rustc_target: treat enum variants like union members, in call ABIs.#68443

Merged

bors merged 9 commits intorust-lang:masterfrom

eddyb:abi-compat-enum

Feb 8, 2020

Commits on Feb 8, 2020

Add a test that demonstrates a segfault when calling into rust with non-c-like-enum.

sw17ch
authored and
eddyb
committed
Add a test that demonstrates an incorrect return value when calling into rust with non-c-like-enums.

sw17ch
authored and
eddyb
committed
Add similar examples that work to each test.

sw17ch
authored and
eddyb
committed
Two test cases where Rust calls C using enums by value

sw17ch
authored and
eddyb
committed
Add non-C-like enumeration tests on Rust->C calls to the abi-sysv64-arg-passing test.

sw17ch
authored and
eddyb
committed
rustc_target: switch homogeneous_aggregate to returning Result.
eddyb
committed
rustc_target: treat enum variants like union members, in call ABIs.
eddyb
committed
test: address comments and pacify the merciless tidy.
eddyb
committed
test: use `all: $(call NATIVE_STATICLIB,test)` to build a C lib.
eddyb
committed