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authorBill Wendling <isanbard@gmail.com>2011-03-21 21:30:43 +0000
committerBill Wendling <isanbard@gmail.com>2011-03-21 21:30:43 +0000
commit005273673eabe8988b4a23872c4c1c136224618b (patch)
tree05a37352637860556fa25e2ae446807d7c65981d
parenta458b52fcb59a9aa44eef20325adb066ccfd8e99 (diff)
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--- Merging r127622 into '.':
U test/CodeGen/darwin-string-literals.c U lib/CodeGen/CodeGenModule.cpp llvm-svn: 128025
-rw-r--r--clang/lib/CodeGen/CodeGenModule.cpp5
-rw-r--r--clang/test/CodeGen/darwin-string-literals.c4
2 files changed, 6 insertions, 3 deletions
diff --git a/clang/lib/CodeGen/CodeGenModule.cpp b/clang/lib/CodeGen/CodeGenModule.cpp
index c6c742a..b29389f 100644
--- a/clang/lib/CodeGen/CodeGenModule.cpp
+++ b/clang/lib/CodeGen/CodeGenModule.cpp
@@ -1662,7 +1662,10 @@ CodeGenModule::GetAddrOfConstantCFString(const StringLiteral *Literal) {
// does make plain ascii ones writable.
isConstant = true;
} else {
- Linkage = llvm::GlobalValue::PrivateLinkage;
+ // FIXME: With OS X ld 123.2 (xcode 4) and LTO we would get a linker error
+ // when using private linkage. It is not clear if this is a bug in ld
+ // or a reasonable new restriction.
+ Linkage = llvm::GlobalValue::LinkerPrivateLinkage;
isConstant = !Features.WritableStrings;
}
diff --git a/clang/test/CodeGen/darwin-string-literals.c b/clang/test/CodeGen/darwin-string-literals.c
index ef5601e..6f9e0d2 100644
--- a/clang/test/CodeGen/darwin-string-literals.c
+++ b/clang/test/CodeGen/darwin-string-literals.c
@@ -1,13 +1,13 @@
// RUN: %clang_cc1 -triple i386-apple-darwin9 -emit-llvm %s -o - | FileCheck -check-prefix LSB %s
// CHECK-LSB: @.str = private unnamed_addr constant [8 x i8] c"string0\00"
-// CHECK-LSB: @.str1 = private unnamed_addr constant [8 x i8] c"string1\00"
+// CHECK-LSB: @.str1 = linker_private unnamed_addr constant [8 x i8] c"string1\00"
// CHECK-LSB: @.str2 = internal unnamed_addr constant [36 x i8] c"h\00e\00l\00l\00o\00 \00\92! \00\03& \00\90! \00w\00o\00r\00l\00d\00\00\00", align 2
// RUN: %clang_cc1 -triple powerpc-apple-darwin9 -emit-llvm %s -o - | FileCheck -check-prefix MSB %s
// CHECK-MSB: @.str = private unnamed_addr constant [8 x i8] c"string0\00"
-// CHECK-MSB: @.str1 = private unnamed_addr constant [8 x i8] c"string1\00"
+// CHECK-MSB: @.str1 = linker_private unnamed_addr constant [8 x i8] c"string1\00"
// CHECK-MSB: @.str2 = internal unnamed_addr constant [36 x i8] c"\00h\00e\00l\00l\00o\00 !\92\00 &\03\00 !\90\00 \00w\00o\00r\00l\00d\00\00", align 2
const char *g0 = "string0";