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-rw-r--r--tools/perf/util/expr.y6
1 files changed, 5 insertions, 1 deletions
diff --git a/tools/perf/util/expr.y b/tools/perf/util/expr.y
index 250e444bf032..4ce931cccb63 100644
--- a/tools/perf/util/expr.y
+++ b/tools/perf/util/expr.y
@@ -225,7 +225,11 @@ expr: NUMBER
{
if (fpclassify($3.val) == FP_ZERO) {
pr_debug("division by zero\n");
- YYABORT;
+ assert($3.ids == NULL);
+ if (compute_ids)
+ ids__free($1.ids);
+ $$.val = NAN;
+ $$.ids = NULL;
} else if (!compute_ids || (is_const($1.val) && is_const($3.val))) {
assert($1.ids == NULL);
assert($3.ids == NULL);