This exposes the optional exit block placement logic from r232438 as a
clang -cc1 option. There is a test on the llvm side, but there isn't
really a way to inspect the gcov options from clang to test it here as
well.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@232439
91177308-0d34-0410-b5e6-
96231b3b80d8
HelpText<"Emit CFG checksum for functions in .gcno files.">;
def coverage_no_function_names_in_data : Flag<["-"], "coverage-no-function-names-in-data">,
HelpText<"Emit function names in .gcda files.">;
+def coverage_exit_block_before_body : Flag<["-"], "coverage-exit-block-before-data">,
+ HelpText<"Emit the exit block before the body blocks in .gcno files.">;
def coverage_version_EQ : Joined<["-"], "coverage-version=">,
HelpText<"Four-byte version string for gcov files.">;
def test_coverage : Flag<["-"], "test-coverage">,
CODEGENOPT(ObjCAutoRefCountExceptions , 1, 0) ///< Whether ARC should be EH-safe.
CODEGENOPT(CoverageExtraChecksum, 1, 0) ///< Whether we need a second checksum for functions in GCNO files.
CODEGENOPT(CoverageNoFunctionNamesInData, 1, 0) ///< Do not include function names in GCDA files.
+CODEGENOPT(CoverageExitBlockBeforeBody, 1, 0) ///< Whether to emit the exit block before the body blocks in GCNO files.
CODEGENOPT(CUDAIsDevice , 1, 0) ///< Set when compiling for CUDA device.
CODEGENOPT(CXAAtExit , 1, 1) ///< Use __cxa_atexit for calling destructors.
CODEGENOPT(CXXCtorDtorAliases, 1, 0) ///< Emit complete ctors/dtors as linker
Options.NoRedZone = CodeGenOpts.DisableRedZone;
Options.FunctionNamesInData =
!CodeGenOpts.CoverageNoFunctionNamesInData;
+ Options.ExitBlockBeforeBody = CodeGenOpts.CoverageExitBlockBeforeBody;
MPM->add(createGCOVProfilerPass(Options));
if (CodeGenOpts.getDebugInfo() == CodeGenOptions::NoDebugInfo)
MPM->add(createStripSymbolsPass(true));
Opts.CoverageExtraChecksum = Args.hasArg(OPT_coverage_cfg_checksum);
Opts.CoverageNoFunctionNamesInData =
Args.hasArg(OPT_coverage_no_function_names_in_data);
+ Opts.CoverageExitBlockBeforeBody =
+ Args.hasArg(OPT_coverage_exit_block_before_body);
if (Args.hasArg(OPT_coverage_version_EQ)) {
StringRef CoverageVersion = Args.getLastArgValue(OPT_coverage_version_EQ);
if (CoverageVersion.size() != 4) {