diff options
| author | Andreas Krebbel <krebbel1@de.ibm.com> | 2005-12-18 15:44:00 +0000 |
|---|---|---|
| committer | Ulrich Weigand <uweigand@gcc.gnu.org> | 2005-12-18 15:44:00 +0000 |
| commit | 6a60530dd6117831168a4bb9ea402d14667d9c36 (patch) | |
| tree | a730c9292989135393a7c3907a0968ce58f61106 /gcc | |
| parent | e7f79e123c1536f13c4fb2196ad08067f0b256fb (diff) | |
| download | gcc-6a60530dd6117831168a4bb9ea402d14667d9c36.zip gcc-6a60530dd6117831168a4bb9ea402d14667d9c36.tar.gz gcc-6a60530dd6117831168a4bb9ea402d14667d9c36.tar.bz2 | |
tree-cfg.c (tree_flow_call_edges_add): Check for empty basic blocks.
2005-12-18 Andreas Krebbel <krebbel1@de.ibm.com>
* tree-cfg.c (tree_flow_call_edges_add): Check for empty basic blocks.
* gcc.dg/20051201-1.c: New test.
From-SVN: r108755
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/20051201-1.c | 26 | ||||
| -rw-r--r-- | gcc/tree-cfg.c | 2 |
4 files changed, 35 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 5a5a591..6e4f1ff 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +2005-12-18 Andreas Krebbel <krebbel1@de.ibm.com> + + * tree-cfg.c (tree_flow_call_edges_add): Check for empty basic blocks. + 2005-12-18 Steven Bosscher <stevenb@suse.de> * gcse.c (gcse_main, bypass_jumps): Fix non-GNU-isms from diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 5ecdf09..87e1de6 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,7 @@ +2005-12-18 Andreas Krebbel <krebbel1@de.ibm.com> + + * gcc.dg/20051201-1.c: New test. + 2005-12-18 Paul Thomas <pault@gcc.gnu.org> PR fortran/25018 diff --git a/gcc/testsuite/gcc.dg/20051201-1.c b/gcc/testsuite/gcc.dg/20051201-1.c new file mode 100644 index 0000000..8e77986 --- /dev/null +++ b/gcc/testsuite/gcc.dg/20051201-1.c @@ -0,0 +1,26 @@ +/* This failed with profiling due to a missing check in + tree_flow_call_edges_add. */ + +/* { dg-do compile } */ +/* { dg-options "-O1 -fprofile-generate" } */ + +static __attribute__ ((always_inline)) void +baz () +{ +} + +static __attribute__ ((always_inline)) int +bar () +{ + out: + baz (); + goto out; +} + +int +foo () +{ + long res; + + res = bar (); +} diff --git a/gcc/tree-cfg.c b/gcc/tree-cfg.c index 3f925b3..d2e688e 100644 --- a/gcc/tree-cfg.c +++ b/gcc/tree-cfg.c @@ -4769,7 +4769,7 @@ tree_flow_call_edges_add (sbitmap blocks) if (!bsi_end_p (bsi)) t = bsi_stmt (bsi); - if (need_fake_edge_p (t)) + if (t && need_fake_edge_p (t)) { edge e; |