https://github.com/NewSigma created https://github.com/llvm/llvm-project/pull/166152
This patch proposes replacing the inline assembly with an intrinsic and adds the `noreturn` to avoid warnings when the caller is also `noreturn`. >From 332e6d433fedc7da1ceb7d4df36366d534c7edf0 Mon Sep 17 00:00:00 2001 From: NewSigma <[email protected]> Date: Mon, 3 Nov 2025 12:07:24 +0800 Subject: [PATCH] [CUDA] Replace inline asm in __trap() with intrinsic --- clang/lib/Headers/__clang_cuda_device_functions.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/clang/lib/Headers/__clang_cuda_device_functions.h b/clang/lib/Headers/__clang_cuda_device_functions.h index 86123727a1bc3..0226fe95abab6 100644 --- a/clang/lib/Headers/__clang_cuda_device_functions.h +++ b/clang/lib/Headers/__clang_cuda_device_functions.h @@ -528,7 +528,7 @@ __DEVICE__ float __tanf(float __a) { return __nv_fast_tanf(__a); } __DEVICE__ void __threadfence(void) { __nvvm_membar_gl(); } __DEVICE__ void __threadfence_block(void) { __nvvm_membar_cta(); }; __DEVICE__ void __threadfence_system(void) { __nvvm_membar_sys(); }; -__DEVICE__ void __trap(void) { __asm__ __volatile__("trap;"); } +__DEVICE__ __attribute__((noreturn)) void __trap(void) { __builtin_trap(); } __DEVICE__ unsigned short __usAtomicCAS(unsigned short *__p, unsigned short __cmp, unsigned short __v) { return __nvvm_atom_cas_gen_us(__p, __cmp, __v); _______________________________________________ cfe-commits mailing list [email protected] https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
