Hi tech@, The base system includes the compiler-rt profile library for source-based code coverage.
So here is a diff to document support in clang-local.1, the same way we document support for the ubsan_minimal sanitizer runtime which is also part of compiler-rt. Comments? OK? Index: share/man/man1/clang-local.1 =================================================================== RCS file: /cvs/src/share/man/man1/clang-local.1,v retrieving revision 1.23 diff -u -p -r1.23 clang-local.1 --- share/man/man1/clang-local.1 18 Feb 2022 00:39:18 -0000 1.23 +++ share/man/man1/clang-local.1 4 May 2022 11:03:11 -0000 @@ -99,6 +99,15 @@ See the documentation for the .Fl fsanitize-minimal-runtime flag. .It +The base system includes the compiler-rt profile library for +source-based code coverage. See the documentation for the +.Fl fprofile-instr-generate +and +.Fl fcoverage-mapping +flags. +Note that llvm-profdata and llvm-cov tools from devel/llvm are +required to process coverage data and produce reports. +.It The .Xr malloc 3 , .Xr calloc 3 ,
