tree ce0939d80708c744b7e9ea7e7a56582ab7e88094
parent 95fbd51f9ed288b5cda1a508c3d5d2a5f342521a
author Siva Chandra Reddy <sivachandra@google.com> 1615245142 -0800
committer Copybara-Service <copybara-worker@google.com> 1616052024 -0700

[libc][NFC] Make x86_64 fenv functions msan safe.

These functions used inline asm to read FPU state. This change adds
explicit unpoisoning in these functions as the sanitizers don't see the
read operations.

GitOrigin-RevId: 001a12ed59c354aa759ff3e104748c36803cfaa2