llvm/test/tools/llvm-cov/multiple-objects.test

   1 RUN: llvm-cov report -instr-profile %S/Inputs/multiple_objects/merged.profdata \
   2 RUN:   %S/Inputs/multiple_objects/use_2.covmapping \
   3 RUN:   -object %S/Inputs/multiple_objects/use_1.covmapping | FileCheck -check-prefix=REPORT %s
   4
   5 REPORT: Filename{{ +}}Regions{{ +}}Missed Regions{{ +}}Cover
   6 REPORT-NEXT: ---
   7 REPORT-NEXT: header.h{{ +}}25{{ +}}14{{ +}}44.00%
   8
   9 # Make sure that both use_1.cc and use_2.cc have coverage reported.
  10 # Before https://reviews.llvm.org/D46478, only one of them used to be reported.
  11 REPORT-NEXT: use_1.cc{{ +}}1{{ +}}0{{ +}}100.00%
  12 REPORT-NEXT: use_2.cc{{ +}}2{{ +}}0{{ +}}100.00%
  13
  14 Instructions for regenerating the test:
  15
  16 clang -std=c++11 -mllvm -enable-name-compression=false -fprofile-instr-generate -fcoverage-mapping use_1.cc -o use_1
  17 clang -std=c++11 -mllvm -enable-name-compression=false -fprofile-instr-generate -fcoverage-mapping use_2.cc -o use_2
  18 LLVM_PROFILE_FILE="use_1.raw" ./use_1
  19 LLVM_PROFILE_FILE="use_2.raw" ./use_2
  20 llvm-profdata merge use_{1,2}.raw -o merged.profdata
  21 llvm-cov convert-for-testing ./use_1 -o ./use_1.covmapping
  22 llvm-cov convert-for-testing ./use_2 -o ./use_2.covmapping