diff options
Diffstat (limited to 'tests/run-make/share-generics-dylib')
7 files changed, 75 insertions, 0 deletions
diff --git a/tests/run-make/share-generics-dylib/Makefile b/tests/run-make/share-generics-dylib/Makefile new file mode 100644 index 000000000..9d97eca80 --- /dev/null +++ b/tests/run-make/share-generics-dylib/Makefile @@ -0,0 +1,23 @@ +# ignore-cross-compile +# This test makes sure all generic instances get re-exported from Rust dylibs for use by +# `-Zshare-generics`. There are two rlibs (`instance_provider_a` and `instance_provider_b`) +# which both provide an instance of `Cell<i32>::set`. There is `instance_user_dylib` which is +# supposed to re-export both these instances, and then there are `instance_user_a_rlib` and +# `instance_user_b_rlib` which each rely on a specific instance to be available. +# +# In the end everything is linked together into `linked_leaf`. If `instance_user_dylib` does +# not export both then we'll get an `undefined reference` error for one of the instances. +# +# This is regression test for https://github.com/rust-lang/rust/issues/67276. + +include ../tools.mk + +COMMON_ARGS=-Cprefer-dynamic -Zshare-generics=yes -Ccodegen-units=1 -Csymbol-mangling-version=v0 + +all: + $(RUSTC) instance_provider_a.rs $(COMMON_ARGS) --crate-type=rlib + $(RUSTC) instance_provider_b.rs $(COMMON_ARGS) --crate-type=rlib + $(RUSTC) instance_user_dylib.rs $(COMMON_ARGS) --crate-type=dylib + $(RUSTC) instance_user_a_rlib.rs $(COMMON_ARGS) --crate-type=rlib + $(RUSTC) instance_user_b_rlib.rs $(COMMON_ARGS) --crate-type=rlib + $(RUSTC) linked_leaf.rs $(COMMON_ARGS) --crate-type=bin diff --git a/tests/run-make/share-generics-dylib/instance_provider_a.rs b/tests/run-make/share-generics-dylib/instance_provider_a.rs new file mode 100644 index 000000000..b4e125ac0 --- /dev/null +++ b/tests/run-make/share-generics-dylib/instance_provider_a.rs @@ -0,0 +1,6 @@ +use std::cell::Cell; + +pub fn foo() { + let a: Cell<i32> = Cell::new(1); + a.set(123); +} diff --git a/tests/run-make/share-generics-dylib/instance_provider_b.rs b/tests/run-make/share-generics-dylib/instance_provider_b.rs new file mode 100644 index 000000000..f613db873 --- /dev/null +++ b/tests/run-make/share-generics-dylib/instance_provider_b.rs @@ -0,0 +1,6 @@ +use std::cell::Cell; + +pub fn foo() { + let b: Cell<i32> = Cell::new(1); + b.set(123); +} diff --git a/tests/run-make/share-generics-dylib/instance_user_a_rlib.rs b/tests/run-make/share-generics-dylib/instance_user_a_rlib.rs new file mode 100644 index 000000000..c8e6ab95c --- /dev/null +++ b/tests/run-make/share-generics-dylib/instance_user_a_rlib.rs @@ -0,0 +1,9 @@ +extern crate instance_provider_a as upstream; +use std::cell::Cell; + +pub fn foo() { + upstream::foo(); + + let b: Cell<i32> = Cell::new(1); + b.set(123); +} diff --git a/tests/run-make/share-generics-dylib/instance_user_b_rlib.rs b/tests/run-make/share-generics-dylib/instance_user_b_rlib.rs new file mode 100644 index 000000000..7c34af6d0 --- /dev/null +++ b/tests/run-make/share-generics-dylib/instance_user_b_rlib.rs @@ -0,0 +1,9 @@ +extern crate instance_provider_b as upstream; +use std::cell::Cell; + +pub fn foo() { + upstream::foo(); + + let b: Cell<i32> = Cell::new(1); + b.set(123); +} diff --git a/tests/run-make/share-generics-dylib/instance_user_dylib.rs b/tests/run-make/share-generics-dylib/instance_user_dylib.rs new file mode 100644 index 000000000..7c8368eec --- /dev/null +++ b/tests/run-make/share-generics-dylib/instance_user_dylib.rs @@ -0,0 +1,7 @@ +extern crate instance_provider_a; +extern crate instance_provider_b; + +pub fn foo() { + instance_provider_a::foo(); + instance_provider_b::foo(); +} diff --git a/tests/run-make/share-generics-dylib/linked_leaf.rs b/tests/run-make/share-generics-dylib/linked_leaf.rs new file mode 100644 index 000000000..e510dad69 --- /dev/null +++ b/tests/run-make/share-generics-dylib/linked_leaf.rs @@ -0,0 +1,15 @@ +extern crate instance_user_dylib; +extern crate instance_user_a_rlib; +extern crate instance_user_b_rlib; + +use std::cell::Cell; + +fn main() { + + instance_user_a_rlib::foo(); + instance_user_b_rlib::foo(); + instance_user_dylib::foo(); + + let a: Cell<i32> = Cell::new(1); + a.set(123); +} |