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| author | law <law@138bc75d-0d04-0410-961f-82ee72b054a4> | 1998-12-01 23:19:12 +0000 |
|---|---|---|
| committer | law <law@138bc75d-0d04-0410-961f-82ee72b054a4> | 1998-12-01 23:19:12 +0000 |
| commit | 137c7d42ef172ccb1ced9a9bd212e207eb0bd037 (patch) | |
| tree | 045df2848628b5e0a6675b645730aa13dbb9902e /gcc/flow.c | |
| parent | 75bd5adae1072ec96f2b05f35147891f977ab2b2 (diff) | |
| download | gcc-137c7d42ef172ccb1ced9a9bd212e207eb0bd037.tar.gz | |
* flow.c (delete_block): Call set_last_insn if we end up deleting the
last insn in the rtl chain.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@24052 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/flow.c')
| -rw-r--r-- | gcc/flow.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/gcc/flow.c b/gcc/flow.c index 510c011677f..825bf22294b 100644 --- a/gcc/flow.c +++ b/gcc/flow.c @@ -1018,12 +1018,16 @@ delete_block (i) NEXT_INSN (PREV_INSN (basic_block_head[i])) = insn; if (insn != 0) PREV_INSN (insn) = PREV_INSN (basic_block_head[i]); + else + set_last_insn (PREV_INSN (basic_block_head[i])); } else { NEXT_INSN (PREV_INSN (basic_block_head[i])) = kept_head; if (insn != 0) PREV_INSN (insn) = kept_tail; + else + set_last_insn (kept_tail); PREV_INSN (kept_head) = PREV_INSN (basic_block_head[i]); NEXT_INSN (kept_tail) = insn; |