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Enable PAC for >=ARMv8.3

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Alexander David Frick 2022-03-01 06:04:18 -06:00 committed by GitHub
parent 59da786468
commit d66f697530
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1 changed files with 6 additions and 1 deletions
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7
build/config/arm.gni
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@ -129,7 +129,12 @@ if (current_cpu == "arm" || v8_current_cpu == "arm") {
# - "pac": Enables Pointer Authentication Code (PAC, featured in Armv8.3)
# - "standard": Enables both PAC and Branch Target Identification (Armv8.5).
# - "none": No branch protection.
arm_control_flow_integrity = "none"
arm_control_flow_integrity = "pac"
# TODO(cavalcantii): enable the feature for the following OSes next.
if (is_mac || is_chromeos || is_fuchsia || is_win) {
arm_control_flow_integrity = "none"
}
}
assert(arm_control_flow_integrity == "none" ||
arm_control_flow_integrity == "standard" ||