If we can't write the temporary module map file when compiling a
module, at least have the decency to complain about it.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@146002 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/include/clang/Basic/DiagnosticFrontendKinds.td b/include/clang/Basic/DiagnosticFrontendKinds.td
index cd797fc..ca15fee 100644
--- a/include/clang/Basic/DiagnosticFrontendKinds.td
+++ b/include/clang/Basic/DiagnosticFrontendKinds.td
@@ -183,5 +183,6 @@
def err_no_submodule : Error<"no submodule named %0 in module '%1'">;
def err_no_submodule_suggest : Error<
"no submodule named %0 in module '%1'; did you mean '%2'?">;
-
+def err_module_map_temp_file : Error<
+ "unable to write temporary module map file '%0'">, DefaultFatal;
}
diff --git a/lib/Frontend/CompilerInstance.cpp b/lib/Frontend/CompilerInstance.cpp
index 454d7bd..7b3fe78 100644
--- a/lib/Frontend/CompilerInstance.cpp
+++ b/lib/Frontend/CompilerInstance.cpp
@@ -1026,7 +1026,8 @@
TempModuleMapFileName,
/*makeAbsolute=*/true)
!= llvm::errc::success) {
- // FIXME: Give a sensible error message here.
+ ImportingInstance.getDiagnostics().Report(diag::err_module_map_temp_file)
+ << TempModuleMapFileName;
return;
}
// Print the module map to this file.