[roll] Roll llvm-project/libc [libc][math] Improve exp2f performance.
Re-organize special cases and add a special case when `|x| < 2^-5`.
Reviewed By: michaelrj
Differential Revision: https://reviews.llvm.org/D153134
GitOrigin-RevId: b7623f0f725324b4f441f439fc0ed8795c3f1e35
Original-Revision: 86e9bd5252a2f228a634860f3636576ca3d50f8c
Change-Id: Ia5caeaabec23b961c4dc2b03d2680b539b6304bb
diff --git a/third_party/flower b/third_party/flower
index fbe30eb..d097565 100644
--- a/third_party/flower
+++ b/third_party/flower
@@ -319,7 +319,7 @@
gitsubmoduleof="fuchsia"
path="third_party/llvm-libc/src"
remote="https://llvm.googlesource.com/llvm-project/libc"
- revision="d6c04dc850bbd30a14831bfa47da52c2a2993ccf"/>
+ revision="86e9bd5252a2f228a634860f3636576ca3d50f8c"/>
<project name="third_party/lz4"
gitsubmoduleof="fuchsia"
path="third_party/lz4"