Merge pull request #843 from rust-lang/fix/debuginfo-lang-filename

Set gcc language name and compilation unit name

Author: antoyo

Cargo.lock

@@ -56,18 +56,18 @@ dependencies = [
 
 [[package]]
 name = "gccjit"
-version = "3.1.1"
+version = "3.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ff80f4d6d0749eab3a69122210b3a1fdd52edb6162781aadd7c4842e26983683"
+checksum = "ef03c8ae23826a0755b980999a553a262c61f2f585245e647192d95bf09eee79"
 dependencies = [
  "gccjit_sys",
 ]
 
 [[package]]
 name = "gccjit_sys"
-version = "1.1.2"
+version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "4f81d901767ddba371a619fa9bba657066a4d3c5607ee69bbb557c1c5ba9bf85"
+checksum = "0ff511da413e4a5da6f09607748395ba37525e01ba7d322cbec3efc43095dd60"
 dependencies = [
  "libc",
 ]

Cargo.toml

@@ -24,7 +24,7 @@ default = ["master"]
 [dependencies]
 object = { version = "0.37.0", default-features = false, features = ["std", "read"] }
 tempfile = "3.20"
-gccjit = { version = "3.1.1", features = ["dlopen"] }
+gccjit = { version = "3.2.0", features = ["dlopen"] }
 #gccjit = { git = "https://github.com/rust-lang/gccjit.rs", branch = "error-dlopen", features = ["dlopen"] }
 
 # Local copy.

libgccjit.version

@@ -1 +1 @@
-0081ca6631abdfa02bf42bc85aaf507b8a0e6beb
+586d798e864fb33b1b4e842c5493a653841a7c02

src/context.rs

@@ -19,6 +19,8 @@ use rustc_middle::ty::layout::{
 };
 use rustc_middle::ty::{self, ExistentialTraitRef, Instance, Ty, TyCtxt};
 use rustc_session::Session;
+#[cfg(feature = "master")]
+use rustc_session::config::DebugInfo;
 use rustc_span::source_map::respan;
 use rustc_span::{DUMMY_SP, Span};
 use rustc_target::spec::{HasTargetSpec, HasX86AbiOpt, Target, TlsModel, X86Abi};
@@ -143,6 +145,11 @@ impl<'gcc, 'tcx> CodegenCx<'gcc, 'tcx> {
         supports_f64_type: bool,
         supports_f128_type: bool,
     ) -> Self {
+        #[cfg(feature = "master")]
+        if tcx.sess.opts.debuginfo != DebugInfo::None {
+            context.set_filename(codegen_unit.name().as_str());
+        }
+
         let create_type = |ctype, rust_type| {
             let layout = tcx
                 .layout_of(ty::TypingEnv::fully_monomorphized().as_query_input(rust_type))

src/lib.rs

@@ -240,6 +240,8 @@ impl CodegenBackend for GccCodegenBackend {
 
         #[cfg(feature = "master")]
         {
+            gccjit::set_lang_name(c"GNU Rust");
+
             let target_cpu = target_cpu(sess);
 
             // Get the second TargetInfo with the correct CPU features by setting the arch.