Remove alloc dependency

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "unwinding"
-version = "0.1.1"
+version = "0.1.2"
 authors = ["Gary Guo <gary@garyguo.net>"]
 edition = "2018"
 license = "MIT OR Apache-2.0"
@@ -11,12 +11,12 @@ repository = "https://github.com/nbdd0121/unwinding/"
 members = ["cdylib", "example"]
 
 [dependencies]
-gimli = { version = "0.25.0", default-features = false, features = ["read"] }
+gimli = { version = "0.25.0", default-features = false, features = ["read-core"] }
 libc = { version = "0.2", optional = true }
 spin = { version = "0.9", optional = true, default-features = false, features = ["mutex", "spin_mutex"] }
 
 [patch.crates-io]
-gimli = { git = "https://github.com/gimli-rs/gimli.git", rev = "80010ee0442ecd7d0916b0a36cc2d4267fc09dc8" }
+gimli = { git = "https://github.com/gimli-rs/gimli.git", rev = "7a3aeef78d169b39e15e18f1573492c501b25c68" }
 
 [features]
 alloc = []

README.md

@@ -72,7 +72,3 @@ And that's it! After you ensured that the global allocator is functional, you ca
 If your linker supports `--eh-frame-hdr` you can also try to use `fde-gnu-eh-frame-hdr` instead of `fde-static`. GNU LD will provides a `__GNU_EH_FRAME_HDR` magic symbol so you don't have to provide `__eh_frame` through linker script.
 
 If you have your own version of `thread_local` and `println!` working, you can port [`panic_handler.rs`](src/panic_handler.rs) for double-panic protection and stack traces!
-
-## TODO
-
-* Remove dependencies on `alloc`.