1*220dafdbSAndrew Geisslerclang/arm: Do not use MUST_TAIL_CALL 2*220dafdbSAndrew Geissler 3*220dafdbSAndrew GeisslerThis causes clang-17 to crash see [1] 4*220dafdbSAndrew Geisslerthis code is new in webkit 2.42[2] thats why we do not see the crash in older webkit 5*220dafdbSAndrew Geissler 6*220dafdbSAndrew Geissler[1] https://github.com/llvm/llvm-project/issues/67767 7*220dafdbSAndrew Geissler[2] https://github.com/WebKit/WebKit/commit/4d816460b765acd8aef90ab474615850b91ecc35 8*220dafdbSAndrew Geissler 9*220dafdbSAndrew GeisslerUpstream-Status: Pending 10*220dafdbSAndrew GeisslerSigned-off-by: Khem Raj <raj.khem@gmail.com> 11*220dafdbSAndrew Geissler--- a/Source/WTF/wtf/Compiler.h 12*220dafdbSAndrew Geissler+++ b/Source/WTF/wtf/Compiler.h 13*220dafdbSAndrew Geissler@@ -284,7 +284,7 @@ 14*220dafdbSAndrew Geissler /* MUST_TAIL_CALL */ 15*220dafdbSAndrew Geissler 16*220dafdbSAndrew Geissler #if !defined(MUST_TAIL_CALL) && defined(__cplusplus) && defined(__has_cpp_attribute) 17*220dafdbSAndrew Geissler-#if __has_cpp_attribute(clang::musttail) 18*220dafdbSAndrew Geissler+#if __has_cpp_attribute(clang::musttail) && !defined(__arm__) 19*220dafdbSAndrew Geissler #define MUST_TAIL_CALL [[clang::musttail]] 20*220dafdbSAndrew Geissler #endif 21*220dafdbSAndrew Geissler #endif 22