diff options
| -rw-r--r-- | indra/llrender/llvertexbuffer.cpp | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/indra/llrender/llvertexbuffer.cpp b/indra/llrender/llvertexbuffer.cpp index 59024b7730..b6fae1ad26 100644 --- a/indra/llrender/llvertexbuffer.cpp +++ b/indra/llrender/llvertexbuffer.cpp @@ -1441,13 +1441,24 @@ void LLVertexBuffer::setupVertexArray() //glVertexattribIPointer requires GLSL 1.30 or later if (gGLManager.mGLSLVersionMajor > 1 || gGLManager.mGLSLVersionMinor >= 30) { - glVertexAttribIPointer(i, attrib_size[i], attrib_type[i], sTypeSize[i], (void*) mOffsets[i]); + glVertexAttribIPointer(i, attrib_size[i], attrib_type[i], sTypeSize[i], (const GLvoid*) mOffsets[i]); } #endif } else { - glVertexAttribPointerARB(i, attrib_size[i], attrib_type[i], attrib_normalized[i], sTypeSize[i], (void*) mOffsets[i]); + // nat 2016-12-16: With 64-bit clang compile, the compiler + // produces an error if we simply cast mOffsets[i] -- an S32 + // -- to (GLvoid *), the type of the parameter. It correctly + // points out that there's no way an S32 could fit a real + // pointer value. Since I do not know what we're trying to + // achieve here, I'm going to grit my teeth and try to + // persuade the compiler we know what we're doing, until + // someone who actually does know fixes it better. + uintptr_t fake_offset(mOffsets[i]); + glVertexAttribPointerARB(i, attrib_size[i], attrib_type[i], + attrib_normalized[i], sTypeSize[i], + reinterpret_cast<GLvoid*>(fake_offset)); } } else |