case Builtin::BI__builtin_classify_type:
return Success((int)EvaluateBuiltinClassifyType(E, Info.getLangOpts()), E);
- // FIXME: BI__builtin_clrsb
- // FIXME: BI__builtin_clrsbl
- // FIXME: BI__builtin_clrsbll
+ case Builtin::BI__builtin_clrsb:
+ case Builtin::BI__builtin_clrsbl:
+ case Builtin::BI__builtin_clrsbll: {
+ APSInt Val;
+ if (!EvaluateInteger(E->getArg(0), Val, Info))
+ return false;
+
+ return Success(Val.getBitWidth() - Val.getMinSignedBits(), E);
+ }
case Builtin::BI__builtin_clz:
case Builtin::BI__builtin_clzl:
char ffs5[__builtin_ffs(1U << (BITSIZE(int) - 1)) == BITSIZE(int) ? 1 : -1];
char ffs6[__builtin_ffsl(0x10L) == 5 ? 1 : -1];
char ffs7[__builtin_ffsll(0x100LL) == 9 ? 1 : -1];
+
+char clrsb1[__builtin_clrsb(0) == BITSIZE(int) - 1 ? 1 : -1];
+char clrsb2[__builtin_clrsbl(0L) == BITSIZE(long) - 1 ? 1 : -1];
+char clrsb3[__builtin_clrsbll(0LL) == BITSIZE(long long) - 1 ? 1 : -1];
+char clrsb4[__builtin_clrsb(~0) == BITSIZE(int) - 1 ? 1 : -1];
+char clrsb5[__builtin_clrsbl(~0L) == BITSIZE(long) - 1 ? 1 : -1];
+char clrsb6[__builtin_clrsbll(~0LL) == BITSIZE(long long) - 1 ? 1 : -1];
+char clrsb7[__builtin_clrsb(1) == BITSIZE(int) - 2 ? 1 : -1];
+char clrsb8[__builtin_clrsb(~1) == BITSIZE(int) - 2 ? 1 : -1];
+char clrsb9[__builtin_clrsb(1 << (BITSIZE(int) - 1)) == 0 ? 1 : -1];
+char clrsb10[__builtin_clrsb(~(1 << (BITSIZE(int) - 1))) == 0 ? 1 : -1];
+char clrsb11[__builtin_clrsb(0xf) == BITSIZE(int) - 5 ? 1 : -1];
+char clrsb12[__builtin_clrsb(~0x1f) == BITSIZE(int) - 6 ? 1 : -1];
#undef BITSIZE
// GCC misc stuff