linux-kernel - [PATCH v1 3/5] perf expr: Make YYDEBUG dependent on doing a debug build

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Message-Id: <20230911170559.4037734-3-irogers@google.com>
Date:   Mon, 11 Sep 2023 10:05:57 -0700
From:   Ian Rogers <irogers@...gle.com>
To:     Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...nel.org>,
        Namhyung Kim <namhyung@...nel.org>,
        Ian Rogers <irogers@...gle.com>,
        Adrian Hunter <adrian.hunter@...el.com>,
        Kan Liang <kan.liang@...ux.intel.com>,
        James Clark <james.clark@....com>,
        Gaosheng Cui <cuigaosheng1@...wei.com>,
        Rob Herring <robh@...nel.org>,
        linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org,
        bpf@...r.kernel.org
Subject: [PATCH v1 3/5] perf expr: Make YYDEBUG dependent on doing a debug build

YYDEBUG enables line numbers and other error helpers in the generated
expr-bison.c. These shouldn't be generated when debugging
isn't enabled.

Signed-off-by: Ian Rogers <irogers@...gle.com>
---
 tools/perf/util/expr.y | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tools/perf/util/expr.y b/tools/perf/util/expr.y
index 6c93b358cc2d..e364790babb5 100644
--- a/tools/perf/util/expr.y
+++ b/tools/perf/util/expr.y
@@ -1,6 +1,8 @@
 /* Simple expression parser */
 %{
+#ifndef NDEBUG
 #define YYDEBUG 1
+#endif
 #include <assert.h>
 #include <math.h>
 #include <stdlib.h>
-- 
2.42.0.283.g2d96d420d3-goog