Differential D35055 Diff 105398 contrib/llvm-project/compiler-rt/lib/sanitizer_common/sanitizer_linux.cpp
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contrib/llvm-project/compiler-rt/lib/sanitizer_common/sanitizer_linux.cpp
| Show First 20 Lines • Show All 2,202 Lines • ▼ Show 20 Lines | #elif SANITIZER_FREEBSD | ||||
| int aslr_status; | int aslr_status; | ||||
| if (UNLIKELY(procctl(P_PID, 0, PROC_ASLR_STATUS, &aslr_status) == -1)) { | if (UNLIKELY(procctl(P_PID, 0, PROC_ASLR_STATUS, &aslr_status) == -1)) { | ||||
| // We're making things less 'dramatic' here since | // We're making things less 'dramatic' here since | ||||
| // the cmd is not necessarily guaranteed to be here | // the cmd is not necessarily guaranteed to be here | ||||
| // just yet regarding FreeBSD release | // just yet regarding FreeBSD release | ||||
| return; | return; | ||||
| } | } | ||||
| if ((aslr_status & PROC_ASLR_ACTIVE) != 0) { | if ((aslr_status & PROC_ASLR_ACTIVE) != 0) { | ||||
| Printf("This sanitizer is not compatible with enabled ASLR " | VReport(1, "This sanitizer is not compatible with enabled ASLR " | ||||
| "and binaries compiled with PIE\n" | "and binaries compiled with PIE\n" | ||||
| "ASLR will be disabled and the program re-executed.\n"); | "ASLR will be disabled and the program re-executed.\n"); | ||||
| int aslr_ctl = PROC_ASLR_FORCE_DISABLE; | int aslr_ctl = PROC_ASLR_FORCE_DISABLE; | ||||
| CHECK_NE(procctl(P_PID, 0, PROC_ASLR_CTL, &aslr_ctl), -1); | CHECK_NE(procctl(P_PID, 0, PROC_ASLR_CTL, &aslr_ctl), -1); | ||||
| ReExec(); | ReExec(); | ||||
| } | } | ||||
| #else | #else | ||||
| // Do nothing | // Do nothing | ||||
| #endif | #endif | ||||
| } | } | ||||
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