Add a simple test.

nnethercote · nnethercote · commit 2984799881aa · 2020-04-22T15:22:18.000+10:00
diff --git a/src/test/ui/lto-and-no-bitcode-in-rlib.rs b/src/test/ui/lto-and-no-bitcode-in-rlib.rs
@@ -0,0 +1,3 @@
+// compile-flags: -C lto -C bitcode-in-rlib=no
+
+fn main() {}
diff --git a/src/test/ui/lto-and-no-bitcode-in-rlib.stderr b/src/test/ui/lto-and-no-bitcode-in-rlib.stderr
@@ -0,0 +1,2 @@
+error: options `-C bitcode-in-rlib=no` and `-C lto` are incompatible
+

Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,3 @@`
	`1`	`+// compile-flags: -C lto -C bitcode-in-rlib=no`
	`2`	`+`
	`3`	`+fn main() {}`
Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,2 @@`
	`1`	+error: options `-C bitcode-in-rlib=no` and `-C lto` are incompatible
	`2`	`+`