keep noinline for system llvm < 14

2021-12-29 23:19:55 -05:00
parent 2b662217e7
commit e4463b2453
9 changed files with 29 additions and 6 deletions
--- a/compiler/rustc_codegen_llvm/src/llvm_util.rs
+++ b/compiler/rustc_codegen_llvm/src/llvm_util.rs
@@ -217,6 +217,12 @@ pub fn get_version() -> (u32, u32, u32) {
    }
 }

+/// Returns `true` if this LLVM is Rust's bundled LLVM (and not system LLVM).
+pub fn is_rust_llvm() -> bool {
+    // Can be called without initializing LLVM
+    unsafe { llvm::LLVMRustIsRustLLVM() }
+}
+
 pub fn print_passes() {
    // Can be called without initializing LLVM
    unsafe {