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master
include/coverage.h
25 строк
784 B
Thomas Weißschuh
coverage.h: mark _exit as noreturn
01 дек 2023, 11:00
01 дек 2023, 11:00
7bf1f10
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/* * No copyright is claimed. This code is in the public domain; do with * it what you wish. */ #ifndef UTIL_LINUX_COVERAGE_H #define UTIL_LINUX_COVERAGE_H /* When built with --coverage (gcov) we need to explicitly call __gcov_dump() * in places where we use _exit(), since _exit() skips at-exit hooks resulting * in lost coverage. * * To make sure we don't miss any _exit() calls, this header file is included * explicitly on the compiler command line via the -include directive (only * when built with --coverage/-Db_coverage=true) */ void __gcov_dump(void); __attribute__((noreturn)) void _exit(int); __attribute__((noreturn)) static inline void _coverage__exit(int status) { __gcov_dump(); _exit(status); } #define _exit(x) _coverage__exit(x) #endif