[cfe-commits] r125585 - in /cfe/trunk: lib/CodeGen/CGDeclCXX.cpp test/CodeGenCXX/apple-kext-no-staticinit-section.C
Fariborz Jahanian
fjahanian at apple.com
Tue Feb 15 10:54:47 PST 2011
Author: fjahanian
Date: Tue Feb 15 12:54:46 2011
New Revision: 125585
URL: http://llvm.org/viewvc/llvm-project?rev=125585&view=rev
Log:
In -fapple-kext mode, global object construction code
ends up in the text segment. // rdar://8825235.
Added:
cfe/trunk/test/CodeGenCXX/apple-kext-no-staticinit-section.C
Modified:
cfe/trunk/lib/CodeGen/CGDeclCXX.cpp
Modified: cfe/trunk/lib/CodeGen/CGDeclCXX.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CGDeclCXX.cpp?rev=125585&r1=125584&r2=125585&view=diff
==============================================================================
--- cfe/trunk/lib/CodeGen/CGDeclCXX.cpp (original)
+++ cfe/trunk/lib/CodeGen/CGDeclCXX.cpp Tue Feb 15 12:54:46 2011
@@ -159,11 +159,12 @@
llvm::Function *Fn =
llvm::Function::Create(FTy, llvm::GlobalValue::InternalLinkage,
Name, &CGM.getModule());
-
- // Set the section if needed.
- if (const char *Section =
- CGM.getContext().Target.getStaticInitSectionSpecifier())
- Fn->setSection(Section);
+ if (!CGM.getContext().getLangOptions().AppleKext) {
+ // Set the section if needed.
+ if (const char *Section =
+ CGM.getContext().Target.getStaticInitSectionSpecifier())
+ Fn->setSection(Section);
+ }
if (!CGM.getLangOptions().Exceptions)
Fn->setDoesNotThrow();
Added: cfe/trunk/test/CodeGenCXX/apple-kext-no-staticinit-section.C
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/CodeGenCXX/apple-kext-no-staticinit-section.C?rev=125585&view=auto
==============================================================================
--- cfe/trunk/test/CodeGenCXX/apple-kext-no-staticinit-section.C (added)
+++ cfe/trunk/test/CodeGenCXX/apple-kext-no-staticinit-section.C Tue Feb 15 12:54:46 2011
@@ -0,0 +1,20 @@
+// RUN: %clang_cc1 -triple x86_64-apple-darwin10 -fapple-kext -fno-rtti -emit-llvm -o - %s | FileCheck %s
+// rdar://8825235
+/**
+1) Normally, global object construction code ends up in __StaticInit segment of text section
+ .section __TEXT,__StaticInit,regular,pure_instructions
+ In kext mode, they end up in the __text segment.
+*/
+
+class foo {
+public:
+ foo();
+ virtual ~foo();
+};
+
+foo a;
+foo b;
+foo c;
+foo::~foo() {}
+
+// CHECK-NOT: __TEXT,__StaticInit,regular,pure_instructions
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