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| author | Martin Liska <mliska@suse.cz> | 2019-04-10 13:44:08 +0200 |
|---|---|---|
| committer | Martin Liska <marxin@gcc.gnu.org> | 2019-04-10 11:44:08 +0000 |
| commit | 620626daa52bb69df06c3ece4d3f0ef65c7f6d9d (patch) | |
| tree | 44d4e004286eec4a88a80fd9cb229989ed5db654 | |
| parent | f95b75977014fbbc919bd7a478bbaab24438b001 (diff) | |
| download | gcc-620626daa52bb69df06c3ece4d3f0ef65c7f6d9d.zip gcc-620626daa52bb69df06c3ece4d3f0ef65c7f6d9d.tar.gz gcc-620626daa52bb69df06c3ece4d3f0ef65c7f6d9d.tar.bz2 | |
Make gcov docs more precise (PR gcov-profile/89959).
2019-04-10 Martin Liska <mliska@suse.cz>
PR gcov-profile/89959
* doc/gcov.texi: Make documentation of -x option
more precise.
From-SVN: r270251
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/doc/gcov.texi | 6 |
2 files changed, 10 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 7dd4305..522538c 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2019-04-10 Martin Liska <mliska@suse.cz> + + PR gcov-profile/89959 + * doc/gcov.texi: Make documentation of -x option + more precise. + 2019-04-10 Richard Biener <rguenther@suse.de> * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt diff --git a/gcc/doc/gcov.texi b/gcc/doc/gcov.texi index e086c30..dcdd783 100644 --- a/gcc/doc/gcov.texi +++ b/gcc/doc/gcov.texi @@ -431,13 +431,15 @@ Print verbose informations related to basic blocks and arcs. @item -x @itemx --hash-filenames -By default, gcov uses the full pathname of the source files to create +When using @var{--preserve-paths}, +gcov uses the full pathname of the source files to create an output filename. This can lead to long filenames that can overflow filesystem limits. This option creates names of the form @file{@var{source-file}##@var{md5}.gcov}, where the @var{source-file} component is the final filename part and the @var{md5} component is calculated from the full mangled name that -would have been used otherwise. +would have been used otherwise. The option is an alternative +to the @var{--preserve-paths} on systems which have a filesystem limit. @end table |