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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 5
; RUN: opt -passes=globalopt -S < %s | FileCheck %s
@g = internal global ptr null, align 8
define void @init() {
; CHECK-LABEL: define void @init() local_unnamed_addr {
; CHECK-NEXT: [[ALLOC:%.*]] = call ptr @malloc(i64 48)
; CHECK-NEXT: store atomic ptr [[ALLOC]], ptr @g seq_cst, align 8
; CHECK-NEXT: ret void
;
%alloc = call ptr @malloc(i64 48)
store atomic ptr %alloc, ptr @g seq_cst, align 8
ret void
}
define i1 @check() {
; CHECK-LABEL: define i1 @check() local_unnamed_addr {
; CHECK-NEXT: [[VAL:%.*]] = load atomic ptr, ptr @g seq_cst, align 8
; CHECK-NEXT: [[CMP:%.*]] = icmp eq ptr [[VAL]], null
; CHECK-NEXT: ret i1 [[CMP]]
;
%val = load atomic ptr, ptr @g seq_cst, align 8
%cmp = icmp eq ptr %val, null
ret i1 %cmp
}
declare ptr @malloc(i64) allockind("alloc,uninitialized") allocsize(0)
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