1 | // RUN: %clang -target x86_64-linux-gnu -fsplit-stack -S %s -emit-llvm -o - | FileCheck -check-prefix=CHECK-SEGSTK %s |
2 | // RUN: %clang -target x86_64-linux-gnu -S %s -emit-llvm -o - | FileCheck -check-prefix=CHECK-NOSEGSTK %s |
3 | |
4 | int foo() { |
5 | return 0; |
6 | } |
7 | |
8 | __attribute__((no_split_stack)) |
9 | int nosplit() { |
10 | return 0; |
11 | } |
12 | |
13 | int main() { |
14 | return foo(); |
15 | } |
16 | |
17 | // CHECK-SEGSTK: define dso_local i32 @foo() [[SS:#[0-9]+]] { |
18 | // CHECK-SEGSTK: define dso_local i32 @nosplit() [[NSS:#[0-9]+]] { |
19 | // CHECK-SEGSTK: define dso_local i32 @main() [[SS]] { |
20 | // CHECK-SEGSTK-NOT: [[NSS]] = { {{.*}} "split-stack" {{.*}} } |
21 | // CHECK-SEGSTK: [[SS]] = { {{.*}} "split-stack" {{.*}} } |
22 | // CHECK-SEGSTK-NOT: [[NSS]] = { {{.*}} "split-stack" {{.*}} } |
23 | |
24 | // CHECK-NOSEGSTK: define dso_local i32 @foo() #0 { |
25 | // CHECK-NOSEGSTK: define dso_local i32 @main() #0 { |
26 | // CHECK-NOSEGSTK-NOT: #0 = { {{.*}} "split-stack" {{.*}} } |
27 | |