From 3e7eb73400d0873c1d0f162ea87b71be365cbaeb Mon Sep 17 00:00:00 2001 From: Jakub Jelinek Date: Fri, 2 Nov 2007 00:27:23 +0100 Subject: [PATCH] re PR rtl-optimization/33648 (ICE in verify_flow_info for -fmodulo-sched -freorder-blocks-and-partition) PR rtl-optimization/33648 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of the newly created basic block. * gcc.dg/pr33648.c: New test. From-SVN: r129837 --- gcc/ChangeLog | 6 ++++++ gcc/cfgrtl.c | 4 ++++ gcc/testsuite/ChangeLog | 5 +++++ gcc/testsuite/gcc.dg/pr33648.c | 13 +++++++++++++ 4 files changed, 28 insertions(+) create mode 100644 gcc/testsuite/gcc.dg/pr33648.c diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 72c1021..d164186 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2007-11-02 Jakub Jelinek + + PR rtl-optimization/33648 + * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of + the newly created basic block. + 2007-11-01 Richard Guenther * ggc-page.c (extra_order_size_tab): Add bitmap_head size. diff --git a/gcc/cfgrtl.c b/gcc/cfgrtl.c index d261b03..b5a432e 100644 --- a/gcc/cfgrtl.c +++ b/gcc/cfgrtl.c @@ -2696,6 +2696,10 @@ cfg_layout_split_edge (edge e) ? NEXT_INSN (BB_END (e->src)) : get_insns (), NULL_RTX, e->src); + if (e->dest == EXIT_BLOCK_PTR) + BB_COPY_PARTITION (new_bb, e->src); + else + BB_COPY_PARTITION (new_bb, e->dest); make_edge (new_bb, e->dest, EDGE_FALLTHRU); redirect_edge_and_branch_force (e, new_bb); diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 849f07e..dc4591b 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2007-11-02 Jakub Jelinek + + PR rtl-optimization/33648 + * gcc.dg/pr33648.c: New test. + 2007-11-01 Jakub Jelinek PR c++/32384 diff --git a/gcc/testsuite/gcc.dg/pr33648.c b/gcc/testsuite/gcc.dg/pr33648.c new file mode 100644 index 0000000..b5d46b7 --- /dev/null +++ b/gcc/testsuite/gcc.dg/pr33648.c @@ -0,0 +1,13 @@ +/* PR rtl-optimization/33648 */ +/* { dg-do compile } */ +/* { dg-options "-O2 -fmodulo-sched -freorder-blocks-and-partition" } */ + +unsigned res; + +void +foo (unsigned code, int len) +{ + int i; + for (i = 0; i < len; i++) + res |= code & 1; +} -- 2.7.4