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-rw-r--r--lib/Rewrite/InclusionRewriter.cpp3
-rw-r--r--test/Frontend/rewrite-includes-missing.c7
2 files changed, 9 insertions, 1 deletions
diff --git a/lib/Rewrite/InclusionRewriter.cpp b/lib/Rewrite/InclusionRewriter.cpp
index 2dd6b34f61..3dfc3b0089 100644
--- a/lib/Rewrite/InclusionRewriter.cpp
+++ b/lib/Rewrite/InclusionRewriter.cpp
@@ -250,7 +250,8 @@ bool InclusionRewriter::Process(FileID FileId,
{
bool Invalid;
const MemoryBuffer &FromFile = *SM.getBuffer(FileId, &Invalid);
- assert(!Invalid && "Invalid FileID while trying to rewrite includes");
+ if (Invalid) // invalid inclusion
+ return true;
const char *FileName = FromFile.getBufferIdentifier();
Lexer RawLex(FileId, &FromFile, PP.getSourceManager(), PP.getLangOpts());
RawLex.SetCommentRetentionState(false);
diff --git a/test/Frontend/rewrite-includes-missing.c b/test/Frontend/rewrite-includes-missing.c
new file mode 100644
index 0000000000..d16fbebea6
--- /dev/null
+++ b/test/Frontend/rewrite-includes-missing.c
@@ -0,0 +1,7 @@
+// RUN: %clang_cc1 -verify -E -frewrite-includes %s -o - | FileCheck -strict-whitespace %s
+
+#include "foobar.h" // expected-error {{'foobar.h' file not found}}
+// CHECK: {{^}}#if 0 /* expanded by -frewrite-includes */{{$}}
+// CHECK-NEXT: {{^}}#include "foobar.h"
+// CHECK-NEXT: {{^}}#endif /* expanded by -frewrite-includes */{{$}}
+// CHECK-NEXT: {{^}}# 4 "/usr/local/google/home/blaikie/Development/llvm/src/tools/clang/test/Frontend/rewrite-includes-missing.c" 2{{$}}