linux-kernel - [PATCH v1 4/5] perf pmu: Add YYDEBUG

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Message-Id: <20230911170559.4037734-4-irogers@google.com>
Date:   Mon, 11 Sep 2023 10:05:58 -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 4/5] perf pmu: Add YYDEBUG

YYDEBUG enables line numbers and other error helpers in the generated
pmu-bison.c. Conditionally enabled only for debug builds.

Signed-off-by: Ian Rogers <irogers@...gle.com>
---
 tools/perf/util/pmu.y | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/tools/perf/util/pmu.y b/tools/perf/util/pmu.y
index 600c8c158c8e..198907a8a48a 100644
--- a/tools/perf/util/pmu.y
+++ b/tools/perf/util/pmu.y
@@ -5,6 +5,10 @@
 
 %{
 
+#ifndef NDEBUG
+#define YYDEBUG 1
+#endif
+
 #include <linux/compiler.h>
 #include <linux/list.h>
 #include <linux/bitmap.h>
-- 
2.42.0.283.g2d96d420d3-goog