diff options
| -rw-r--r-- | compiler-rt/test/profile/instrprof-darwin-dead-strip.c | 16 |
1 files changed, 14 insertions, 2 deletions
diff --git a/compiler-rt/test/profile/instrprof-darwin-dead-strip.c b/compiler-rt/test/profile/instrprof-darwin-dead-strip.c index 03049335efd..6a2bffc213a 100644 --- a/compiler-rt/test/profile/instrprof-darwin-dead-strip.c +++ b/compiler-rt/test/profile/instrprof-darwin-dead-strip.c @@ -1,7 +1,7 @@ // REQUIRES: osx-ld64-live_support // REQUIRES: lto -// RUN: %clang_profgen=%t.profraw -fcoverage-mapping -mllvm -enable-name-compression=false -Wl,-dead_strip -o %t %s +// RUN: %clang_profgen=%t.profraw -fcoverage-mapping -mllvm -enable-name-compression=false -DCODE=1 -Wl,-dead_strip -o %t %s // RUN: %run %t // RUN: llvm-profdata merge -o %t.profdata %t.profraw // RUN: llvm-profdata show --all-functions %t.profdata | FileCheck %s -check-prefix=PROF @@ -10,7 +10,7 @@ // RUN: otool -s __DATA __llvm_prf_names %t | FileCheck %s -check-prefix=PRF_NAMES // RUN: otool -s __DATA __llvm_prf_cnts %t | FileCheck %s -check-prefix=PRF_CNTS -// RUN: %clang_lto_profgen=%t.lto.profraw -fcoverage-mapping -mllvm -enable-name-compression=false -Wl,-dead_strip -flto -o %t.lto %s +// RUN: %clang_lto_profgen=%t.lto.profraw -fcoverage-mapping -mllvm -enable-name-compression=false -DCODE=1 -Wl,-dead_strip -flto -o %t.lto %s // RUN: %run %t.lto // RUN: llvm-profdata merge -o %t.lto.profdata %t.lto.profraw // RUN: llvm-profdata show --all-functions %t.lto.profdata | FileCheck %s -check-prefix=PROF @@ -22,12 +22,24 @@ // Note: We expect foo() and some of the profiling data associated with it to // be dead-stripped. +// Note: When there is no code in a program, we expect to see the exact same +// set of external functions provided by the profile runtime. + +// RUN: %clang_profgen -fcoverage-mapping -Wl,-dead_strip -dynamiclib -o %t.nocode.dylib %s +// RUN: nm -jgU %t.nocode.dylib > %t.nocode.syms +// RUN: nm -jgU %t | grep -vE "main|foo|mh_execute_header" > %t.code.syms +// RUN: diff %t.nocode.syms %t.code.syms + +#ifdef CODE + // COV: [[@LINE+1]]{{ *}}|{{ *}}0|void foo() void foo() {} // COV: [[@LINE+1]]{{ *}}|{{ *}}1|int main int main() { return 0; } +#endif // CODE + // NM-NOT: foo // PROF: Counters: |
