Matthew Dempsky e7d9f81645 cmd/internal/gc, cmd/yacc: implement "expecting" syntax error messages ... Bison includes suggestions about what tokens are expected in the current state when there's only four or fewer of them. For example: syntax error: unexpected literal 2.01, expecting semicolon or newline or } This CL adds the same functionality to cmd/yacc, which fully restores the previous error message behavior from Go 1.4. Updates #9968. Change-Id: I2c1a1677c6d829a829d812c05e8813aa8829d09c Reviewed-on: https://go-review.googlesource.com/8494 Run-TryBot: Matthew Dempsky <mdempsky@google.com> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Russ Cox <rsc@golang.org>		2015-04-07 00:18:02 +00:00
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testdata/expr	cmd/yacc/testdata/expr: fix handling of negative numbers	2015-03-11 04:20:42 +00:00
doc.go	cmd/yacc: fix path in documentation	2015-03-17 04:53:21 +00:00
yacc.go	cmd/internal/gc, cmd/yacc: implement "expecting" syntax error messages	2015-04-07 00:18:02 +00:00