diff options
Diffstat (limited to 'gcc/loop-iv.c')
| -rw-r--r-- | gcc/loop-iv.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/loop-iv.c b/gcc/loop-iv.c index 1d0c66f..45e8229 100644 --- a/gcc/loop-iv.c +++ b/gcc/loop-iv.c @@ -353,7 +353,7 @@ iv_get_reaching_def (rtx_insn *insn, rtx reg, df_ref *def) adef = DF_REF_CHAIN (use)->ref; /* We do not handle setting only part of the register. */ - if (DF_REF_FLAGS (adef) & DF_REF_READ_WRITE) + if (DF_REF_FLAGS (adef) & (DF_REF_READ_WRITE | DF_REF_SUBREG)) return GRD_INVALID; def_insn = DF_REF_INSN (adef); |