Treat the weak export of block runtime symbols as a deployment-target

feature akin to the ARC runtime checks.  Removes a terrible hack where
IR gen needed to find the declarations of those symbols in the translation
unit.

llvm-svn: 139404

3 files changed, 0 insertions, 78 deletions

diff --git a/clang/test/CodeGen/block-decl-merging.c b/clang/test/CodeGen/block-decl-merging.c
deleted file mode 100644
index 1e7a9f4e92c..00000000000
--- a/clang/test/CodeGen/block-decl-merging.c
+++ /dev/null
@@ -1,20 +0,0 @@
-// RUN: %clang_cc1 -triple i386-apple-darwin10 -fblocks -emit-llvm -o - %s | \
-// RUN:   FileCheck %s
-
-// CHECK: @_NSConcreteGlobalBlock = extern_weak global
-extern void * _NSConcreteStackBlock[32] __attribute__((weak_import));
-// CHECK: @_NSConcreteStackBlock = extern_weak global
-extern void * _NSConcreteGlobalBlock[32] __attribute__((weak_import));
-extern void _Block_object_dispose(const void *, const int) __attribute__((weak_import));
-// CHECK: declare extern_weak void @_Block_object_assign
-extern void _Block_object_assign(void *, const void *, const int) __attribute__((weak_import));
-// CHECK: declare extern_weak void @_Block_object_dispose
-
-void *x = ^(){};
-
-void f1(void (^a0)(void));
-
-void f0() {
-  __block int x;
-  f1(^(void){ x = 1; });
-}
diff --git a/clang/test/PCH/block-decl-merging.c b/clang/test/PCH/block-decl-merging.c
deleted file mode 100644
index 9612b2e5228..00000000000
--- a/clang/test/PCH/block-decl-merging.c
+++ /dev/null
@@ -1,28 +0,0 @@
-// RUN: %clang_cc1 -triple i386-apple-darwin10 -fblocks %s -emit-pch -o %t
-// RUN: %clang_cc1 -triple i386-apple-darwin10 -fblocks %s -include-pch %t -emit-llvm -o - | \
-// RUN:   FileCheck %s
-
-#ifndef HEADER
-#define HEADER
-
-// CHECK: @_NSConcreteGlobalBlock = extern_weak global
-extern void * _NSConcreteStackBlock[32] __attribute__((weak_import));
-// CHECK: @_NSConcreteStackBlock = extern_weak global
-extern void * _NSConcreteGlobalBlock[32] __attribute__((weak_import));
-extern void _Block_object_dispose(const void *, const int) __attribute__((weak_import));
-// CHECK: declare extern_weak void @_Block_object_assign
-extern void _Block_object_assign(void *, const void *, const int) __attribute__((weak_import));
-// CHECK: declare extern_weak void @_Block_object_dispose
-
-#else
-
-void *x = ^(){};
-
-void f1(void (^a0)(void));
-
-void f0() {
-  __block int x;
-  f1(^(void){ x = 1; });
-}
-
-#endif
diff --git a/clang/test/PCH/block-decl-merging.cpp b/clang/test/PCH/block-decl-merging.cpp
deleted file mode 100644
index 3c0dac63ae2..00000000000
--- a/clang/test/PCH/block-decl-merging.cpp
+++ /dev/null
@@ -1,30 +0,0 @@
-// RUN: %clang_cc1 -triple i386-apple-darwin10 -fblocks %s -emit-pch -o %t
-// RUN: %clang_cc1 -triple i386-apple-darwin10 -fblocks %s -include-pch %t -emit-llvm -o - | \
-// RUN:   FileCheck %s
-
-#ifndef HEADER
-#define HEADER
-
-extern "C" {
-// CHECK: @_NSConcreteGlobalBlock = extern_weak global
-extern void * _NSConcreteStackBlock[32] __attribute__((weak_import));
-// CHECK: @_NSConcreteStackBlock = extern_weak global
-extern void * _NSConcreteGlobalBlock[32] __attribute__((weak_import));
-extern void _Block_object_dispose(const void *, const int) __attribute__((weak_import));
-// CHECK: declare extern_weak void @_Block_object_assign
-extern void _Block_object_assign(void *, const void *, const int) __attribute__((weak_import));
-// CHECK: declare extern_weak void @_Block_object_dispose
-}
-
-#else
-
-void *x = ^(){};
-
-void f1(void (^a0)(void));
-
-void f0() {
-  __block int x;
-  f1(^(void){ x = 1; });
-}
-
-#endif