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-rw-r--r--tools/perf/util/expr.l2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/perf/util/expr.l b/tools/perf/util/expr.l
index ceab11bea6f9..f397bf8b1a48 100644
--- a/tools/perf/util/expr.l
+++ b/tools/perf/util/expr.l
@@ -81,7 +81,7 @@ static int str(yyscan_t scanner, int token, int runtime)
}
%}
-number [0-9]*\.?[0-9]+
+number ([0-9]+\.?[0-9]*|[0-9]*\.?[0-9]+)
sch [-,=]
spec \\{sch}