]> Cypherpunks repositories - gostls13.git/commit
cmd/compile: fold bit masking on bits that have been shifted away
authorGiovanni Bajo <rasky@develer.com>
Sun, 18 Feb 2018 11:58:11 +0000 (12:58 +0100)
committerGiovanni Bajo <rasky@develer.com>
Tue, 27 Feb 2018 00:51:19 +0000 (00:51 +0000)
commit098208a0d92ecfcc6e03048d3f731153963f1f0d
tree7b597e4e8d4207c01f7ea5301b35027104dc337b
parentecd9e8a2fe7a53a602cee6058b987c52a4bbb0e7
cmd/compile: fold bit masking on bits that have been shifted away

Spotted while working on #18943, it triggers once during bootstrap.

Change-Id: Ia4330ccc6395627c233a8eb4dcc0e3e2a770bea7
Reviewed-on: https://go-review.googlesource.com/94764
Reviewed-by: Keith Randall <khr@golang.org>
src/cmd/compile/internal/ssa/gen/generic.rules
src/cmd/compile/internal/ssa/rewritegeneric.go