1 // Check the -msign-return-address= option, which has a required argument to
2 // select scope.
3 // RUN: %clang -target aarch64--none-eabi -c %s -### -msign-return-address=none                             2>&1 | \
4 // RUN: FileCheck %s --check-prefix=RA-OFF      --check-prefix=KEY-A --check-prefix=BTE-OFF
5 
6 // RUN: %clang -target aarch64--none-eabi -c %s -### -msign-return-address=non-leaf                         2>&1 | \
7 // RUN: FileCheck %s --check-prefix=RA-NON-LEAF --check-prefix=KEY-A --check-prefix=BTE-OFF
8 
9 // RUN: %clang -target aarch64--none-eabi -c %s -### -msign-return-address=all                              2>&1 | \
10 // RUN: FileCheck %s --check-prefix=RA-ALL      --check-prefix=KEY-A --check-prefix=BTE-OFF
11 
12 // -mbranch-protection with standard
13 // RUN: %clang -target aarch64--none-eabi -c %s -### -mbranch-protection=standard                                2>&1 | \
14 // RUN: FileCheck %s --check-prefix=RA-NON-LEAF --check-prefix=KEY-A --check-prefix=BTE-ON
15 
16 // If the -msign-return-address and -mbranch-protection are both used, the
17 // right-most one controls return address signing.
18 // RUN: %clang -target aarch64--none-eabi -c %s -### -msign-return-address=non-leaf -mbranch-protection=none     2>&1 | \
19 // RUN: FileCheck %s --check-prefix=CONFLICT
20 
21 // RUN: %clang -target aarch64--none-eabi -c %s -### -mbranch-protection=pac-ret -msign-return-address=none     2>&1 | \
22 // RUN: FileCheck %s --check-prefix=CONFLICT
23 
24 // RUN: %clang -target aarch64--none-eabi -c %s -### -msign-return-address=foo     2>&1 | \
25 // RUN: FileCheck %s --check-prefix=BAD-RA-PROTECTION
26 
27 // RUN: %clang -target aarch64--none-eabi -c %s -### -mbranch-protection=bar     2>&1 | \
28 // RUN: FileCheck %s --check-prefix=BAD-BP-PROTECTION
29 
30 // RA-OFF: "-msign-return-address=none"
31 // RA-NON-LEAF: "-msign-return-address=non-leaf"
32 // RA-ALL: "-msign-return-address=all"
33 
34 // KEY-A: "-msign-return-address-key=a_key"
35 
36 // BTE-OFF-NOT: "-mbranch-target-enforce"
37 // BTE-ON: "-mbranch-target-enforce"
38 
39 // CONFLICT: "-msign-return-address=none"
40 
41 // BAD-RA-PROTECTION: invalid branch protection option 'foo' in '-msign-return-address={{.*}}'
42 // BAD-BP-PROTECTION: invalid branch protection option 'bar' in '-mbranch-protection={{.*}}'
43 
44 // BAD-B-KEY-COMBINATION: invalid branch protection option 'b-key' in '-mbranch-protection={{.*}}'
45 // BAD-LEAF-COMBINATION: invalid branch protection option 'leaf' in '-mbranch-protection={{.*}}'
46