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gc: require if condition
R=ken2, r2 CC=golang-dev https://golang.org/cl/4195045
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@ -640,10 +640,15 @@ if_stmt:
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{
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markdcl();
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}
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if_header loop_body
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if_header
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{
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if($3->ntest == N)
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yyerror("missing condition in if statement");
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}
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loop_body
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{
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$$ = $3;
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$$->nbody = $4;
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$$->nbody = $5;
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// no popdcl; maybe there's an LELSE
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}
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15
test/syntax/if.go
Normal file
15
test/syntax/if.go
Normal file
@ -0,0 +1,15 @@
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// errchk $G $D/$F.go
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// Copyright 2011 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package main
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func main() {
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if { // ERROR "missing condition"
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}
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if x(); { // ERROR "missing condition"
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}
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}
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