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authorBruno Cardoso Lopes <bruno.cardoso@gmail.com>2017-08-10 15:16:24 +0000
committerBruno Cardoso Lopes <bruno.cardoso@gmail.com>2017-08-10 15:16:24 +0000
commitfca5abc9d23354a98562b55f4ee80347c7ae2c6a (patch)
tree20f2c6fbe3bcb86307939aaf13202678f57ee762 /clang/lib/Lex/HeaderSearch.cpp
parent926e2d39bf3862200586fbb061afb3121391dfc2 (diff)
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[Modules] Prevent #import to reenter header if not building a module.
When non-modular headers are imported while not building a module but in -fmodules mode, be conservative and preserve the default #import semantic: do not reenter headers. rdar://problem/33745031 llvm-svn: 310605
Diffstat (limited to 'clang/lib/Lex/HeaderSearch.cpp')
-rw-r--r--clang/lib/Lex/HeaderSearch.cpp2
1 files changed, 1 insertions, 1 deletions
diff --git a/clang/lib/Lex/HeaderSearch.cpp b/clang/lib/Lex/HeaderSearch.cpp
index 1ebcc0a..4b5df8c 100644
--- a/clang/lib/Lex/HeaderSearch.cpp
+++ b/clang/lib/Lex/HeaderSearch.cpp
@@ -1143,7 +1143,7 @@ bool HeaderSearch::ShouldEnterIncludeFile(Preprocessor &PP,
// headers find in the wild might rely only on #import and do not contain
// controlling macros, be conservative and only try to enter textual headers
// if such macro is present.
- if (!FileInfo.isModuleHeader &&
+ if (FileInfo.isCompilingModuleHeader && !FileInfo.isModuleHeader &&
FileInfo.getControllingMacro(ExternalLookup))
TryEnterHdr = true;
return TryEnterHdr;