From: zadeck Date: Sun, 12 Oct 2008 21:16:57 +0000 (+0000) Subject: 2008-10-12 Kenneth Zadeck X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=a43c254c2c2f4d606c15b67454d35f52feb819b3;p=thirdparty%2Fgcc.git 2008-10-12 Kenneth Zadeck PR middle-end/37808 * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make sure that ref has valid bb. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@141078 138bc75d-0d04-0410-961f-82ee72b054a4 --- diff --git a/gcc/ChangeLog b/gcc/ChangeLog index a7da2148d27b..5368a7c16962 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2008-10-12 Kenneth Zadeck + + PR middle-end/37808 + * df-scan.c (df_ref_change_reg_with_loc_1): Added test to make + sure that ref has valid bb. + 2008-10-12 Richard Henderson PR middle-end/37447 diff --git a/gcc/df-scan.c b/gcc/df-scan.c index ec0d12edc540..761ba79121ce 100644 --- a/gcc/df-scan.c +++ b/gcc/df-scan.c @@ -1980,7 +1980,8 @@ df_ref_change_reg_with_loc_1 (struct df_reg_info *old_df, DF_REF_PREV_REG (new_df->reg_chain) = the_ref; new_df->reg_chain = the_ref; new_df->n_refs++; - df_set_bb_dirty (DF_REF_BB (the_ref)); + if (DF_REF_BB (the_ref)) + df_set_bb_dirty (DF_REF_BB (the_ref)); /* Need to sort the record again that the ref was in because the regno is a sorting key. First, find the right