| ; RUN: llc < %s -march=x86-64 | FileCheck %s | |
| %"class.std::bitset" = type { [8 x i8] } | |
| define zeroext i1 @_Z3fooPjmS_mRSt6bitsetILm32EE(i32* nocapture %a, i64 %asize, i32* nocapture %b, i64 %bsize, %"class.std::bitset"* %bits) nounwind readonly ssp noredzone { | |
| entry: | |
| %tmp.i.i.i.i = bitcast %"class.std::bitset"* %bits to i64* | |
| br label %for.cond | |
| for.cond: ; preds = %for.inc, %entry | |
| %0 = phi i32 [ 0, %entry ], [ %inc, %for.inc ] | |
| %conv = zext i32 %0 to i64 | |
| %cmp = icmp eq i64 %conv, %bsize | |
| br i1 %cmp, label %return, label %for.body | |
| for.body: ; preds = %for.cond | |
| %arrayidx = getelementptr inbounds i32* %b, i64 %conv | |
| %tmp5 = load i32* %arrayidx, align 4 | |
| %conv6 = zext i32 %tmp5 to i64 | |
| %rem.i.i.i.i = and i64 %conv6, 63 | |
| %tmp3.i = load i64* %tmp.i.i.i.i, align 8 | |
| %shl.i.i = shl i64 1, %rem.i.i.i.i | |
| %and.i = and i64 %shl.i.i, %tmp3.i | |
| %cmp.i = icmp eq i64 %and.i, 0 | |
| br i1 %cmp.i, label %for.inc, label %return | |
| for.inc: ; preds = %for.body | |
| %inc = add i32 %0, 1 | |
| br label %for.cond | |
| return: ; preds = %for.body, %for.cond | |
| ; CHECK-NOT: and | |
| %retval.0 = phi i1 [ true, %for.body ], [ false, %for.cond ] | |
| ret i1 %retval.0 | |
| } | |
| ; This test case caused an assertion failure; see PR9324. | |
| define void @func_37() noreturn nounwind ssp { | |
| entry: | |
| br i1 undef, label %lbl_919, label %entry.for.inc_crit_edge | |
| entry.for.inc_crit_edge: ; preds = %entry | |
| br label %for.inc | |
| lbl_919: ; preds = %for.cond7.preheader, %entry | |
| br label %for.cond7.preheader | |
| for.cond7.preheader: ; preds = %for.inc, %lbl_919 | |
| %storemerge.ph = phi i8 [ 0, %lbl_919 ], [ %add, %for.inc ] | |
| br i1 undef, label %for.inc, label %lbl_919 | |
| for.inc: ; preds = %for.cond7.preheader, %entry.for.inc_crit_edge | |
| %add = add i8 undef, 1 | |
| br label %for.cond7.preheader | |
| } |