运行代码时会考虑环境变量。在运行测试之前,在目标机器上将它们设置为适当的值,.gcda文件将在您想要的...
GCOV_PREFIX is a runtime - as apposed to build time - environment variable and determines the root directory where the gcov output files (*.gcda) are written. GCOV_PREFIX_STRIP=X is also a runtime variable, and has the effect of stripping X elements from the path found in ...