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| author | Jakub Jelinek <jakub@redhat.com> | 2014-01-15 09:08:17 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2014-01-15 09:08:17 +0100 |
| commit | 2738b4c7e3ef411f52dd6664781c4cd8f5b901d4 (patch) | |
| tree | 69e26de48aa826c4f842f48e9dc110c1f19025e0 /gcc | |
| parent | 241f845ab3717714234437e28bbaf2b1cc5f4426 (diff) | |
| download | gcc-2738b4c7e3ef411f52dd6664781c4cd8f5b901d4.zip gcc-2738b4c7e3ef411f52dd6664781c4cd8f5b901d4.tar.gz gcc-2738b4c7e3ef411f52dd6664781c4cd8f5b901d4.tar.bz2 | |
re PR other/58712 (issues found by --enable-checking=valgrind)
PR other/58712
* builtins.c (determine_block_size): Initialize *probable_max_size
even if len_rtx is CONST_INT.
From-SVN: r206621
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/builtins.c | 5 |
2 files changed, 9 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index bdee83f..5729efd 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2014-01-15 Jakub Jelinek <jakub@redhat.com> + + PR other/58712 + * builtins.c (determine_block_size): Initialize *probable_max_size + even if len_rtx is CONST_INT. + 2014-01-14 Andrew Pinski <apinski@cavium.com> * config/aarch64/aarch64-protos.h (tune_params): Add issue_rate. diff --git a/gcc/builtins.c b/gcc/builtins.c index c983768..dc7c85e 100644 --- a/gcc/builtins.c +++ b/gcc/builtins.c @@ -3117,7 +3117,7 @@ determine_block_size (tree len, rtx len_rtx, { if (CONST_INT_P (len_rtx)) { - *min_size = *max_size = UINTVAL (len_rtx); + *min_size = *max_size = *probable_max_size = UINTVAL (len_rtx); return; } else @@ -3131,7 +3131,8 @@ determine_block_size (tree len, rtx len_rtx, else *min_size = 0; if (tree_fits_uhwi_p (TYPE_MAX_VALUE (TREE_TYPE (len)))) - *probable_max_size = *max_size = tree_to_uhwi (TYPE_MAX_VALUE (TREE_TYPE (len))); + *probable_max_size = *max_size + = tree_to_uhwi (TYPE_MAX_VALUE (TREE_TYPE (len))); else *probable_max_size = *max_size = GET_MODE_MASK (GET_MODE (len_rtx)); |