| // RUN: %clang_profgen -fuse-ld=gold -O2 -fdata-sections -ffunction-sections -fcoverage-mapping -Wl,--gc-sections -o %t %s |
| // RUN: env LLVM_PROFILE_FILE=%t.profraw %run %t |
| // RUN: llvm-profdata merge -o %t.profdata %t.profraw |
| // RUN: llvm-cov show %t -instr-profile %t.profdata -filename-equivalence 2>&1 | FileCheck %s |
| // BFD linker older than 2.26 has a bug that per-func profile data will be wrongly garbage collected when GC is turned on. We only do end-to-end test here without GC: |
| // RUN: %clang_profgen -O2 -fcoverage-mapping -o %t.2 %s |
| // RUN: env LLVM_PROFILE_FILE=%t.2.profraw %run %t.2 |
| // RUN: llvm-profdata merge -o %t.2.profdata %t.2.profraw |
| // RUN: llvm-cov show %t.2 -instr-profile %t.2.profdata -filename-equivalence 2>&1 | FileCheck %s |
| // Check covmap is not garbage collected when GC is turned on with BFD linker. Due to the bug mentioned above, we can only |
| // do the check with objdump: |
| // RUN: %clang_profgen -O2 -fcoverage-mapping -Wl,--gc-sections -o %t.3 %s |
| // RUN: llvm-objdump -h %t.3 | FileCheck --check-prefix COVMAP %s |
| // Check PIE option |
| // RUN: %clang_profgen -fuse-ld=gold -O2 -fdata-sections -ffunction-sections -fPIE -pie -fcoverage-mapping -Wl,--gc-sections -o %t.pie %s |
| // RUN: env LLVM_PROFILE_FILE=%t.pie.profraw %run %t.pie |
| // RUN: llvm-profdata merge -o %t.pie.profdata %t.pie.profraw |
| // RUN: llvm-cov show %t.pie -instr-profile %t.pie.profdata -filename-equivalence 2>&1 | FileCheck %s |
| |
| void foo(bool cond) { // CHECK: 1| [[@LINE]]|void foo( |
| if (cond) { // CHECK: 1| [[@LINE]]| if (cond) { |
| } // CHECK: 0| [[@LINE]]| } |
| } // CHECK: 1| [[@LINE]]|} |
| void bar() { // CHECK: 1| [[@LINE]]|void bar() { |
| } // CHECK: 1| [[@LINE]]|} |
| void func() { // CHECK: 0| [[@LINE]]|void func( |
| } // CHECK: 0| [[@LINE]]|} |
| int main() { // CHECK: 1| [[@LINE]]|int main( |
| foo(false); // CHECK: 1| [[@LINE]]| foo( |
| bar(); // CHECK: 1| [[@LINE]]| bar( |
| return 0; // CHECK: 1| [[@LINE]]| return |
| } // CHECK: 1| [[@LINE]]|} |
| |
| // COVMAP: __llvm_covmap {{.*}} |
| |
