130715365SPhilip Reames; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 230715365SPhilip Reames; RUN: opt -passes=globalopt -S < %s | FileCheck %s 330715365SPhilip Reames 4*d586bd5cSNikita Popov@g = internal global ptr null, align 8 530715365SPhilip Reames 630715365SPhilip Reamesdefine signext i32 @f() local_unnamed_addr { 730715365SPhilip Reames; CHECK-LABEL: @f( 830715365SPhilip Reames; CHECK-NEXT: entry: 9*d586bd5cSNikita Popov; CHECK-NEXT: call void @llvm.memset.p0.i64(ptr @g.body, i8 0, i64 4, i1 false) 10*d586bd5cSNikita Popov; CHECK-NEXT: store i16 -1, ptr @g.body, align 2 1130715365SPhilip Reames; CHECK-NEXT: ret i32 0 1230715365SPhilip Reames; 1330715365SPhilip Reamesentry: 14*d586bd5cSNikita Popov %call = call ptr @calloc(i64 1, i64 4) 15*d586bd5cSNikita Popov store ptr %call, ptr @g, align 8 16*d586bd5cSNikita Popov store i16 -1, ptr %call 1730715365SPhilip Reames ret i32 0 1830715365SPhilip Reames} 1930715365SPhilip Reames 2030715365SPhilip Reamesdefine signext i32 @main() { 2130715365SPhilip Reames; CHECK-LABEL: @main( 2230715365SPhilip Reames; CHECK-NEXT: entry: 2330715365SPhilip Reames; CHECK-NEXT: [[CALL:%.*]] = call signext i32 @f() 2430715365SPhilip Reames; CHECK-NEXT: call void @f1() 25*d586bd5cSNikita Popov; CHECK-NEXT: store i32 1, ptr @g.body, align 4 2630715365SPhilip Reames; CHECK-NEXT: call void @f1() 27*d586bd5cSNikita Popov; CHECK-NEXT: store i8 2, ptr @g.body, align 4 2830715365SPhilip Reames; CHECK-NEXT: call void @f1() 29*d586bd5cSNikita Popov; CHECK-NEXT: [[RES:%.*]] = load i32, ptr @g.body, align 4 3030715365SPhilip Reames; CHECK-NEXT: ret i32 [[RES]] 3130715365SPhilip Reames; 3230715365SPhilip Reamesentry: 3330715365SPhilip Reames %call = call signext i32 @f() 3430715365SPhilip Reames call void @f1() 35*d586bd5cSNikita Popov %v0 = load ptr, ptr @g, align 8 36*d586bd5cSNikita Popov store i32 1, ptr %v0, align 4 3730715365SPhilip Reames call void @f1() 38*d586bd5cSNikita Popov %v1 = load ptr, ptr @g, align 8 39*d586bd5cSNikita Popov store i8 2, ptr %v1, align 4 4030715365SPhilip Reames call void @f1() 41*d586bd5cSNikita Popov %v2 = load ptr, ptr @g, align 8 42*d586bd5cSNikita Popov %res = load i32, ptr %v2, align 4 4330715365SPhilip Reames ret i32 %res 4430715365SPhilip Reames} 4530715365SPhilip Reames 46*d586bd5cSNikita Popovdeclare noalias align 16 ptr @calloc(i64, i64) allockind("alloc,zeroed") allocsize(0,1) 4730715365SPhilip Reamesdeclare void @f1() 48