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[dev.cc] cmd/asm: accept #define A /* nothing */

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Was rejected but should be legal.

Change-Id: I0189e3bef6b67c6ba390c75a48a8d9d8f39b7636
Reviewed-on: https://go-review.googlesource.com/5286
Reviewed-by: Russ Cox <rsc@golang.org>
This commit is contained in:
Rob Pike 2015-02-19 12:57:33 -08:00
parent d7eb51e70e
commit f60fb5c5ad
2 changed files with 6 additions and 1 deletions
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2
src/cmd/asm/internal/lex/input.go
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@ -206,7 +206,7 @@ func (in *Input) macroDefinition(name string) ([]string, []Token) {
prevCol := in.Stack.Col()
tok := in.Stack.Next()
if tok == '\n' || tok == scanner.EOF {
in.Error("no definition for macro:", name)
return nil, nil // No definition for macro
}
var args []string
// The C preprocessor treats