diff options
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/testsuite/lib/hwasan-dg.exp | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/gcc/testsuite/lib/hwasan-dg.exp b/gcc/testsuite/lib/hwasan-dg.exp index 892f2ba..bd2a011 100644 --- a/gcc/testsuite/lib/hwasan-dg.exp +++ b/gcc/testsuite/lib/hwasan-dg.exp @@ -41,7 +41,24 @@ proc check_effective_target_fsanitize_hwaddress {} { proc check_effective_target_hwaddress_exec {} { if ![check_runtime hwaddress_exec { - int main (void) { return 0; } + #ifdef __cplusplus + extern "C" { + #endif + extern int prctl(int, unsigned long, unsigned long, unsigned long, unsigned long); + #ifdef __cplusplus + } + #endif + int main (void) { + #define PR_SET_TAGGED_ADDR_CTRL 55 + #define PR_GET_TAGGED_ADDR_CTRL 56 + #define PR_TAGGED_ADDR_ENABLE (1UL << 0) + if (prctl (PR_GET_TAGGED_ADDR_CTRL, 0, 0, 0, 0) == -1) + return 1; + if (prctl(PR_SET_TAGGED_ADDR_CTRL, PR_TAGGED_ADDR_ENABLE, 0, 0, 0) == -1 + || !prctl(PR_GET_TAGGED_ADDR_CTRL, 0, 0, 0, 0)) + return 1; + return 0; + } }] { return 0; } |