From 3e2a0bd237917bbe7dacf141bfdd8d13c3b1786b Mon Sep 17 00:00:00 2001 From: Jan Hubicka Date: Sat, 24 Jan 2004 01:38:50 +0100 Subject: [PATCH] * cselib.c (remove_useless_values): Do not access discarded values. From-SVN: r76478 --- gcc/ChangeLog | 4 ++++ gcc/cselib.c | 3 ++- 2 files changed, 6 insertions(+), 1 deletion(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index fb51395..c7782d8 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +2004-01-24 Jan Hubicka + + * cselib.c (remove_useless_values): Do not access discarded values. + 2004-01-24 Joseph S. Myers * c-typeck.c (build_conditional_expr): Do not allow non-lvalue diff --git a/gcc/cselib.c b/gcc/cselib.c index de13ebe..d4ce925 100644 --- a/gcc/cselib.c +++ b/gcc/cselib.c @@ -357,7 +357,6 @@ remove_useless_values (void) while (values_became_useless); /* Second pass: actually remove the values. */ - htab_traverse (hash_table, discard_useless_values, 0); p = &first_containing_mem; for (v = *p; v != &dummy_val; v = v->next_containing_mem) @@ -368,6 +367,8 @@ remove_useless_values (void) } *p = &dummy_val; + htab_traverse (hash_table, discard_useless_values, 0); + if (n_useless_values != 0) abort (); } -- 2.7.4