diff options
Diffstat (limited to 'tests/codegen-llvm/no-jump-tables.rs')
| -rw-r--r-- | tests/codegen-llvm/no-jump-tables.rs | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/tests/codegen-llvm/no-jump-tables.rs b/tests/codegen-llvm/no-jump-tables.rs new file mode 100644 index 00000000000..e49de7e9dc1 --- /dev/null +++ b/tests/codegen-llvm/no-jump-tables.rs @@ -0,0 +1,23 @@ +// Test that the `no-jump-tables` function attribute are (not) emitted when +// the `-Zno-jump-tables` flag is (not) set. + +//@ add-core-stubs +//@ revisions: unset set +//@ needs-llvm-components: x86 +//@ compile-flags: --target x86_64-unknown-linux-gnu +//@ [set] compile-flags: -Zno-jump-tables + +#![crate_type = "lib"] +#![feature(no_core, lang_items)] +#![no_core] + +extern crate minicore; +use minicore::*; + +#[no_mangle] +pub fn foo() { + // CHECK: @foo() unnamed_addr #0 + + // unset-NOT: attributes #0 = { {{.*}}"no-jump-tables"="true"{{.*}} } + // set: attributes #0 = { {{.*}}"no-jump-tables"="true"{{.*}} } +} |