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Subject[RFC PATCH v2 07/23] perf expr: debug lex if debugging yacc
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Only effects parser debugging (disabled by default). Enables displaying
'--accepting rule at line .. ("...").

Signed-off-by: Ian Rogers <irogers@google.com>
---
tools/perf/util/expr.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/tools/perf/util/expr.c b/tools/perf/util/expr.c
index aa631e37ad1e..8b4ce704a68d 100644
--- a/tools/perf/util/expr.c
+++ b/tools/perf/util/expr.c
@@ -45,6 +45,7 @@ __expr__parse(double *val, struct expr_parse_ctx *ctx, const char *expr,

#ifdef PARSER_DEBUG
expr_debug = 1;
+ expr_set_debug(1, scanner);
#endif

ret = expr_parse(val, ctx, scanner);
--
2.26.2.526.g744177e7f7-goog
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