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IRGen: Disable ASan for the auto dynamic replacement array #81348

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Merged
merged 1 commit into from
Sep 10, 2025
Merged

IRGen: Disable ASan for the auto dynamic replacement array #81348

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1 change: 1 addition & 0 deletions lib/IRGen/GenDecl.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -1991,6 +1991,7 @@ void IRGenerator::emitDynamicReplacements() {
"\x01l_auto_dynamic_replacements", IGM.getPointerAlignment(),
/*isConstant*/ true, llvm::GlobalValue::PrivateLinkage);
autoReplVar->setSection(getDynamicReplacementSection(IGM));
disableAddressSanitizer(IGM, autoReplVar);
IGM.addUsedGlobal(autoReplVar);

if (origFuncTypes.empty())
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2 changes: 1 addition & 1 deletion test/IRGen/dynamic_replaceable.sil
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Expand Up @@ -24,7 +24,7 @@
// CHECK: @"\01l_auto_dynamic_replacements" = private constant { i32, i32, [2 x i32] }
// CHECK-SAME: { i32 0, i32 1,
// CHECK-SAME: [2 x i32] [{{.*}}@"\01l_unnamed_dynamic_replacements"{{.*}}, i32 0]
// CHECK-SAME: }, section "__TEXT, __swift5_replace, regular, no_dead_strip"
// CHECK-SAME: }, section "__TEXT, __swift5_replace, regular, no_dead_strip", no_sanitize_address

// CHECK-LABEL: define swiftcc void @test_dynamically_replaceable()
// CHECK-NEXT: entry:
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