make/autoconf/spec.gmk.in

@  rev 51624 : 8210416: [linux] Poor StrictMath performance due to non-optimized compilation
|  Summary: Compile fdlibm with -O2 -ffp-contract=off gcc/clang arches.
~  Reviewed-by: aph, erikj, dholmes, darcy

@@ -448,10 +448,11 @@
 CXXFLAGS_JDKEXE:=@CXXFLAGS_JDKEXE@
 
 LIBJSIG_HASHSTYLE_LDFLAGS := @LIBJSIG_HASHSTYLE_LDFLAGS@
 LIBJSIG_NOEXECSTACK_LDFLAGS := @LIBJSIG_NOEXECSTACK_LDFLAGS@
 
+FDLIBM_CFLAGS := @FDLIBM_CFLAGS@
 JVM_CFLAGS := @JVM_CFLAGS@
 JVM_LDFLAGS := @JVM_LDFLAGS@
 JVM_ASFLAGS := @JVM_ASFLAGS@
 JVM_LIBS := @JVM_LIBS@
 JVM_RCFLAGS := @JVM_RCFLAGS@