1; Verify that a ud2 is generated after the call to __stack_chk_fail. 2 3; RUN: llc < %s -mtriple=x86_64-scei-ps4 -enable-selectiondag-sp=false -O0 -o - | FileCheck %s 4; RUN: llc < %s -mtriple=x86_64-scei-ps4 -enable-selectiondag-sp=false -O2 -o - | FileCheck %s 5; RUN: llc < %s -mtriple=x86_64-scei-ps4 -enable-selectiondag-sp=true -O0 -o - | FileCheck %s 6; RUN: llc < %s -mtriple=x86_64-scei-ps4 -enable-selectiondag-sp=true -O2 -o - | FileCheck %s 7 8 9; CHECK: check_input: 10; CHECK: callq __stack_chk_fail 11; CHECK-NEXT: ud2 12; CHECK: .size check_input 13; CHECK-NEXT: .cfi_endproc 14 15@.str = private unnamed_addr constant [37 x i8] c"????????????????????????????????????\00", align 1 16 17define signext i8 @check_input(i8* %input) nounwind uwtable ssp { 18entry: 19 %input.addr = alloca i8*, align 8 20 %buf = alloca [16 x i8], align 16 21 store i8* %input, i8** %input.addr, align 8 22 %arraydecay = getelementptr inbounds [16 x i8], [16 x i8]* %buf, i32 0, i32 0 23 %0 = load i8*, i8** %input.addr, align 8 24 %call = call i8* @strcpy(i8* %arraydecay, i8* %0) nounwind 25 %arrayidx = getelementptr inbounds [16 x i8], [16 x i8]* %buf, i32 0, i64 0 26 %1 = load i8, i8* %arrayidx, align 1 27 ret i8 %1 28} 29 30declare i8* @strcpy(i8*, i8*) nounwind 31 32define i32 @main() nounwind uwtable ssp { 33entry: 34 %retval = alloca i32, align 4 35 store i32 0, i32* %retval 36 %call = call signext i8 @check_input(i8* getelementptr inbounds ([37 x i8], [37 x i8]* @.str, i32 0, i32 0)) 37 %conv = sext i8 %call to i32 38 ret i32 %conv 39} 40