diff options
Diffstat (limited to 'src/test/run-make/raw-dylib-import-name-type')
5 files changed, 16 insertions, 0 deletions
diff --git a/src/test/run-make/raw-dylib-import-name-type/driver.rs b/src/test/run-make/raw-dylib-import-name-type/driver.rs index a38849fc8..9a3cd9ebe 100644 --- a/src/test/run-make/raw-dylib-import-name-type/driver.rs +++ b/src/test/run-make/raw-dylib-import-name-type/driver.rs @@ -3,6 +3,7 @@ #[link(name = "extern", kind = "raw-dylib", import_name_type = "undecorated")] extern "C" { + fn LooksLikeAPrivateGlobal(i: i32); fn cdecl_fn_undecorated(i: i32); #[link_name = "cdecl_fn_undecorated2"] fn cdecl_fn_undecorated_renamed(i: i32); @@ -84,6 +85,13 @@ extern { pub fn main() { unsafe { + // Regression test for #104453 + // On x86 LLVM uses 'L' as the prefix for private globals (PrivateGlobalPrefix), which + // causes it to believe that undecorated functions starting with 'L' are actually temporary + // symbols that it generated, which causes a later check to fail as the symbols we are + // creating don't have definitions (whereas all temporary symbols do). + LooksLikeAPrivateGlobal(13); + cdecl_fn_undecorated(1); cdecl_fn_undecorated_renamed(10); cdecl_fn_noprefix(2); diff --git a/src/test/run-make/raw-dylib-import-name-type/extern.c b/src/test/run-make/raw-dylib-import-name-type/extern.c index 195126d51..23c1e489e 100644 --- a/src/test/run-make/raw-dylib-import-name-type/extern.c +++ b/src/test/run-make/raw-dylib-import-name-type/extern.c @@ -1,6 +1,11 @@ #include <stdio.h> #include <stdint.h> +void _cdecl LooksLikeAPrivateGlobal(int i) { + printf("LooksLikeAPrivateGlobal(%d)\n", i); + fflush(stdout); +} + void _cdecl cdecl_fn_undecorated(int i) { printf("cdecl_fn_undecorated(%d)\n", i); fflush(stdout); diff --git a/src/test/run-make/raw-dylib-import-name-type/extern.gnu.def b/src/test/run-make/raw-dylib-import-name-type/extern.gnu.def index a523c959a..498e90e86 100644 --- a/src/test/run-make/raw-dylib-import-name-type/extern.gnu.def +++ b/src/test/run-make/raw-dylib-import-name-type/extern.gnu.def @@ -1,5 +1,6 @@ LIBRARY extern EXPORTS + LooksLikeAPrivateGlobal cdecl_fn_undecorated cdecl_fn_undecorated2 cdecl_fn_noprefix diff --git a/src/test/run-make/raw-dylib-import-name-type/extern.msvc.def b/src/test/run-make/raw-dylib-import-name-type/extern.msvc.def index dbff32d4c..cddb88bb8 100644 --- a/src/test/run-make/raw-dylib-import-name-type/extern.msvc.def +++ b/src/test/run-make/raw-dylib-import-name-type/extern.msvc.def @@ -1,5 +1,6 @@ LIBRARY extern EXPORTS + LooksLikeAPrivateGlobal cdecl_fn_undecorated cdecl_fn_undecorated2 cdecl_fn_noprefix diff --git a/src/test/run-make/raw-dylib-import-name-type/output.txt b/src/test/run-make/raw-dylib-import-name-type/output.txt index 707faf403..a2a2bfeec 100644 --- a/src/test/run-make/raw-dylib-import-name-type/output.txt +++ b/src/test/run-make/raw-dylib-import-name-type/output.txt @@ -1,3 +1,4 @@ +LooksLikeAPrivateGlobal(13) cdecl_fn_undecorated(1) cdecl_fn_undecorated2(10) cdecl_fn_noprefix(2) |