[PATCH] D26452: Make output of -ast-print a valid C++ code.

2016-11-10 Thread Serge Pavlov via cfe-commits
This revision was automatically updated to reflect the committed changes.
Closed by commit rL286439: Make output of -ast-print a valid C++ code. 
(authored by sepavloff).

Changed prior to commit:
  https://reviews.llvm.org/D26452?vs=77354=77452#toc

Repository:
  rL LLVM

https://reviews.llvm.org/D26452

Files:
  cfe/trunk/lib/AST/DeclPrinter.cpp
  cfe/trunk/test/Analysis/cfg.cpp
  cfe/trunk/test/Coverage/ast-print-func.cpp
  cfe/trunk/test/Coverage/ast-print-temp-class.cpp
  cfe/trunk/test/Coverage/ast-print-temp-func.cpp
  cfe/trunk/test/Coverage/ast-printing.cpp
  cfe/trunk/test/Index/comment-cplus-decls.cpp
  cfe/trunk/test/Index/comment-to-html-xml-conversion.cpp
  cfe/trunk/test/Misc/ast-dump-templates.cpp
  cfe/trunk/test/OpenMP/atomic_ast_print.cpp
  cfe/trunk/test/OpenMP/barrier_ast_print.cpp
  cfe/trunk/test/OpenMP/critical_ast_print.cpp
  cfe/trunk/test/OpenMP/declare_reduction_ast_print.cpp
  cfe/trunk/test/OpenMP/declare_simd_ast_print.cpp
  cfe/trunk/test/OpenMP/declare_target_ast_print.cpp
  cfe/trunk/test/OpenMP/distribute_ast_print.cpp
  cfe/trunk/test/OpenMP/distribute_dist_schedule_ast_print.cpp
  cfe/trunk/test/OpenMP/distribute_parallel_for_ast_print.cpp
  cfe/trunk/test/OpenMP/distribute_parallel_for_simd_ast_print.cpp
  cfe/trunk/test/OpenMP/distribute_simd_ast_print.cpp
  cfe/trunk/test/OpenMP/flush_ast_print.cpp
  cfe/trunk/test/OpenMP/for_ast_print.cpp
  cfe/trunk/test/OpenMP/for_simd_ast_print.cpp
  cfe/trunk/test/OpenMP/ordered_ast_print.cpp
  cfe/trunk/test/OpenMP/parallel_ast_print.cpp
  cfe/trunk/test/OpenMP/parallel_for_ast_print.cpp
  cfe/trunk/test/OpenMP/parallel_for_simd_ast_print.cpp
  cfe/trunk/test/OpenMP/parallel_sections_ast_print.cpp
  cfe/trunk/test/OpenMP/sections_ast_print.cpp
  cfe/trunk/test/OpenMP/simd_ast_print.cpp
  cfe/trunk/test/OpenMP/single_ast_print.cpp
  cfe/trunk/test/OpenMP/target_ast_print.cpp
  cfe/trunk/test/OpenMP/target_data_ast_print.cpp
  cfe/trunk/test/OpenMP/target_data_use_device_ptr_ast_print.cpp
  cfe/trunk/test/OpenMP/target_enter_data_ast_print.cpp
  cfe/trunk/test/OpenMP/target_exit_data_ast_print.cpp
  cfe/trunk/test/OpenMP/target_is_device_ptr_ast_print.cpp
  cfe/trunk/test/OpenMP/target_parallel_ast_print.cpp
  cfe/trunk/test/OpenMP/target_parallel_for_ast_print.cpp
  cfe/trunk/test/OpenMP/target_parallel_for_simd_ast_print.cpp
  cfe/trunk/test/OpenMP/target_simd_ast_print.cpp
  cfe/trunk/test/OpenMP/target_update_ast_print.cpp
  cfe/trunk/test/OpenMP/task_ast_print.cpp
  cfe/trunk/test/OpenMP/taskloop_ast_print.cpp
  cfe/trunk/test/OpenMP/taskloop_simd_ast_print.cpp
  cfe/trunk/test/OpenMP/taskwait_ast_print.cpp
  cfe/trunk/test/OpenMP/taskyield_ast_print.cpp
  cfe/trunk/test/OpenMP/teams_ast_print.cpp
  cfe/trunk/test/OpenMP/teams_distribute_ast_print.cpp
  cfe/trunk/test/OpenMP/teams_distribute_simd_ast_print.cpp
  cfe/trunk/test/OpenMP/threadprivate_ast_print.cpp
  cfe/trunk/test/SemaTemplate/temp_arg_enum_printing.cpp
  cfe/trunk/unittests/AST/ASTTypeTraitsTest.cpp
  cfe/trunk/unittests/AST/DeclPrinterTest.cpp

