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| author | Jakub Jelinek <jakub@redhat.com> | 2018-12-13 20:44:50 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2018-12-13 20:44:50 +0100 |
| commit | 51beaeba8a619ac11fbc7fd26d7d82e298b81c49 (patch) | |
| tree | ad90173aaecd536ed784ba1226d039e4d43ffb73 /gcc | |
| parent | ab0cdfdd97602ae1fc24b02d506c58e82f19ab63 (diff) | |
| download | gcc-51beaeba8a619ac11fbc7fd26d7d82e298b81c49.zip gcc-51beaeba8a619ac11fbc7fd26d7d82e298b81c49.tar.gz gcc-51beaeba8a619ac11fbc7fd26d7d82e298b81c49.tar.bz2 | |
re PR rtl-optimization/88416 (ICE in in df_uses_record, at df-scan.c:3013)
PR rtl-optimization/88416
* valtrack.c (cleanup_auto_inc_dec): Handle pre/post-inc/dec/modify
even if !AUTO_INC_DEC.
* gcc.target/i386/pr88416.c: New test.
From-SVN: r267105
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 3 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/i386/pr88416.c | 5 | ||||
| -rw-r--r-- | gcc/valtrack.c | 2 |
4 files changed, 14 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index a447c49..e205c22 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2018-12-13 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/88416 + * valtrack.c (cleanup_auto_inc_dec): Handle pre/post-inc/dec/modify + even if !AUTO_INC_DEC. + 2018-12-13 David Edelsohn <dje.gcc@gmail.com> * config/rs6000/rs6000.c (rs6000_function_arg): Ensure type is diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 5146c95..19c82c1 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,5 +1,8 @@ 2018-12-13 Jakub Jelinek <jakub@redhat.com> + PR rtl-optimization/88416 + * gcc.target/i386/pr88416.c: New test. + PR tree-optimization/88464 * gcc.target/i386/avx512f-pr88462-1.c: New test. * gcc.target/i386/avx512f-pr88462-2.c: New test. diff --git a/gcc/testsuite/gcc.target/i386/pr88416.c b/gcc/testsuite/gcc.target/i386/pr88416.c new file mode 100644 index 0000000..3ab4759 --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/pr88416.c @@ -0,0 +1,5 @@ +/* PR rtl-optimization/88416 */ +/* { dg-do compile } */ +/* { dg-options "-O1 -fvar-tracking-assignments -fno-forward-propagate --param max-cse-insns=1" } */ + +#include "writeeflags-1.c" diff --git a/gcc/valtrack.c b/gcc/valtrack.c index 4741d00..5c36db1 100644 --- a/gcc/valtrack.c +++ b/gcc/valtrack.c @@ -56,8 +56,6 @@ static rtx cleanup_auto_inc_dec (rtx src, machine_mode mem_mode ATTRIBUTE_UNUSED) { rtx x = src; - if (!AUTO_INC_DEC) - return copy_rtx (x); const RTX_CODE code = GET_CODE (x); int i; |