| ; This test checks that we are not instrumenting unnecessary globals | |
| ; (llvm.metadata, init_array sections, and other llvm internal globals). | |
| ; RUN: opt < %s -asan -asan-module -S | FileCheck %s | |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" | |
| target triple = "x86_64-unknown-linux-gnu" | |
| ; Function Attrs: nounwind uwtable | |
| define internal void @_ZL3foov() #0 { | |
| entry: | |
| ret void | |
| } | |
| @__call_foo = global void ()* @_ZL3foov, section ".preinit_array", align 8 | |
| @__call_foo_2 = global void ()* @_ZL3foov, section ".init_array", align 8 | |
| @__call_foo_3 = global void ()* @_ZL3foov, section ".fini_array", align 8 | |
| ; CHECK-NOT: asan_gen{{.*}}__call_foo | |
| ; Function Attrs: nounwind uwtable | |
| define i32 @main() #0 { | |
| entry: | |
| %retval = alloca i32, align 4 | |
| store i32 0, i32* %retval, align 4 | |
| ret i32 0 | |
| } | |
| @.str_noinst = private unnamed_addr constant [4 x i8] c"aaa\00", section "llvm.metadata" | |
| @.str_noinst_prof = private unnamed_addr constant [4 x i8] c"aaa\00", section "__llvm_prf_data" | |
| @.str_inst = private unnamed_addr constant [4 x i8] c"aaa\00" | |
| ; CHECK-NOT: {{asan_gen.*str_noinst}} | |
| ; CHECK-NOT: {{asan_gen.*str_noinst_prof}} | |
| ; CHECK: {{asan_gen.*str_inst}} | |
| ; CHECK: @asan.module_ctor |