Index: cfe/trunk/lib/AST/DeclPrinter.cpp
===
--- cfe/trunk/lib/AST/DeclPrinter.cpp
+++ cfe/trunk/lib/AST/DeclPrinter.cpp
@@ -78,6 +78,10 @@
 void VisitTemplateDecl(const TemplateDecl *D);
 void VisitFunctionTemplateDecl(FunctionTemplateDecl *D);
 void VisitClassTemplateDecl(ClassTemplateDecl *D);
+void VisitClassTemplateSpecializationDecl(
+ClassTemplateSpecializationDecl *D);
+void VisitClassTemplatePartialSpecializationDecl(
+ ClassTemplatePartialSpecializationDecl *D);
 void VisitObjCMethodDecl(ObjCMethodDecl *D);
 void VisitObjCImplementationDecl(ObjCImplementationDecl *D);
 void VisitObjCInterfaceDecl(ObjCInterfaceDecl *D);
@@ -95,8 +99,9 @@
 void VisitOMPDeclareReductionDecl(OMPDeclareReductionDecl *D);
 void VisitOMPCapturedExprDecl(OMPCapturedExprDecl *D);
 
-void PrintTemplateParameters(const TemplateParameterList *Params,
- const TemplateArgumentList *Args = nullptr);
+void printTemplateParameters(const TemplateParameterList *Params);
+void printTemplateArguments(const TemplateArgumentList ,
+const TemplateParameterList *Params = nullptr);
 void prettyPrintAttributes(Decl *D);
 void prettyPrintPragmas(Decl *D);
 void printDeclType(QualType T, StringRef DeclName, bool Pack = false);
@@ -290,6 +295,13 @@
 if (D->isImplicit())
   continue;
 
+// Don't print implicit specializations, as they are printed when visiting
+// corresponding templates.
+if (auto FD = dyn_cast(*D))
+  if (FD->getTemplateSpecializationKind() == TSK_ImplicitInstantiation &&
+  !isa(DC))
+continue;
+
 // The next bits of code handles stuff like "struct {int x;} a,b"; we're
 // forced to merge the declarations because there's 

[PATCH] D26452: Make output of -ast-print a valid C++ code.

2016-11-09 Thread Richard Smith via cfe-commits
rsmith accepted this revision.
rsmith added a reviewer: rsmith.
rsmith added a comment.
This revision is now accepted and ready to land.

I've not looked at all of the test changes in detail, but this looks fine to me.


https://reviews.llvm.org/D26452



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[PATCH] D26452: Make output of -ast-print a valid C++ code.

2016-11-09 Thread Serge Pavlov via cfe-commits
sepavloff created this revision.
sepavloff added reviewers: ABataev, gribozavr, rtrieu.
sepavloff added a subscriber: cfe-commits.

Output generated by option -ast-print looks like C/C++ code, and it
really is for plain C. For C++ the produced output was not valid C++
code, but the differences were small. With this change the output
is fixed and can be compiled. Tests are changed so that output produced
by -ast-print is compiled again with the same flags and both outputs are
compared.

Option -ast-print is extensively used in clang tests but it itself
was tested poorly, existing tests only checked that compiler did not
crash. There are unit tests in file DeclPrinterTest.cpp, but they test
only terse output mode.

The change affects many test files but the changes are mostly
mechanical. Two main reasons why the test files require update are:

- change in form of template specialization output,
- template now is printed before its specializations.


