diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/cmd/compile/internal/gc/esc.go | 18 |
1 files changed, 8 insertions, 10 deletions
diff --git a/src/cmd/compile/internal/gc/esc.go b/src/cmd/compile/internal/gc/esc.go index 9db6c8e0b4..254427be4f 100644 --- a/src/cmd/compile/internal/gc/esc.go +++ b/src/cmd/compile/internal/gc/esc.go @@ -689,18 +689,16 @@ func (e *EscState) mayAffectMemory(n *Node) bool { switch n.Op { case ONAME, OCLOSUREVAR, OLITERAL: return false - case ODOT, ODOTPTR: - return e.mayAffectMemory(n.Left) - case OIND, OCONVNOP: - return e.mayAffectMemory(n.Left) - case OCONV: - return e.mayAffectMemory(n.Left) - case OINDEX: - return e.mayAffectMemory(n.Left) || e.mayAffectMemory(n.Right) - case OADD, OSUB, OOR, OXOR, OMUL, OLSH, ORSH, OAND, OANDNOT, ODIV, OMOD: + + // Left+Right group. + case OINDEX, OADD, OSUB, OOR, OXOR, OMUL, OLSH, ORSH, OAND, OANDNOT, ODIV, OMOD: return e.mayAffectMemory(n.Left) || e.mayAffectMemory(n.Right) - case ONOT, OCOM, OPLUS, OMINUS, OALIGNOF, OOFFSETOF, OSIZEOF: + + // Left group. + case ODOT, ODOTPTR, OIND, OCONVNOP, OCONV, OLEN, OCAP, + ONOT, OCOM, OPLUS, OMINUS, OALIGNOF, OOFFSETOF, OSIZEOF: return e.mayAffectMemory(n.Left) + default: return true } |