1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2; RUN: opt < %s -S -passes='move-auto-init' -verify-memoryssa | FileCheck %s 3 4; Make sure that volatile operationsa re not moved. This is overly conservative. 5target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" 6 7define void @foo(i32 %x) { 8; CHECK-LABEL: @foo( 9; CHECK-NEXT: entry: 10; CHECK-NEXT: [[VAL:%.*]] = alloca i32, align 4 11; CHECK-NEXT: store volatile i32 -1431655766, ptr [[VAL]], align 4, !annotation !0 12; CHECK-NEXT: [[TOBOOL:%.*]] = icmp ne i32 [[X:%.*]], 0 13; CHECK-NEXT: br i1 [[TOBOOL]], label [[IF_THEN:%.*]], label [[IF_END:%.*]] 14; CHECK: if.then: 15; CHECK-NEXT: call void @dump(ptr [[VAL]]) 16; CHECK-NEXT: br label [[IF_END]] 17; CHECK: if.end: 18; CHECK-NEXT: ret void 19; 20 21entry: 22 %val = alloca i32, align 4 23 store volatile i32 -1431655766, ptr %val, align 4, !annotation !0 24 %tobool = icmp ne i32 %x, 0 25 br i1 %tobool, label %if.then, label %if.end 26 27if.then: 28 call void @dump(ptr %val) 29 br label %if.end 30 31if.end: 32 ret void 33} 34 35declare void @dump(ptr) 36 37!0 = !{!"auto-init"} 38