xref: /aosp_15_r20/external/llvm/test/Transforms/SafeStack/escape-call.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58) 
1*9880d681SAndroid Build Coastguard Worker; RUN: opt -safe-stack -S -mtriple=i386-pc-linux-gnu < %s -o - | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker; RUN: opt -safe-stack -S -mtriple=x86_64-pc-linux-gnu < %s -o - | FileCheck %s
3*9880d681SAndroid Build Coastguard Worker
4*9880d681SAndroid Build Coastguard Worker@.str = private unnamed_addr constant [4 x i8] c"%s\0A\00", align 1
5*9880d681SAndroid Build Coastguard Worker
6*9880d681SAndroid Build Coastguard Worker; Passing addr-of to function call
7*9880d681SAndroid Build Coastguard Worker; Requires protector.
8*9880d681SAndroid Build Coastguard Workerdefine void @foo() nounwind uwtable safestack {
9*9880d681SAndroid Build Coastguard Workerentry:
10*9880d681SAndroid Build Coastguard Worker  ; CHECK: __safestack_unsafe_stack_ptr
11*9880d681SAndroid Build Coastguard Worker  %b = alloca i32, align 4
12*9880d681SAndroid Build Coastguard Worker  call void @funcall(i32* %b) nounwind
13*9880d681SAndroid Build Coastguard Worker  ret void
14*9880d681SAndroid Build Coastguard Worker}
15*9880d681SAndroid Build Coastguard Worker
16*9880d681SAndroid Build Coastguard Workerdeclare void @funcall(i32*)
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