diff options
| -rw-r--r-- | llvm/lib/ExecutionEngine/RuntimeDyld/GDBRegistrar.cpp | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/llvm/lib/ExecutionEngine/RuntimeDyld/GDBRegistrar.cpp b/llvm/lib/ExecutionEngine/RuntimeDyld/GDBRegistrar.cpp index 603c526d06e..60adc9b383d 100644 --- a/llvm/lib/ExecutionEngine/RuntimeDyld/GDBRegistrar.cpp +++ b/llvm/lib/ExecutionEngine/RuntimeDyld/GDBRegistrar.cpp @@ -47,7 +47,11 @@ extern "C" { struct jit_descriptor __jit_debug_descriptor = { 1, 0, 0, 0 }; // Debuggers puts a breakpoint in this function. - LLVM_ATTRIBUTE_NOINLINE void __jit_debug_register_code() { } + LLVM_ATTRIBUTE_NOINLINE void __jit_debug_register_code() { + // The noinline and the asm prevent calls to this function from being + // optimized out. + asm volatile("":::"memory"); + } } |
