clang/test/CodeGen/stack-protector-guard.c

   1 // RUN: %clang_cc1 -mstack-protector-guard=sysreg -triple x86_64-linux-gnu \
   2 // RUN:   -mstack-protector-guard-offset=1024 -emit-llvm %s -o - | FileCheck %s
   3 // RUN: %clang_cc1 -mstack-protector-guard=sysreg -triple powerpc64le-linux-gnu \
   4 // RUN:   -mstack-protector-guard-offset=1024 -emit-llvm %s -o - | FileCheck %s
   5 // RUN: %clang_cc1 -mstack-protector-guard=sysreg -triple arm-linux-gnueabi \
   6 // RUN:   -mstack-protector-guard-offset=1024 -emit-llvm %s -o - | FileCheck %s
   7 // RUN: %clang_cc1 -mstack-protector-guard=sysreg -triple thumbv7-linux-gnueabi \
   8 // RUN:   -mstack-protector-guard-offset=1024 -emit-llvm %s -o - | FileCheck %s
   9 // RUN: %clang_cc1 -mstack-protector-guard=sysreg -triple aarch64-linux-gnu \
  10 // RUN:   -mstack-protector-guard-offset=1024 -mstack-protector-guard-reg=sp_el0 \
  11 // RUN:   -emit-llvm %s -o - | FileCheck %s --check-prefix=AARCH64
  12 void foo(int*);
  13 void bar(int x) {
  14   int baz[x];
  15   foo(baz);
  16 }
  17
  18 // CHECK: !llvm.module.flags = !{{{.*}}[[ATTR1:![0-9]+]], [[ATTR2:![0-9]+]]}
  19 // CHECK: [[ATTR1]] = !{i32 1, !"stack-protector-guard", !"sysreg"}
  20 // CHECK: [[ATTR2]] = !{i32 1, !"stack-protector-guard-offset", i32 1024}
  21
  22 // AARCH64: !llvm.module.flags = !{{{.*}}[[ATTR1:![0-9]+]], [[ATTR2:![0-9]+]], [[ATTR3:![0-9]+]]}
  23 // AARCH64: [[ATTR1]] = !{i32 1, !"stack-protector-guard", !"sysreg"}
  24 // AARCH64: [[ATTR2]] = !{i32 1, !"stack-protector-guard-reg", !"sp_el0"}
  25 // AARCH64: [[ATTR3]] = !{i32 1, !"stack-protector-guard-offset", i32 1024}