1 ; This test checks that we are not instrumenting unnecessary globals 2 ; (llvm.metadata, init_array sections, and other llvm internal globals). 3 ; RUN: opt < %s -asan -asan-module -S | FileCheck %s 4 5 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" 6 target triple = "x86_64-unknown-linux-gnu" 7 8 ; Function Attrs: nounwind uwtable 9 define internal void @_ZL3foov() #0 { 10 entry: 11 ret void 12 } 13 14 @__call_foo = global void ()* @_ZL3foov, section ".preinit_array", align 8 15 @__call_foo_2 = global void ()* @_ZL3foov, section ".init_array", align 8 16 @__call_foo_3 = global void ()* @_ZL3foov, section ".fini_array", align 8 17 18 ; CHECK-NOT: asan_gen{{.*}}__call_foo 19 20 ; Function Attrs: nounwind uwtable 21 define i32 @main() #0 { 22 entry: 23 %retval = alloca i32, align 4 24 store i32 0, i32* %retval, align 4 25 ret i32 0 26 } 27 28 @.str_noinst = private unnamed_addr constant [4 x i8] c"aaa\00", section "llvm.metadata" 29 @.str_noinst_prof = private unnamed_addr constant [4 x i8] c"aaa\00", section "__llvm_prf_data" 30 @.str_inst = private unnamed_addr constant [4 x i8] c"aaa\00" 31 32 ; CHECK-NOT: {{asan_gen.*str_noinst}} 33 ; CHECK-NOT: {{asan_gen.*str_noinst_prof}} 34 ; CHECK: {{asan_gen.*str_inst}} 35 ; CHECK: @asan.module_ctor 36
