Test using pattern established in run-make/wasm-stringify-ints-small.

Replicates problem on my machine.

To exercise the test, I had to use a config.toml that has:

```
[build]
target = ["x86_64-unknown-linux-gnu","wasm32-unknown-unknown"]
nodejs = "node"

[rust]
lld = true
```

Author: pnkfelix

tests/run-make/wasm-override-linker/Makefile

@@ -0,0 +1,11 @@
+include ../../run-make-fulldeps/tools.mk
+
+ifeq ($(TARGET),wasm32-unknown-unknown)
+all:
+	$(RUSTC) foo.rs --crate-type cdylib --target $(TARGET) -C linker=clang
+else ifeq ($(TARGET),wasm64-unknown-unknown)
+all:
+	$(RUSTC) foo.rs --crate-type cdylib --target $(TARGET) -C linker=clang
+else
+all:
+endif

tests/run-make/wasm-override-linker/foo.rs

@@ -0,0 +1 @@
+// empty file