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PR30508: Downgrade error to warning if the umbrella folder doesn't exist. 

Patch by Yuka Takahashi (D32119)!

llvm-svn: 300594
This commit is contained in:
Vassil Vassilev 2017-04-18 20:57:29 +00:00
parent fdf7779795
commit a0320b97fa
3 changed files with 12 additions and 4 deletions
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5
clang/include/clang/Basic/DiagnosticLexKinds.td
View File

@ -594,8 +594,6 @@ def err_mmap_expected_mmap_file : Error<"expected a module map file name">;
def err_mmap_module_redefinition : Error<
"redefinition of module '%0'">;
def note_mmap_prev_definition : Note<"previously defined here">;
def err_mmap_umbrella_dir_not_found : Error<
"umbrella directory '%0' not found">;
def err_mmap_umbrella_clash : Error<
"umbrella for module '%0' already covers this directory">;
def err_mmap_module_id : Error<
@ -656,6 +654,9 @@ def note_implicit_top_level_module_import_here : Note<
def warn_uncovered_module_header : Warning<
"umbrella header for module '%0' does not include header '%1'">,
InGroup<IncompleteUmbrella>;
def warn_mmap_umbrella_dir_not_found : Warning<
"umbrella directory '%0' not found">,
InGroup<IncompleteUmbrella>;
def err_expected_id_building_module : Error<
"expected a module name in '__building_module' expression">;
def warn_use_of_private_header_outside_module : Warning<

3
clang/lib/Lex/ModuleMap.cpp
View File

@ -2002,9 +2002,8 @@ void ModuleMapParser::parseUmbrellaDirDecl(SourceLocation UmbrellaLoc) {
}
if (!Dir) {
Diags.Report(DirNameLoc, diag::err_mmap_umbrella_dir_not_found)
Diags.Report(DirNameLoc, diag::warn_mmap_umbrella_dir_not_found)
<< DirName;
HadError = true;
return;
}

8
clang/test/Modules/umbrella-header-include-builtin.mm
View File

@ -4,3 +4,11 @@
// RUN: %clang -cc1 -fsyntax-only -nostdinc++ -isysroot %S/Inputs/libc-libcxx/sysroot -isystem %S/Inputs/libc-libcxx/sysroot/usr/include/c++/v1 -F%S/Inputs/libc-libcxx/sysroot/Frameworks -std=c++11 -fmodules -fimplicit-module-maps -fmodules-cache-path=%t -x objective-c++ %s
#include <A/A.h>
// RUN: rm -rf %t
// RUN: mkdir %t
// RUN: echo "module NonExistent1 { umbrella \"NonExistent\" }" > %t/modules.modulemap
// RUN: echo "" > %t/A.h
// RUN: echo "#include \"A.h\" int i;" > %t/T.cxx
// RUN: %clang -I %t -fmodules -fsyntax-only %t/T.cxx
// expected-warning {{ umbrella directory }}