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author | marxin <marxin@138bc75d-0d04-0410-961f-82ee72b054a4> | 2017-06-22 11:17:38 +0000 |
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committer | marxin <marxin@138bc75d-0d04-0410-961f-82ee72b054a4> | 2017-06-22 11:17:38 +0000 |
commit | 50a73a2b8625d8b42e1c9b58ce1750cab14eb3ed (patch) | |
tree | 0b13579a43f336bd0c739ff6d1cf3de0cef84898 /gcc/doc | |
parent | defb0087aba027e514087462b5e421d5ae0eef37 (diff) | |
download | gcc-50a73a2b8625d8b42e1c9b58ce1750cab14eb3ed.tar.gz |
Backport r247377
2017-06-22 Martin Liska <mliska@suse.cz>
Backport from mainline
2017-04-28 Martin Liska <mliska@suse.cz>
* doc/gcov.texi: Enhance documentation of gcov.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-6-branch@249518 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/doc')
-rw-r--r-- | gcc/doc/gcov.texi | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/gcc/doc/gcov.texi b/gcc/doc/gcov.texi index 5b409e1f793..d38f63370c2 100644 --- a/gcc/doc/gcov.texi +++ b/gcc/doc/gcov.texi @@ -323,7 +323,9 @@ command line option. The @var{execution_count} is @samp{-} for lines containing no code. Unexecuted lines are marked @samp{#####} or @samp{====}, depending on whether they are reachable by non-exceptional paths or only exceptional paths such as C++ exception -handlers, respectively. +handlers, respectively. Given @samp{-a} option, unexecuted blocks are +marked @samp{$$$$$} or @samp{%%%%%}, depending whether a basic block +is reachable via non-exceptional or exceptional paths. Some lines of information at the start have @var{line_number} of zero. These preamble lines are of the form @@ -668,5 +670,5 @@ it. This can be overcome by, for example, setting the environment as setting will name the data file @file{/target/run/build/foo.gcda}. You must move the data files to the expected directory tree in order to -use them for profile directed optimizations (@option{--use-profile}), or to +use them for profile directed optimizations (@option{-fprofile-use}), or to use the @command{gcov} tool. |