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rewrite issue-14500 to rmake

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+45

-16

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src/tools
- run-make-support/src
  - rustc.rs
- tidy/src
  - allowed_run_make_makefiles.txt
tests/run-make/issue-14500
- Makefile
- rmake.rs

+45

-16

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`@@ -150,6 +150,20 @@ impl Rustc {`
`150`	`150`	`self`
`151`	`151`	`}`
`152`	`152`
	`153`	`+/// Pass a codegen option.`
	`154`	`+pubfncodegen_option(&mutself,option:&str) ->&mutSelf{`
	`155`	`+self.cmd.arg("-C");`
	`156`	`+self.cmd.arg(option);`
	`157`	`+self`
	`158`	`+}`
	`159`	`+`
	`160`	`+/// Add a directory to the library search path.`
	`161`	`+pubfnlibrary_search_path<P:AsRef<Path>>(&mutself,path:P) ->&mutSelf{`
	`162`	`+self.cmd.arg("-L");`
	`163`	`+self.cmd.arg(path.as_ref());`
	`164`	`+self`
	`165`	`+}`
	`166`	`+`
`153`	`167`	`/// Specify the edition year.`
`154`	`168`	`pubfnedition(&mutself,edition:&str) ->&mutSelf{`
`155`	`169`	`self.cmd.arg("--edition");`

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`@@ -99,7 +99,6 @@ run-make/issue-107094/Makefile`
`99`	`99`	`run-make/issue-10971-temps-dir/Makefile`
`100`	`100`	`run-make/issue-109934-lto-debuginfo/Makefile`
`101`	`101`	`run-make/issue-11908/Makefile`
`102`		`-run-make/issue-14500/Makefile`
`103`	`102`	`run-make/issue-14698/Makefile`
`104`	`103`	`run-make/issue-15460/Makefile`
`105`	`104`	`run-make/issue-18943/Makefile`

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Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,31 @@`
	`1`	`+// Test to make sure that reachable extern fns are always available in final`
	`2`	`+// productcs, including when LTO is used.`
	`3`	`+`
	`4`	+// In this test, the `foo` crate has a reahable symbol,
	`5`	+// and is a dependency of the `bar` crate. When the `bar` crate
	`6`	+// is compiled with LTO, it shouldn't strip the symbol from `foo`, and that's the
	`7`	+// only way that `foo.c` will successfully compile.
	`8`	`+// See https://github.com/rust-lang/rust/issues/14500`
	`9`	`+`
	`10`	`+//@ ignore-cross-compile`
	`11`	`+`
	`12`	`+use run_make_support::{cc, extra_c_flags, run, rustc};`
	`13`	`+`
	`14`	`+fnmain(){`
	`15`	`+let libbar_path =tmp_dir().join("libbar.a");`
	`16`	`+rustc().input("foo.rs")`
	`17`	`+.crate_type("rlib")`
	`18`	`+.run();`
	`19`	`+rustc().input("bar.rs")`
	`20`	`+.static_lib("staticlib")`
	`21`	`+.codegen_option("lto")`
	`22`	`+.library_search_path(".")`
	`23`	`+.output(&libbar_path)`
	`24`	`+.run();`
	`25`	`+cc().input("foo.c")`
	`26`	`+.input(libbar_path)`
	`27`	`+.args(&extra_c_flags())`
	`28`	`+.out_exe("foo")`
	`29`	`+.run();`
	`30`	`+run("foo");`
	`31`	`+}`

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