--- opts1.txt   2015-10-28 18:25:43.892484925 +0000
+++ opts2.txt   2015-10-28 18:25:48.072484873 +0000
@@ -9,9 +9,23 @@
 -Wno-pointer-sign
 -Wno-unused-but-set-variable
 -faggressive-loop-optimizations
+-falign-functions
+-falign-jumps
+-falign-labels
+-falign-loops
 -fauto-inc-dec
 -fbranch-count-reg
 -fcaller-saves
+-fchkp-check-incomplete-type
+-fchkp-check-read
+-fchkp-check-write
+-fchkp-instrument-calls
+-fchkp-narrow-bounds
+-fchkp-optimize
+-fchkp-store-bounds
+-fchkp-use-static-bounds
+-fchkp-use-static-const-bounds
+-fchkp-use-wrappers
 -fcombine-stack-adjustments
 -fcompare-elim
 -fconserve-stack
@@ -42,8 +56,13 @@
 -finline-functions-called-once
 -finline-small-functions
 -fipa-cp
+-fipa-cp-alignment
+-fipa-icf
+-fipa-icf-functions
+-fipa-icf-variables
 -fipa-profile
 -fipa-pure-const
+-fipa-ra
 -fipa-reference
 -fipa-sra
 -fira-hoist-pressure
@@ -53,6 +72,9 @@
 -fivopts
 -fkeep-static-consts
 -fleading-underscore
+-flifetime-dse
+-flra-remat
+-flto-odr-type-merging
 -fmath-errno
 -fmerge-constants
 -fmerge-debug-strings
@@ -86,10 +108,13 @@
 -fsched-stalled-insns-dep
 -fschedule-insns2
 -fsection-anchors
+-fsemantic-interposition
 -fshow-column
 -fsigned-zeros
 -fsplit-ivs-in-unroller
 -fsplit-wide-types
+-fssa-phiopt
+-fstdarg-opt
 -fstrict-volatile-bitfields
 -fsync-libcalls
 -fthread-jumps
@@ -126,6 +151,7 @@
 -ftree-ter
 -ftree-vrp
 -funit-at-a-time
+-fuse-ld=bfd
 -fverbose-asm
 -fverbose-asm
 -fzero-initialized-in-bss
@@ -133,7 +159,6 @@
 -marm
 -mglibc
 -mlittle-endian
--mlra
 -mpic-data-is-text-relative
 -munaligned-access
 -mvectorize-with-neon-quad