[llvm-branch-commits] [compiler-rt] c971a0b - Take into account kDtvOffset

[Vitaly Buka via llvm-branch-commits]

Author: Vitaly Buka
Date: 2024-09-11T14:51:10-07:00
New Revision: c971a0b9fd3fcf7ff6e87d17c36c58bf090da863

URL: https://github.com/llvm/llvm-project/commit/c971a0b9fd3fcf7ff6e87d17c36c58bf090da863
DIFF: https://github.com/llvm/llvm-project/commit/c971a0b9fd3fcf7ff6e87d17c36c58bf090da863.diff

LOG: Take into account kDtvOffset

Added: 
    

Modified: 
    compiler-rt/lib/sanitizer_common/sanitizer_tls_get_addr.cpp

Removed: 
    


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diff  --git a/compiler-rt/lib/sanitizer_common/sanitizer_tls_get_addr.cpp b/compiler-rt/lib/sanitizer_common/sanitizer_tls_get_addr.cpp
index a1107ff7d24737..6e77676fabf091 100644
--- a/compiler-rt/lib/sanitizer_common/sanitizer_tls_get_addr.cpp
+++ b/compiler-rt/lib/sanitizer_common/sanitizer_tls_get_addr.cpp
@@ -152,8 +152,8 @@ DTLS::DTV *DTLS_on_tls_get_addr(void *arg_void, void *res,
     tls_size = 0;
   }
   if (tls_size) {
-    CHECK_LE(tls_beg, reinterpret_cast<uptr>(res));
-    CHECK_LT(reinterpret_cast<uptr>(res), tls_beg + tls_size);
+    CHECK_LE(tls_beg, reinterpret_cast<uptr>(res) + kDtvOffset);
+    CHECK_LT(reinterpret_cast<uptr>(res) + kDtvOffset, tls_beg + tls_size);
   }
   dtv->beg = tls_beg;
   dtv->size = tls_size;