hg: jdk/submit: 8210416: [linux] Poor StrictMath performance due to non-optimized compilation

[sgehwolf at redhat.com]

Changeset: 9b584f3266d8
Author:    sgehwolf
Date:      2018-09-05 12:19 +0200
URL:       http://hg.openjdk.java.net/jdk/submit/rev/9b584f3266d8

8210416: [linux] Poor StrictMath performance due to non-optimized compilation
Summary: Compile fdlibm with -O3 -ffp-contract=off on all linux arches.
Reviewed-by: duke

! make/lib/CoreLibraries.gmk