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| author | Ulrich Weigand <uweigand@de.ibm.com> | 2011-01-04 12:20:45 +0000 |
|---|---|---|
| committer | Ulrich Weigand <uweigand@gcc.gnu.org> | 2011-01-04 12:20:45 +0000 |
| commit | 55c623b524d193f97e78406ea83656b77361ac0f (patch) | |
| tree | 66cb100bed2103398b2e85fe3c022e4962ea94e2 /gcc/function.c | |
| parent | d28139df87dd376c825af8c1c8be0dbc902caee2 (diff) | |
| download | gcc-55c623b524d193f97e78406ea83656b77361ac0f.zip gcc-55c623b524d193f97e78406ea83656b77361ac0f.tar.gz gcc-55c623b524d193f97e78406ea83656b77361ac0f.tar.bz2 | |
function.c (thread_prologue_and_epilogue_insns): Do not crash on empty epilogue sequences.
* function.c (thread_prologue_and_epilogue_insns): Do not crash
on empty epilogue sequences.
From-SVN: r168463
Diffstat (limited to 'gcc/function.c')
| -rw-r--r-- | gcc/function.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/gcc/function.c b/gcc/function.c index 0c4d5f8..73e59f9 100644 --- a/gcc/function.c +++ b/gcc/function.c @@ -5461,7 +5461,8 @@ thread_prologue_and_epilogue_insns (void) start_sequence (); epilogue_end = emit_note (NOTE_INSN_EPILOGUE_BEG); seq = gen_epilogue (); - emit_jump_insn (seq); + if (seq) + emit_jump_insn (seq); /* Retain a map of the epilogue insns. */ record_insns (seq, NULL, &epilogue_insn_hash); |