26 lines
1.0 KiB
LLVM
26 lines
1.0 KiB
LLVM
; RUN: opt < %s -basicaa -dse -S | FileCheck %s
|
|
|
|
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-S128"
|
|
target triple = "x86_64-apple-macosx10.8.0"
|
|
|
|
%struct.S0 = type <{ i8, [4 x i8] }>
|
|
|
|
@a = global { i8, i8, i8, i8, i8 } { i8 undef, i8 0, i8 0, i8 0, i8 0 }, align 8
|
|
|
|
define i32 @main() nounwind uwtable ssp {
|
|
entry:
|
|
%tmp = load i8, i8* getelementptr inbounds ({ i8, i8, i8, i8, i8 }, { i8, i8, i8, i8, i8 }* @a, i64 0, i32 4), align 4
|
|
%tmp1 = or i8 %tmp, -128
|
|
store i8 %tmp1, i8* getelementptr inbounds ({ i8, i8, i8, i8, i8 }, { i8, i8, i8, i8, i8 }* @a, i64 0, i32 4), align 4
|
|
%tmp2 = load i64, i64* bitcast ({ i8, i8, i8, i8, i8 }* @a to i64*), align 8
|
|
store i8 11, i8* getelementptr inbounds ({ i8, i8, i8, i8, i8 }, { i8, i8, i8, i8, i8 }* @a, i64 0, i32 4), align 4
|
|
%tmp3 = trunc i64 %tmp2 to i32
|
|
ret i32 %tmp3
|
|
|
|
; Make sure we don't delete either store here
|
|
; CHECK: @main
|
|
; CHECK: store i8 %tmp1
|
|
; CHECK: store i8 11
|
|
}
|
|
|