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| author | Ilya Leoshkevich <iii@linux.ibm.com> | 2018-08-15 04:09:45 +0000 |
|---|---|---|
| committer | Jeff Law <law@gcc.gnu.org> | 2018-08-14 22:09:45 -0600 |
| commit | 4720f4afbae879f6cc73a420f7c2943a5cba70ec (patch) | |
| tree | a424f0e3f30bc796f461e229cf7b32c26a4aa842 /gcc | |
| parent | 47f61a023f9a5184f0a91feede103997c3781944 (diff) | |
| download | gcc-4720f4afbae879f6cc73a420f7c2943a5cba70ec.zip gcc-4720f4afbae879f6cc73a420f7c2943a5cba70ec.tar.gz gcc-4720f4afbae879f6cc73a420f7c2943a5cba70ec.tar.bz2 | |
re PR target/86547 (s390x: Maximum number of LRA assignment passes is achieved (30) when compiling a small inline assembler snippet)
PR target/86547
* lra-lives.c (remove_some_program_points_and_update_live_ranges):
Check whether lra_live_max_point is 0 before dividing.
From-SVN: r263548
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/lra-lives.c | 3 |
2 files changed, 8 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 97ea6bc..84f81f6 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2018-08-14 Ilya Leoshkevich <iii@linux.ibm.com> + + PR target/86547 + * lra-lives.c (remove_some_program_points_and_update_live_ranges): + Check whether lra_live_max_point is 0 before dividing. + 2018-08-14 Martin Sebor <msebor@redhat.com> PR tree-optimization/86650 diff --git a/gcc/lra-lives.c b/gcc/lra-lives.c index 433c819..565c68b 100644 --- a/gcc/lra-lives.c +++ b/gcc/lra-lives.c @@ -1153,7 +1153,8 @@ remove_some_program_points_and_update_live_ranges (void) n++; if (lra_dump_file != NULL) fprintf (lra_dump_file, "Compressing live ranges: from %d to %d - %d%%\n", - lra_live_max_point, n, 100 * n / lra_live_max_point); + lra_live_max_point, n, + lra_live_max_point ? 100 * n / lra_live_max_point : 100); if (n < lra_live_max_point) { lra_live_max_point = n; |