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| author | Jakub Jelinek <jakub@redhat.com> | 2015-01-27 09:26:13 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2015-01-27 09:26:13 +0100 |
| commit | b30ea1387f8e26ad60bd4d71ba2006ea7e11a6ee (patch) | |
| tree | efd1cdf9e7ff72e23d172b15b2d7aa785d5a4b43 /gcc/wide-int.cc | |
| parent | dea63e49fa986d91885d192fae0a5c19fea77aa1 (diff) | |
| download | gcc-b30ea1387f8e26ad60bd4d71ba2006ea7e11a6ee.zip gcc-b30ea1387f8e26ad60bd4d71ba2006ea7e11a6ee.tar.gz gcc-b30ea1387f8e26ad60bd4d71ba2006ea7e11a6ee.tar.bz2 | |
re PR tree-optimization/64807 (Wrong-code because of wide-int division)
PR tree-optimization/64807
* wide-int.cc (wi::divmod_internal): Clear
b_dividend[dividend_blocks_needed].
* gcc.dg/pr64807.c: New test.
From-SVN: r220153
Diffstat (limited to 'gcc/wide-int.cc')
| -rw-r--r-- | gcc/wide-int.cc | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/gcc/wide-int.cc b/gcc/wide-int.cc index 1143b48..fd7cbb4 100644 --- a/gcc/wide-int.cc +++ b/gcc/wide-int.cc @@ -1819,6 +1819,7 @@ wi::divmod_internal (HOST_WIDE_INT *quotient, unsigned int *remainder_len, divisor_blocks_needed, divisor_prec, sgn); m = dividend_blocks_needed; + b_dividend[m] = 0; while (m > 1 && b_dividend[m - 1] == 0) m--; |