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re PR rtl-optimization/87761 ([MIPS] New FAIL: gcc.target/mips/fix-r4000-10.c ...
authorJeff Law <law@redhat.com>
Tue, 26 Feb 2019 17:08:06 +0000 (10:08 -0700)
committerJeff Law <law@gcc.gnu.org>
Tue, 26 Feb 2019 17:08:06 +0000 (10:08 -0700)
commitf73675e3c7503d6d48ea5ac29cd9b5e9d007668f
tree27dca3a9798238978aeb505c5e6945a926edb54etree | snapshot
parent067aef033f3a9ad971fc75ce0631c500de0f0423commit | diff
re PR rtl-optimization/87761 ([MIPS] New FAIL: gcc.target/mips/fix-r4000-10.c   -O1 start with r265398)

PR rtl-optimization/87761
* regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
detect obviously dead insns and delete them.

From-SVN: r269218
gcc/ChangeLog diff | blob | history
gcc/regcprop.c diff | blob | history
Domain: System / Toolchain;