https://github.com/tbaederr created https://github.com/llvm/llvm-project/pull/188042
Apparently it causes problems there, too. See https://lab.llvm.org/buildbot/#/builders/24/builds/18781 >From b042c9e35c75a8670f180ebfcd3873a0462926f7 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Timm=20B=C3=A4der?= <[email protected]> Date: Mon, 23 Mar 2026 15:18:52 +0100 Subject: [PATCH] [clang][bytecode] Disable tailcalls on aarch64 Apparently it causes problems there, too. See https://lab.llvm.org/buildbot/#/builders/24/builds/18781 --- clang/lib/AST/ByteCode/Interp.cpp | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/clang/lib/AST/ByteCode/Interp.cpp b/clang/lib/AST/ByteCode/Interp.cpp index fc783fe4ec871..e2c9b01f4c7ea 100644 --- a/clang/lib/AST/ByteCode/Interp.cpp +++ b/clang/lib/AST/ByteCode/Interp.cpp @@ -40,7 +40,9 @@ using namespace clang::interp; // We disable it on MSVC generally since it doesn't seem to be able // to handle the way we use tailcalls. // PPC can't tail-call external calls, which is a problem for InterpNext. -#if defined(_MSC_VER) || defined(_ARCH_PPC) || !defined(MUSTTAIL) +// aarch64 seems to have problems too, at least with sanitizers enabled. +#if defined(_MSC_VER) || defined(_ARCH_PPC) || defined(__aarch64__) || \ + !defined(MUSTTAIL) #define MUSTTAIL #define USE_TAILCALLS 0 #else _______________________________________________ cfe-commits mailing list [email protected] https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
