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-rw-r--r--clang/lib/Serialization/ASTReader.cpp4
-rw-r--r--clang/test/Modules/diamond-pch.c32
2 files changed, 34 insertions, 2 deletions
diff --git a/clang/lib/Serialization/ASTReader.cpp b/clang/lib/Serialization/ASTReader.cpp
index 76bc0b84000..22e34d62af4 100644
--- a/clang/lib/Serialization/ASTReader.cpp
+++ b/clang/lib/Serialization/ASTReader.cpp
@@ -1210,7 +1210,7 @@ ASTReader::ASTReadResult ASTReader::ReadSLocEntryRecord(int ID) {
FileID BufferID = SourceMgr.createFileIDForMemBuffer(Buffer, ID,
BaseOffset + Offset);
- if (strcmp(Name, "<built-in>") == 0) {
+ if (strcmp(Name, "<built-in>") == 0 && F->Kind == MK_PCH) {
PCHPredefinesBlock Block = {
BufferID,
StringRef(BlobStart, BlobLen - 1)
@@ -2530,7 +2530,7 @@ ASTReader::ASTReadResult ASTReader::ReadAST(const std::string &FileName,
// Here comes stuff that we only do once the entire chain is loaded.
// Check the predefines buffers.
- if (!DisableValidation && Type != MK_Module && Type != MK_Preamble &&
+ if (!DisableValidation && Type == MK_PCH &&
// FIXME: CheckPredefinesBuffers also sets the SuggestedPredefines;
// if DisableValidation is true, defines that were set on command-line
// but not in the PCH file will not be added to SuggestedPredefines.
diff --git a/clang/test/Modules/diamond-pch.c b/clang/test/Modules/diamond-pch.c
new file mode 100644
index 00000000000..f5b0faa424b
--- /dev/null
+++ b/clang/test/Modules/diamond-pch.c
@@ -0,0 +1,32 @@
+
+
+
+// in diamond-bottom.h: expected-note{{passing argument to parameter 'x' here}}
+
+// FIXME: The module import below shouldn't be necessary, because importing the
+// precompiled header should make all of the modules visible that were
+// visible when the PCH file was built.
+__import_module__ diamond_bottom;
+
+void test_diamond(int i, float f, double d, char c) {
+ top(&i);
+ left(&f);
+ right(&d);
+ bottom(&c);
+ bottom(&d); // expected-warning{{incompatible pointer types passing 'double *' to parameter of type 'char *'}}
+
+ // Names in multiple places in the diamond.
+ top_left(&c);
+
+ left_and_right(&i);
+ struct left_and_right lr;
+ lr.left = 17;
+}
+
+// RUN: rm -rf %t
+// RUN: %clang_cc1 -emit-module -fmodule-cache-path %t -fmodule-name=diamond_top %S/Inputs/module.map
+// RUN: %clang_cc1 -emit-module -fmodule-cache-path %t -fmodule-name=diamond_left %S/Inputs/module.map
+// RUN: %clang_cc1 -emit-module -fmodule-cache-path %t -fmodule-name=diamond_right %S/Inputs/module.map
+// RUN: %clang_cc1 -emit-module -fmodule-cache-path %t -fmodule-name=diamond_bottom %S/Inputs/module.map
+// RUN: %clang_cc1 -emit-pch -fmodule-cache-path %t -o %t.pch %S/Inputs/diamond.h
+// RUN: %clang_cc1 -fmodule-cache-path %t -include-pch %t.pch %s -verify
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