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gcov & gprof的使用

2009-07-23 21:00:56| 分类： tips | 标签： |举报 |字号大中小订阅

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gcov usage
                   Compile Use -fprofile-arcs -ftest-coverage in gcc option
                   Run the test program
                   Measure code coverage

gprof usage
                   1.$make CXXFLAGS=-pg LDFLAGS=-pg    2.'gmon.out' 3.gprof -b ... gmon.out less
                   从gprof的输出中提取调用图信息，产生可供Graphviz使用的dot文件

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