| ;accessing 1st field using struct pointer |
| |
| ;RUN: dsaopt %s -dsa-local -analyze -check-type=main:r,0:i32*::8:i32*::16:i8* |
| |
| ; ModuleID = 'struct4.o' |
| 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.R = type { i32*, i32*, i8* } |
| |
| define i32 @main() nounwind { |
| entry: |
| %retval = alloca i32 ; <i32*> [#uses=2] |
| %0 = alloca i32 ; <i32*> [#uses=2] |
| %r = alloca %struct.R ; <%struct.R*> [#uses=4] |
| %x = alloca i32 ; <i32*> [#uses=2] |
| %y = alloca i32 ; <i32*> [#uses=1] |
| %c = alloca i8 ; <i8*> [#uses=1] |
| %p = alloca i32** ; <i32***> [#uses=2] |
| %d = alloca i32 ; <i32*> [#uses=1] |
| %"alloca point" = bitcast i32 0 to i32 ; <i32> [#uses=0] |
| store i32 5, i32* %x, align 4 |
| %1 = getelementptr inbounds %struct.R* %r, i32 0, i32 0 ; <i32**> [#uses=1] |
| store i32* %x, i32** %1, align 8 |
| %2 = getelementptr inbounds %struct.R* %r, i32 0, i32 1 ; <i32**> [#uses=1] |
| store i32* %y, i32** %2, align 8 |
| %3 = getelementptr inbounds %struct.R* %r, i32 0, i32 2 ; <i8**> [#uses=1] |
| store i8* %c, i8** %3, align 8 |
| %r1 = bitcast %struct.R* %r to i32** ; <i32**> [#uses=1] |
| store i32** %r1, i32*** %p, align 8 |
| %4 = load i32*** %p, align 8 ; <i32**> [#uses=1] |
| %5 = load i32** %4, align 8 ; <i32*> [#uses=1] |
| %6 = load i32* %5, align 4 ; <i32> [#uses=1] |
| store i32 %6, i32* %d, align 4 |
| store i32 0, i32* %0, align 4 |
| %7 = load i32* %0, align 4 ; <i32> [#uses=1] |
| store i32 %7, i32* %retval, align 4 |
| br label %return |
| |
| return: ; preds = %entry |
| %retval2 = load i32* %retval ; <i32> [#uses=1] |
| ret i32 %retval2 |
| } |