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PATCH: Fix bootstrap
- From: "H.J. Lu" <hjl at lucon dot org>
- To: gcc-patches at gcc dot gnu dot org
- Cc: eres at il dot ibm dot com
- Date: Tue, 31 Jul 2007 11:40:45 -0700
- Subject: PATCH: Fix bootstrap
Bootstrap was broken:
cc1: warnings being treated as
errors/net/gnu-13/export/gnu/src/gcc/gcc/gcc/ddg.c: In function
âadd_cross_iteration_register_depsâ:
/net/gnu-13/export/gnu/src/gcc/gcc/gcc/ddg.c:242: error: unused
variable âbb_infoâ
make[5]: *** [ddg.o] Error 1
make[5]: *** Waiting for unfinished jobs....
when configured with "--enable-checking=assert" due to
http://gcc.gnu.org/ml/gcc-patches/2007-07/msg02136.html
I am checking in this patch as an obvious fix.
H.J.
----
2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
* ddg.c (add_cross_iteration_register_deps): Declare bb_info
only if ENABLE_CHECKING is defined.
--- gcc/ddg.c.foo 2007-07-31 11:33:33.000000000 -0700
+++ gcc/ddg.c 2007-07-31 11:31:36.000000000 -0700
@@ -239,7 +239,9 @@ add_cross_iteration_register_deps (ddg_p
rtx def_insn = DF_REF_INSN (last_def);
ddg_node_ptr last_def_node = get_node_of_insn (g, def_insn);
ddg_node_ptr use_node;
+#ifdef ENABLE_CHECKING
struct df_rd_bb_info *bb_info = DF_RD_BB_INFO (g->bb);
+#endif
struct df_ref *first_def = df_bb_regno_first_def_find (g->bb, regno);
gcc_assert (last_def_node);