https://reviews.llvm.org/D26452

Files:
  lib/AST/DeclPrinter.cpp
  test/Analysis/cfg.cpp
  test/Coverage/ast-print-func.cpp
  test/Coverage/ast-print-temp-class.cpp
  test/Coverage/ast-print-temp-func.cpp
  test/Coverage/ast-printing.cpp
  test/Index/comment-cplus-decls.cpp
  test/Index/comment-to-html-xml-conversion.cpp
  test/Misc/ast-dump-templates.cpp
  test/OpenMP/atomic_ast_print.cpp
  test/OpenMP/barrier_ast_print.cpp
  test/OpenMP/critical_ast_print.cpp
  test/OpenMP/declare_reduction_ast_print.cpp
  test/OpenMP/declare_simd_ast_print.cpp
  test/OpenMP/declare_target_ast_print.cpp
  test/OpenMP/distribute_ast_print.cpp
  test/OpenMP/distribute_dist_schedule_ast_print.cpp
  test/OpenMP/distribute_parallel_for_ast_print.cpp
  test/OpenMP/distribute_parallel_for_simd_ast_print.cpp
  test/OpenMP/distribute_simd_ast_print.cpp
  test/OpenMP/flush_ast_print.cpp
  test/OpenMP/for_ast_print.cpp
  test/OpenMP/for_simd_ast_print.cpp
  test/OpenMP/ordered_ast_print.cpp
  test/OpenMP/parallel_ast_print.cpp
  test/OpenMP/parallel_for_ast_print.cpp
  test/OpenMP/parallel_for_simd_ast_print.cpp
  test/OpenMP/parallel_sections_ast_print.cpp
  test/OpenMP/sections_ast_print.cpp
  test/OpenMP/simd_ast_print.cpp
  test/OpenMP/single_ast_print.cpp
  test/OpenMP/target_ast_print.cpp
  test/OpenMP/target_data_ast_print.cpp
  test/OpenMP/target_data_use_device_ptr_ast_print.cpp
  test/OpenMP/target_enter_data_ast_print.cpp
  test/OpenMP/target_exit_data_ast_print.cpp
  test/OpenMP/target_is_device_ptr_ast_print.cpp
  test/OpenMP/target_parallel_ast_print.cpp
  test/OpenMP/target_parallel_for_ast_print.cpp
  test/OpenMP/target_parallel_for_simd_ast_print.cpp
  test/OpenMP/target_simd_ast_print.cpp
  test/OpenMP/target_update_ast_print.cpp
  test/OpenMP/task_ast_print.cpp
  test/OpenMP/taskloop_ast_print.cpp
  test/OpenMP/taskloop_simd_ast_print.cpp
  test/OpenMP/taskwait_ast_print.cpp
  test/OpenMP/taskyield_ast_print.cpp
  test/OpenMP/teams_ast_print.cpp
  test/OpenMP/teams_distribute_ast_print.cpp
  test/OpenMP/teams_distribute_simd_ast_print.cpp
  test/OpenMP/threadprivate_ast_print.cpp
  test/SemaTemplate/temp_arg_enum_printing.cpp
  unittests/AST/ASTTypeTraitsTest.cpp
  unittests/AST/DeclPrinterTest.cpp

Index: unittests/AST/DeclPrinterTest.cpp
===
--- unittests/AST/DeclPrinterTest.cpp
+++ unittests/AST/DeclPrinterTest.cpp
@@ -254,178 +254,157 @@
   ASSERT_TRUE(PrintedDeclCXX98Matches(
 "class A { int a; };",
 "A",
-"class A {\n}"));
-// Should be: with semicolon, with { ... }
+"class A {}"));
 }
 
 TEST(DeclPrinter, TestCXXRecordDecl2) {
   ASSERT_TRUE(PrintedDeclCXX98Matches(
 "struct A { int a; };",
 "A",
-"struct A {\n}"));
-// Should be: with semicolon, with { ... }
+"struct A {}"));
 }
 
 TEST(DeclPrinter, TestCXXRecordDecl3) {
   ASSERT_TRUE(PrintedDeclCXX98Matches(
 "union A { int a; };",
 "A",
-"union A {\n}"));
-// Should be: with semicolon, with { ... }
+"union A {}"));
 }
 
 TEST(DeclPrinter, TestCXXRecordDecl4) {
   ASSERT_TRUE(PrintedDeclCXX98Matches(
 "class Z { int a; };"
 "class A : Z { int b; };",
 "A",
-"class A : Z {\n}"));
-// Should be: with semicolon, with { ... }
+"class A : Z {}"));
 }
 
 TEST(DeclPrinter, TestCXXRecordDecl5) {
   ASSERT_TRUE(PrintedDeclCXX98Matches(
 "struct Z { int a; };"
 "struct A : Z { int b; };",
 "A",
-"struct A : Z {\n}"));
-// Should be: with semicolon, with { ... }
+"struct A : Z {}"));
 }
 
 TEST(DeclPrinter, TestCXXRecordDecl6) {
   ASSERT_TRUE(PrintedDeclCXX98Matches(
 "class Z { int a; };"
 "class A : public Z { int b; };",
 "A",
-"class A : public Z {\n}"));
-// Should be: with semicolon, with { ... }
+"class A : public Z {}"));
 }
 
 TEST(DeclPrinter, TestCXXRecordDecl7) {
   ASSERT_TRUE(PrintedDeclCXX98Matches(
 "class Z { int a; };"
 "class A : protected Z { int b; };",
 "A",
-"class A : protected Z