| 1 | /// Test instrumentation can handle various linkages. |
| 2 | // REQUIRES: lld-available |
| 3 | |
| 4 | // FIXME: Investigate and fix. |
| 5 | // XFAIL: powerpc64-target-arch |
| 6 | |
| 7 | // RUN: %clang_profgen -fcoverage-mapping %s -o %t |
| 8 | // RUN: env LLVM_PROFILE_FILE=%t.profraw %run %t |
| 9 | // RUN: llvm-profdata show %t.profraw --all-functions | FileCheck %s |
| 10 | |
| 11 | // RUN: %clang_profgen -fcoverage-mapping -ffunction-sections -fuse-ld=lld -Wl,--gc-sections %s -o %t |
| 12 | // RUN: env LLVM_PROFILE_FILE=%t.profraw %run %t |
| 13 | // RUN: llvm-profdata show %t.profraw --all-functions | FileCheck %s |
| 14 | |
| 15 | // CHECK: {{.*}}external{{.*}}: |
| 16 | // CHECK-NEXT: Hash: |
| 17 | // CHECK-NEXT: Counters: 1 |
| 18 | // CHECK-NEXT: Function count: 1 |
| 19 | // CHECK: {{.*}}weak{{.*}}: |
| 20 | // CHECK-NEXT: Hash: |
| 21 | // CHECK-NEXT: Counters: 1 |
| 22 | // CHECK-NEXT: Function count: 1 |
| 23 | // CHECK: main: |
| 24 | // CHECK-NEXT: Hash: |
| 25 | // CHECK-NEXT: Counters: 1 |
| 26 | // CHECK-NEXT: Function count: 1 |
| 27 | // CHECK: {{.*}}internal{{.*}}: |
| 28 | // CHECK-NEXT: Hash: |
| 29 | // CHECK-NEXT: Counters: 1 |
| 30 | // CHECK-NEXT: Function count: 1 |
| 31 | // CHECK: {{.*}}linkonce_odr{{.*}}: |
| 32 | // CHECK-NEXT: Hash: |
| 33 | // CHECK-NEXT: Counters: 1 |
| 34 | // CHECK-NEXT: Function count: 1 |
| 35 | |
| 36 | #include <stdio.h> |
| 37 | |
| 38 | void discarded0() {} |
| 39 | __attribute__((weak)) void discarded1() {} |
| 40 | |
| 41 | void external() { puts(s: "external" ); } |
| 42 | __attribute__((weak)) void weak() { puts(s: "weak" ); } |
| 43 | static void internal() { puts(s: "internal" ); } |
| 44 | __attribute__((noinline)) inline void linkonce_odr() { puts(s: "linkonce_odr" ); } |
| 45 | |
| 46 | int main() { |
| 47 | internal(); |
| 48 | external(); |
| 49 | weak(); |
| 50 | linkonce_odr(); |
| 51 | } |
| 52 | |