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There's some code in the PCH reader that looks like it's needlessly complex, but 

turns out that it's actually needed for C++ modules support. Since simplifying
it didn't cause any test failures, I'll add a test for it.

llvm-svn: 154582
This commit is contained in:
Nick Lewycky 2012-04-12 07:56:21 +00:00
parent a5f6fd9884
commit 02f75673dd
4 changed files with 21 additions and 0 deletions
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2
clang/test/Modules/Inputs/module.map
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@ -36,6 +36,8 @@ module category_bottom {
module category_other { header "category_other.h" }
module redeclarations_left { header "redeclarations_left.h" }
module redeclarations_right { header "redeclarations_right.h" }
module redecl_namespaces_left { header "redecl_namespaces_left.h" }
module redecl_namespaces_right { header "redecl_namespaces_right.h" }
module load_failure { header "load_failure.h" }
module decldef {

3
clang/test/Modules/Inputs/redecl_namespaces_left.h Normal file
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@ -0,0 +1,3 @@
namespace A {
int i;
}

3
clang/test/Modules/Inputs/redecl_namespaces_right.h Normal file
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@ -0,0 +1,3 @@
namespace A {
int j;
}

13
clang/test/Modules/redecl-namespaces.mm Normal file
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@ -0,0 +1,13 @@
@__experimental_modules_import redecl_namespaces_left;
@__experimental_modules_import redecl_namespaces_right;
void test() {
A::i;
A::j;
A::k; // expected-error {{no member named 'k' in namespace 'A'}}
}
// RUN: rm -rf %t
// RUN: %clang_cc1 -fmodules -x objective-c++ -fmodule-cache-path %t -emit-module -fmodule-name=redecl_namespaces_left %S/Inputs/module.map
// RUN: %clang_cc1 -fmodules -x objective-c++ -fmodule-cache-path %t -emit-module -fmodule-name=redecl_namespaces_right %S/Inputs/module.map
// RUN: %clang_cc1 -fmodules -fmodule-cache-path %t -w %s -verify