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(parent: 51f26c4) | patch
flow.c (proagate_one_insn): Remove useless assignment.
authorMark Mitchell <mark@codesourcery.com>
Sat, 21 Apr 2001 18:45:00 +0000 (18:45 +0000)
committerMark Mitchell <mmitchel@gcc.gnu.org>
Sat, 21 Apr 2001 18:45:00 +0000 (18:45 +0000)
commite8c8470b1cfdb6d9abebf7e976317abeb8956c40
treea75bbca9f3fbc9da9d02fb12d35775b6d16bb725tree
parent51f26c450beaa99fc55f62cfb365fb3d7ce07080commit | diff
flow.c (proagate_one_insn): Remove useless assignment.

* flow.c (proagate_one_insn): Remove useless assignment.
* jump.c (delete_insn): Tidy.
* loop.c (try_copy_prop): When deleting an instruction with a
REG_RETVAL note, delete the entire libcall sequence.
(loop_delete_insns): New function.
* unroll.c (initial_reg_note_copy): Copy INSN_LIST notes, even if
we're not substituting into them yet.

From-SVN: r41486
gcc/ChangeLog diff | blob | history
gcc/flow.c diff | blob | history
gcc/jump.c diff | blob | history
gcc/loop.c diff | blob | history
gcc/testsuite/gcc.c-torture/compile/20010421-1.c [new file with mode: 0644] blob
gcc/unroll.c diff | blob | history