| // Verifies that normalized and generalized KCFI type metadata for functions are emitted. |
| // |
| // revisions: aarch64 x86_64 |
| // [aarch64] compile-flags: --target aarch64-unknown-none |
| // [aarch64] needs-llvm-components: aarch64 |
| // [x86_64] compile-flags: --target x86_64-unknown-none |
| // [x86_64] needs-llvm-components: |
| // compile-flags: -Cno-prepopulate-passes -Zsanitizer=kcfi -Zsanitizer-cfi-normalize-integers -Zsanitizer-cfi-generalize-pointers |
| |
| #![crate_type="lib"] |
| #![feature(no_core, lang_items)] |
| #![no_core] |
| |
| #[lang="sized"] |
| trait Sized { } |
| #[lang="copy"] |
| trait Copy { } |
| |
| impl Copy for i32 {} |
| |
| pub fn foo(f: fn(i32) -> i32, arg: i32) -> i32 { |
| // CHECK-LABEL: define{{.*}}foo |
| // CHECK-SAME: {{.*}}!{{<unknown kind #36>|kcfi_type}} ![[TYPE1:[0-9]+]] |
| // CHECK: {{%.+}} = call {{(noundef )*}}i32 %f(i32 {{(noundef )*}}%arg){{.*}}[ "kcfi"(i32 -686570305) ] |
| f(arg) |
| } |
| |
| pub fn bar(f: fn(i32, i32) -> i32, arg1: i32, arg2: i32) -> i32 { |
| // CHECK-LABEL: define{{.*}}bar |
| // CHECK-SAME: {{.*}}!{{<unknown kind #36>|kcfi_type}} ![[TYPE2:[0-9]+]] |
| // CHECK: {{%.+}} = call {{(noundef )*}}i32 %f(i32 {{(noundef )*}}%arg1, i32 {{(noundef )*}}%arg2){{.*}}[ "kcfi"(i32 1281038450) ] |
| f(arg1, arg2) |
| } |
| |
| pub fn baz(f: fn(i32, i32, i32) -> i32, arg1: i32, arg2: i32, arg3: i32) -> i32 { |
| // CHECK-LABEL: define{{.*}}baz |
| // CHECK-SAME: {{.*}}!{{<unknown kind #36>|kcfi_type}} ![[TYPE3:[0-9]+]] |
| // CHECK: {{%.+}} = call {{(noundef )*}}i32 %f(i32 {{(noundef )*}}%arg1, i32 {{(noundef )*}}%arg2, i32 {{(noundef )*}}%arg3){{.*}}[ "kcfi"(i32 -1751512973) ] |
| f(arg1, arg2, arg3) |
| } |
| |
| // CHECK: ![[TYPE1]] = !{i32 975484707} |
| // CHECK: ![[TYPE2]] = !{i32 1658833102} |
| // CHECK: ![[TYPE3]] = !{i32 230429758} |
