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authorAugie Fackler <augie@google.com>2021-08-19 12:40:37 -0400
committerAugie Fackler <augie@google.com>2021-08-19 12:44:54 -0400
commitc4e6185385148ec964d2765957a83bdf3df7b112 (patch)
tree26fb2e9c696857532659479dfd065f5f787363ec /compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp
parenta9ab2e55395013de116340e4cbfa0bb0263bb658 (diff)
downloadrust-c4e6185385148ec964d2765957a83bdf3df7b112.tar.gz
rust-c4e6185385148ec964d2765957a83bdf3df7b112.zip
PassWrapper: adapt for LLVM 14 changes
These API changes appear to have all taken place in
https://reviews.llvm.org/D105007, which moved HWAddressSanitizerPass and
AddressSanitizerPass to only accept their options type as a ctor
argument instead of the sequence of bools etc. This required a couple of
parameter additions, which I made match the default prior to the
mentioned upstream LLVM change.

This patch restores rustc to building (though not quite passing all
tests, I've mailed other patches for those issues) against LLVM HEAD.
Diffstat (limited to 'compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp')
-rw-r--r--compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp15
1 files changed, 15 insertions, 0 deletions
diff --git a/compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp b/compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp
index f563870e3e0..b3f86f3295a 100644
--- a/compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp
+++ b/compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp
@@ -922,9 +922,17 @@ LLVMRustOptimizeWithNewPassManager(
           MPM.addPass(RequireAnalysisPass<ASanGlobalsMetadataAnalysis, Module>());
           MPM.addPass(ModuleAddressSanitizerPass(
               /*CompileKernel=*/false, SanitizerOptions->SanitizeAddressRecover));
+#if LLVM_VERSION_GE(14, 0)
+          AddressSanitizerOptions opts(/*CompileKernel=*/false,
+                                       SanitizerOptions->SanitizeAddressRecover,
+                                       /*UseAfterScope=*/true,
+                                       AsanDetectStackUseAfterReturnMode::Runtime);
+          MPM.addPass(createModuleToFunctionPassAdaptor(AddressSanitizerPass(opts)));
+#else
           MPM.addPass(createModuleToFunctionPassAdaptor(AddressSanitizerPass(
               /*CompileKernel=*/false, SanitizerOptions->SanitizeAddressRecover,
               /*UseAfterScope=*/true)));
+#endif
         }
       );
 #else
@@ -952,8 +960,15 @@ LLVMRustOptimizeWithNewPassManager(
 #if LLVM_VERSION_GE(11, 0)
       OptimizerLastEPCallbacks.push_back(
         [SanitizerOptions](ModulePassManager &MPM, OptimizationLevel Level) {
+#if LLVM_VERSION_GE(14, 0)
+          HWAddressSanitizerOptions opts(
+              /*CompileKernel=*/false, SanitizerOptions->SanitizeHWAddressRecover,
+              /*DisableOptimization=*/false);
+          MPM.addPass(HWAddressSanitizerPass(opts));
+#else
           MPM.addPass(HWAddressSanitizerPass(
               /*CompileKernel=*/false, SanitizerOptions->SanitizeHWAddressRecover));
+#endif
         }
       );
 #else