[dev.ssa] cmd/compile: call through to expr for expression statements
[dev.ssa] cmd/compile: call through to expr for expression statements

Change-Id: I8625eff33f5a49dbaaec060c3fa067d7531193c4
Reviewed-on: https://go-review.googlesource.com/12313
Reviewed-by: Keith Randall <8c99c3a9284e493be632950b84cd789d08ed3e9d@golang.org>

ganboing/go-esx,mwhudson/go,akutz/go,theif519/go,linux-on-ibm-z/go,momchil-velikov/go,Samurais/go,Samurais/go,golang/go,CAFxX/go,josharian/go,ImJasonH/go,suncycheng/go,cloudflare/go,josharian/go,binarycrusader/go,mwhudson/go,golang/go,josharian/go,goodlang/good,codestation/go,ImJasonH/go,goodlang/good,Cofyc/go,golang/go,theif519/go,codestation/go,Samurais/go,miolini/go,vsekhar/elastic-go,derekmarcotte/go,nawawi/go,ImJasonH/go,CAFxX/go,vsekhar/elastic-go,goodlang/good,cyberroadie/go,suncycheng/go,nawawi/go,mwhudson/go,cyberroadie/go,vanloswang/go,codestation/go,mwhudson/go,vsekhar/elastic-go,theif519/go,linux-on-ibm-z/go,nawawi/go,vsekhar/elastic-go,golang/go,ganboing/go-esx,miolini/go,4ad/go,Samurais/go,derekmarcotte/go,momchil-velikov/go,cloudflare/go,ImJasonH/go,binarycrusader/go,Samurais/go,ganboing/go-esx,josharian/go,vanloswang/go,linux-on-ibm-z/go,4ad/go,cyberroadie/go,vanloswang/go,cloudflare/go,CAFxX/go,CAFxX/go,cloudflare/go,vsekhar/elastic-go,codestation/go,cloudflare/go,Cofyc/go,suncycheng/go,suncycheng/go,codestation/go,theif519/go,mwhudson/go,miolini/go,cyberroadie/go,binarycrusader/go,cloudflare/go,vanloswang/go,akutz/go,linux-on-ibm-z/go,codestation/go,vanloswang/go,golang/go,derekmarcotte/go,vsekhar/elastic-go,mwhudson/go,Cofyc/go,miolini/go,codestation/go,golang/go,ganboing/go-esx,nawawi/go,polyverse-security/go,mwhudson/go,Samurais/go,golang/go,Cofyc/go,ImJasonH/go,ganboing/go-esx,binarycrusader/go,linux-on-ibm-z/go,4ad/go,momchil-velikov/go,4ad/go,momchil-velikov/go,derekmarcotte/go,CAFxX/go,linux-on-ibm-z/go,binarycrusader/go,4ad/go,linux-on-ibm-z/go,CAFxX/go,vsekhar/elastic-go,theif519/go,polyverse-security/go,derekmarcotte/go,cyberroadie/go,miolini/go,josharian/go,golang/go,akutz/go,goodlang/good,goodlang/good,suncycheng/go,CAFxX/go,polyverse-security/go,momchil-velikov/go,polyverse-security/go,ImJasonH/go,akutz/go,theif519/go,4ad/go,momchil-velikov/go,codestation/go,josharian/go,theif519/go,Cofyc/go,josharian/go,polyverse-security/go,polyverse-security/go,vanloswang/go,ganboing/go-esx,polyverse-security/go,akutz/go,cyberroadie/go,goodlang/good,nawawi/go,ganboing/go-esx,akutz/go,derekmarcotte/go,christopher-henderson/Go,suncycheng/go,ImJasonH/go,linux-on-ibm-z/go,vanloswang/go,nawawi/go,goodlang/good,mwhudson/go,binarycrusader/go,suncycheng/go,goodlang/good,vsekhar/elastic-go,theif519/go,akutz/go,ganboing/go-esx,polyverse-security/go,cyberroadie/go,ImJasonH/go,miolini/go,momchil-velikov/go,derekmarcotte/go,Samurais/go,miolini/go,Cofyc/go,cloudflare/go,suncycheng/go,josharian/go,momchil-velikov/go,cloudflare/go,miolini/go,4ad/go,vanloswang/go,nawawi/go,Cofyc/go,Cofyc/go,akutz/go,nawawi/go,derekmarcotte/go,cyberroadie/go,4ad/go,Samurais/go,binarycrusader/go,binarycrusader/go,CAFxX/go