
{"COMPILER_RT_BUILD_BUILTINS", "ON"},
{"COMPILER_RT_DEFAULT_TARGET_ONLY", "ON"},
{"COMPILER_RT_DEFAULT_TARGET_ONLY", "OFF"},
{"COMPILER_RT_SANITIZERS_TO_BUILD", "asan"},
{"LLVM_ENABLE_PER_TARGET_RUNTIME_DIR", "ON"},