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Diffstat (limited to 'lib/sanitizer_common/sanitizer_printf.cc')
-rw-r--r--lib/sanitizer_common/sanitizer_printf.cc12
1 files changed, 4 insertions, 8 deletions
diff --git a/lib/sanitizer_common/sanitizer_printf.cc b/lib/sanitizer_common/sanitizer_printf.cc
index c8317be60..99b7ff1b5 100644
--- a/lib/sanitizer_common/sanitizer_printf.cc
+++ b/lib/sanitizer_common/sanitizer_printf.cc
@@ -214,15 +214,11 @@ void SetPrintfAndReportCallback(void (*callback)(const char *)) {
}
// Can be overriden in frontend.
-#if SANITIZER_SUPPORTS_WEAK_HOOKS
-SANITIZER_INTERFACE_ATTRIBUTE SANITIZER_WEAK_ATTRIBUTE
-void OnPrint(const char *str) {
- (void)str;
-}
-#elif SANITIZER_GO && defined(TSAN_EXTERNAL_HOOKS)
-void OnPrint(const char *str);
+#if SANITIZER_GO && defined(TSAN_EXTERNAL_HOOKS)
+// Implementation must be defined in frontend.
+extern "C" void OnPrint(const char *str);
#else
-void OnPrint(const char *str) {
+SANITIZER_INTERFACE_WEAK_DEF(void, OnPrint, const char *str) {
(void)str;
}
#endif