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authorHarald Hoyer <harald@redhat.com>2020-09-07 10:45:20 +0200
committerHarald Hoyer <harald@redhat.com>2020-10-02 09:00:29 +0200
commitcadd12b5f020b9b2c7bb0c5e7078b81fbdcfb6d8 (patch)
treef08cb851bfe4d02d97b2b20748a9f0d69d225ed0 /compiler/rustc_codegen_ssa/src/traits
parentf283d3f02cf3ed261a519afe05cde9e23d1d9278 (diff)
downloadrust-cadd12b5f020b9b2c7bb0c5e7078b81fbdcfb6d8.tar.gz
rust-cadd12b5f020b9b2c7bb0c5e7078b81fbdcfb6d8.zip
Implement Make `handle_alloc_error` default to panic (for no_std + liballoc)
Related: https://github.com/rust-lang/rust/issues/66741

Guarded with `#![feature(default_alloc_error_handler)]` a default
`alloc_error_handler` is called, if a custom allocator is used and no
other custom `#[alloc_error_handler]` is defined.

The panic message does not contain the size anymore, because it would
pull in the fmt machinery, which would blow up the code size
significantly.
Diffstat (limited to 'compiler/rustc_codegen_ssa/src/traits')
-rw-r--r--compiler/rustc_codegen_ssa/src/traits/backend.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/compiler/rustc_codegen_ssa/src/traits/backend.rs b/compiler/rustc_codegen_ssa/src/traits/backend.rs
index 90520f77e3c..48c07b00894 100644
--- a/compiler/rustc_codegen_ssa/src/traits/backend.rs
+++ b/compiler/rustc_codegen_ssa/src/traits/backend.rs
@@ -109,6 +109,7 @@ pub trait ExtraBackendMethods: CodegenBackend + WriteBackendMethods + Sized + Se
         tcx: TyCtxt<'tcx>,
         mods: &mut Self::Module,
         kind: AllocatorKind,
+        has_alloc_error_handler: bool,
     );
     /// This generates the codegen unit and returns it along with
     /// a `u64` giving an estimate of the unit's processing cost.