llvm-for-llvmta/tools/clang/test/Driver/aarch64-security-options.c

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2022-04-25 13:02:35 +02:00
// Check the -msign-return-address= option, which has a required argument to
// select scope.
// RUN: %clang -target aarch64--none-eabi -c %s -### -msign-return-address=none 2>&1 | \
// RUN: FileCheck %s --check-prefix=RA-OFF --check-prefix=KEY-A --check-prefix=BTE-OFF
// RUN: %clang -target aarch64--none-eabi -c %s -### -msign-return-address=non-leaf 2>&1 | \
// RUN: FileCheck %s --check-prefix=RA-NON-LEAF --check-prefix=KEY-A --check-prefix=BTE-OFF
// RUN: %clang -target aarch64--none-eabi -c %s -### -msign-return-address=all 2>&1 | \
// RUN: FileCheck %s --check-prefix=RA-ALL --check-prefix=KEY-A --check-prefix=BTE-OFF
// -mbranch-protection with standard
// RUN: %clang -target aarch64--none-eabi -c %s -### -mbranch-protection=standard 2>&1 | \
// RUN: FileCheck %s --check-prefix=RA-NON-LEAF --check-prefix=KEY-A --check-prefix=BTE-ON
// If the -msign-return-address and -mbranch-protection are both used, the
// right-most one controls return address signing.
// RUN: %clang -target aarch64--none-eabi -c %s -### -msign-return-address=non-leaf -mbranch-protection=none 2>&1 | \
// RUN: FileCheck %s --check-prefix=CONFLICT
// RUN: %clang -target aarch64--none-eabi -c %s -### -mbranch-protection=pac-ret -msign-return-address=none 2>&1 | \
// RUN: FileCheck %s --check-prefix=CONFLICT
// RUN: %clang -target aarch64--none-eabi -c %s -### -msign-return-address=foo 2>&1 | \
// RUN: FileCheck %s --check-prefix=BAD-RA-PROTECTION
// RUN: %clang -target aarch64--none-eabi -c %s -### -mbranch-protection=bar 2>&1 | \
// RUN: FileCheck %s --check-prefix=BAD-BP-PROTECTION
// RA-OFF: "-msign-return-address=none"
// RA-NON-LEAF: "-msign-return-address=non-leaf"
// RA-ALL: "-msign-return-address=all"
// KEY-A: "-msign-return-address-key=a_key"
// BTE-OFF-NOT: "-mbranch-target-enforce"
// BTE-ON: "-mbranch-target-enforce"
// CONFLICT: "-msign-return-address=none"
// BAD-RA-PROTECTION: invalid branch protection option 'foo' in '-msign-return-address={{.*}}'
// BAD-BP-PROTECTION: invalid branch protection option 'bar' in '-mbranch-protection={{.*}}'
// BAD-B-KEY-COMBINATION: invalid branch protection option 'b-key' in '-mbranch-protection={{.*}}'
// BAD-LEAF-COMBINATION: invalid branch protection option 'leaf' in '-mbranch-protection={{.*}}'