Merge branch 'tadeohepperle/subxt-metadata-no-std' into tadeohepperle/subxt-core-2

testing/no-std-tests/Cargo.lock

@@ -893,7 +893,6 @@ dependencies = [
 name = "subxt-core-no-std-tests"
 version = "0.0.0"
 dependencies = [
- "libc",
  "libc_alloc",
  "parity-scale-codec",
  "subxt-core",

testing/no-std-tests/Cargo.toml

@@ -10,7 +10,6 @@ subxt-metadata = { path = "../../metadata", default-features = false }
 subxt-signer = { path = "../../signer", default-features = false, features = ["sr25519", "ecdsa", "subxt"] }
 subxt-core = { path = "../../core", default-features = false }
 codec = { package = "parity-scale-codec", version = "3.6.9", default-features = false, features = ["derive"] }
-libc = { version = "0.2", default-features = false }
 libc_alloc = { version = "1.0.6" }
 
 [profile.dev]

testing/no-std-tests/README.md

@@ -1,11 +1,7 @@
-# no_std tests
+# No-Std Testing Crate
 
-This crate makes sure some of the subxt-* crates work in a no-std environment.
+To test the no-std compatibility of various subxt-* crates, please run:
 
-We would like it to run in a no-std environment. You can try any of the following to get it to compile:
+```bash
+cargo build --target thumbv7em-none-eabi
 ```
-cargo run 
-cargo build --target thumbv7em-none-eabi 
-cargo build --target aarch64-unknown-none
-```
-Currently it does not compile due to linker errors and I have no idea how to resovle these.