diff options
| author | David Majnemer <david.majnemer@gmail.com> | 2022-08-24 19:56:31 +0000 |
|---|---|---|
| committer | David Majnemer <david.majnemer@gmail.com> | 2022-08-25 14:17:26 +0000 |
| commit | bd28bd59a3693b6abc12231f2140e02760c0ada0 (patch) | |
| tree | 465aff6a1e096b86c260c515ff6e9ebe8d039777 /clang/lib/CodeGen/CodeGenModule.cpp | |
| parent | c0a55121618b2f3f5db613cfb0d104a9ae2b700e (diff) | |
[clang-cl] /kernel should toggle bit 30 in @feat.00
The linker is supposed to detect when an object with /kernel is linked
with another object which is not compiled with /kernel. The linker
detects this by checking bit 30 in @feat.00.
Diffstat (limited to 'clang/lib/CodeGen/CodeGenModule.cpp')
| -rw-r--r-- | clang/lib/CodeGen/CodeGenModule.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/clang/lib/CodeGen/CodeGenModule.cpp b/clang/lib/CodeGen/CodeGenModule.cpp index 6238a289978d..9df197056664 100644 --- a/clang/lib/CodeGen/CodeGenModule.cpp +++ b/clang/lib/CodeGen/CodeGenModule.cpp @@ -697,6 +697,10 @@ void CodeGenModule::Release() { // Function ID tables for EH Continuation Guard. getModule().addModuleFlag(llvm::Module::Warning, "ehcontguard", 1); } + if (Context.getLangOpts().Kernel) { + // Note if we are compiling with /kernel. + getModule().addModuleFlag(llvm::Module::Warning, "ms-kernel", 1); + } if (CodeGenOpts.OptimizationLevel > 0 && CodeGenOpts.StrictVTablePointers) { // We don't support LTO with 2 with different StrictVTablePointers // FIXME: we could support it by stripping all the information introduced |