| // RUN: %clang_cc1 -triple x86_64-unknown-linux -fsanitize=cfi-icall -fsanitize-trap=cfi-icall -fsanitize-cfi-icall-experimental-normalize-integers -emit-llvm -o - %s | FileCheck %s |
| |
| // Test that normalized type metadata for functions are emitted for cross-language CFI support with |
| // other languages that can't represent and encode C/C++ integer types. |
| |
| void foo(void (*fn)(int), int arg) { |
| // CHECK-LABEL: define{{.*}}foo |
| // CHECK-SAME: {{.*}}!type ![[TYPE1:[0-9]+]] !type !{{[0-9]+}} |
| // CHECK: call i1 @llvm.type.test({{i8\*|ptr}} {{%f|%0}}, metadata !"_ZTSFvu3i32E.normalized") |
| fn(arg); |
| } |
| |
| void bar(void (*fn)(int, int), int arg1, int arg2) { |
| // CHECK-LABEL: define{{.*}}bar |
| // CHECK-SAME: {{.*}}!type ![[TYPE2:[0-9]+]] !type !{{[0-9]+}} |
| // CHECK: call i1 @llvm.type.test({{i8\*|ptr}} {{%f|%0}}, metadata !"_ZTSFvu3i32S_E.normalized") |
| fn(arg1, arg2); |
| } |
| |
| void baz(void (*fn)(int, int, int), int arg1, int arg2, int arg3) { |
| // CHECK-LABEL: define{{.*}}baz |
| // CHECK-SAME: {{.*}}!type ![[TYPE3:[0-9]+]] !type !{{[0-9]+}} |
| // CHECK: call i1 @llvm.type.test({{i8\*|ptr}} {{%f|%0}}, metadata !"_ZTSFvu3i32S_S_E.normalized") |
| fn(arg1, arg2, arg3); |
| } |
| |
| // CHECK: ![[TYPE1]] = !{i64 0, !"_ZTSFvPFvu3i32ES_E.normalized"} |
| // CHECK: ![[TYPE2]] = !{i64 0, !"_ZTSFvPFvu3i32S_ES_S_E.normalized"} |
| // CHECK: ![[TYPE3]] = !{i64 0, !"_ZTSFvPFvu3i32S_S_ES_S_S_E.normalized"} |
