xref: /llvm-project/llvm/test/Instrumentation/AddressSanitizer/module-flags.ll (revision 855fe35064674c4601ea9c659a015cacdcec9f63)
1; RUN: opt < %s -passes=asan -S | FileCheck %s
2
3target triple = "x86_64-unknown-linux-gnu"
4
5@g = dso_local global i32 0, align 4
6
7define i32 @test_load() sanitize_address {
8entry:
9  %tmp = load i32, ptr @g, align 4
10  ret i32 %tmp
11}
12
13!llvm.module.flags = !{!0, !1}
14
15;; Due to -fasynchronous-unwind-tables.
16!0 = !{i32 7, !"uwtable", i32 2}
17
18;; Due to -fno-omit-frame-pointer.
19!1 = !{i32 7, !"frame-pointer", i32 2}
20
21;; Set the uwtable attribute on ctor/dtor.
22; CHECK: define internal void @asan.module_ctor() #[[#ATTR:]]
23; CHECK: define internal void @asan.module_dtor() #[[#ATTR]]
24; CHECK: attributes #[[#ATTR]] = { nounwind uwtable "frame-pointer"="all" }
25