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re PR gcov-profile/47793 (Relative path in fprofile-use turns into absolute path) 

2011-05-13  Martin Thuresson  <martint@google.com>

	PR gcov-profile/47793
	* libgcov.c (gcov_exit): Support relative profile paths.
	* doc/invoke.texi (-fprofile-dir): Update for above change.

2011-05-13  Martin Thuresson  <martint@google.com>

	PR gcov-profile/47793
	* gcc.dg/pr47793.c: New.

From-SVN: r173735
This commit is contained in:
Martin Thuresson 2011-05-13 15:57:20 +00:00
parent b8a71aedd8
commit 9f47a24e79
5 changed files with 28 additions and 3 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,9 @@
2011-05-13 Martin Thuresson <martint@google.com>
PR gcov-profile/47793
* libgcov.c (gcov_exit): Support relative profile paths.
* doc/invoke.texi (-fprofile-dir): Update for above change.
2011-05-13 Richard Guenther <rguenther@suse.de>
* gimple.c (gimple_canonical_types_compatible_p): Do not use
@ -102,6 +108,7 @@
* configure.ac: Use AS_HELP_STRING throughout.
* configure: Regenerate.
>>>>>>> .r173734
2011-05-12 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/i386.c (ix86_save_reg): Change maybe_eh_return to bool.

2
gcc/doc/invoke.texi
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@ -7751,7 +7751,7 @@ Set the directory to search for the profile data files in to @var{path}.
This option affects only the profile data generated by
@option{-fprofile-generate}, @option{-ftest-coverage}, @option{-fprofile-arcs}
and used by @option{-fprofile-use} and @option{-fbranch-probabilities}
and its related options.
and its related options. Both absolute and relative paths can be used.
By default, GCC will use the current directory as @var{path}, thus the
profile data file will appear in the same directory as the object file.

5
gcc/libgcov.c
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@ -283,8 +283,9 @@ gcov_exit (void)
}
}
/* Update complete filename with stripped original. */
if (!IS_DIR_SEPARATOR (*fname) && !HAS_DRIVE_SPEC(fname))
{
if (prefix_length != 0 && !IS_DIR_SEPARATOR (*fname))
{
/* If prefix is given, add directory separator. */
strcpy (gi_filename_up, "/");
strcpy (gi_filename_up + 1, fname);
}

5
gcc/testsuite/ChangeLog
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@ -1,3 +1,8 @@
2011-05-13 Martin Thuresson <martint@google.com>
PR gcov-profile/47793
* gcc.dg/pr47793.c: New.
2011-05-12 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/48975

12
gcc/testsuite/gcc.dg/pr47793.c Normal file
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@ -0,0 +1,12 @@
/* Bug pr47793: Allow relative paths in profile-generate. */
/* { dg-do run } */
/* { dg-options "-O -fprofile-generate=./" } */
/* { dg-final { scan-file pr47793.gcda "."} } */
int
main(void)
{
return 0;
}
/* { dg-final { cleanup-coverage-files } } */