-OPTFLAG(TREEPROP ,22, "treeprop", "Tree propagation")
+OPTFLAG(SSE2 ,23, "sse2", "SSE2 instructions on x86")
+/* The id has to be smaller than gshared's, the parser code depends on this */
+OPTFLAG(GSHAREDVT,24, "gsharedvt", "Generic sharing for valuetypes")
+OPTFLAG (GSHARED, 25, "gshared", "Generic Sharing")
+OPTFLAG(SIMD ,26, "simd", "Simd intrinsics")
+OPTFLAG(UNSAFE ,27, "unsafe", "Remove bound checks and perform other dangerous changes")
+OPTFLAG(ALIAS_ANALYSIS ,28, "alias-analysis", "Alias analysis of locals")
+OPTFLAG(FLOAT32 ,29, "float32", "Use 32 bit float arithmetic if possible")
+