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llvm-project/clang/test/Preprocessor/mi_opt.h

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Fix a nasty corner case that Neil noticed in PR1900, where we would incorrectly apply the multiple include optimization to files with guards like: #if !defined(x) MACRO where MACRO could expand to different things in different contexts. Thanks Neil! llvm-svn: 45716
2008-01-08 03:50:27 +08:00
#if !defined foo MACRO
#define foo
int x = 2;
#endif