for (unsigned i = 1, e = PN->getNumIncomingValues(); i != e; ++i) {
if (Tmp == 1) return Tmp;
Tmp = std::min(Tmp,
- ComputeNumSignBits(PN->getIncomingValue(1), TD, Depth+1));
+ ComputeNumSignBits(PN->getIncomingValue(i), TD, Depth+1));
}
return Tmp;
}
; CHECK: %P = phi i64
; CHECK-NEXT: ret i64 %P
}
+
+; rdar://7732987
+define i32 @test5(i32 %Y) {
+ br i1 undef, label %A, label %C
+A:
+ br i1 undef, label %B, label %D
+B:
+ br label %D
+C:
+ br i1 undef, label %D, label %E
+D:
+ %P = phi i32 [0, %A], [0, %B], [%Y, %C]
+ %S = ashr i32 %P, 16
+ ret i32 %S
+; CHECK: @test5
+; CHECK: %P = phi i32
+; CHECK-NEXT: ashr i32 %P, 16
+E:
+ ret i32 0
+}