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Unified Diff: src/utils.h

Issue 2333663002: [turbofan] Do constant folding for Float64Pow. (Closed)
Patch Set: Created 4 years, 3 months ago
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Index: src/utils.h
diff --git a/src/utils.h b/src/utils.h
index 8eca39207d4aa55b222870a2e36e7ce53a273bc8..9ddeea98d914189e66fe9ef55bb49b3e92453305 100644
--- a/src/utils.h
+++ b/src/utils.h
@@ -234,6 +234,9 @@ inline double Floor(double x) {
}
inline double Pow(double x, double y) {
+ if (std::isnan(y) || ((x == 1 || x == -1) && std::isinf(y))) {
+ return std::numeric_limits<double>::quiet_NaN();
+ }
#if (defined(__MINGW64_VERSION_MAJOR) && \
(!defined(__MINGW64_VERSION_RC) || __MINGW64_VERSION_RC < 1)) || \
defined(V8_OS_AIX)
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