| ;checks that the PtrToInt and IntToPtr flag is set on unions that contain integer and pointer types |
| |
| ;RUN: dsaopt %s -dsa-local -analyze -check-same-node=main:ptr:0,main:obj:0 |
| ;RUN: dsaopt %s -dsa-local -analyze -check-type=main:obj,FoldedVOID |
| ;RUN: adsaopt %s -simplify-gep -mergearrgep -o t.bc |
| ;RUN: dsaopt t.bc -dsa-local -enable-type-inference-opts -analyze -check-type=main:obj,0:i32\|\[100x%\struct.StructType\] |
| |
| |
| ; ModuleID = 'union_P2.bc' |
| target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64" |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| %struct.StructType = type { %struct.StructType*, double } |
| %union.UnionType = type { [100 x %struct.StructType] } |
| |
| define i32 @main() nounwind { |
| entry: |
| %retval = alloca i32 ; <i32*> [#uses=1] |
| %obj = alloca %union.UnionType ; <%union.UnionType*> [#uses=2] |
| %ptr = alloca %struct.StructType* ; <%struct.StructType**> [#uses=1] |
| %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] |
| %0 = getelementptr inbounds %union.UnionType, %union.UnionType* %obj, i32 0, i32 0 ; <[100 x %struct.StructType]*> [#uses=1] |
| %1 = bitcast [100 x %struct.StructType]* %0 to i32* ; <i32*> [#uses=1] |
| store i32 123456, i32* %1, align 8 |
| %2 = getelementptr inbounds %union.UnionType, %union.UnionType* %obj, i32 0, i32 0 ; <[100 x %struct.StructType]*> [#uses=1] |
| %3 = getelementptr inbounds [100 x %struct.StructType], [100 x %struct.StructType]* %2, i64 0, i64 0 ; <%struct.StructType*> [#uses=1] |
| %4 = getelementptr inbounds %struct.StructType, %struct.StructType* %3, i32 0, i32 0 ; <%struct.StructType**> [#uses=1] |
| %5 = load %struct.StructType*, %struct.StructType** %4, align 8 ; <%struct.StructType*> [#uses=1] |
| store %struct.StructType* %5, %struct.StructType** %ptr, align 8 |
| br label %return |
| |
| return: ; preds = %entry |
| %retval1 = load i32, i32* %retval ; <i32> [#uses=1] |
| ret i32 %retval1 |
| } |