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98a1266218
This is consistent with -Wbuiltin-macro-redefined, and puts this common extension warning under a flag. Reviewers: rsmith Differential Revision: http://llvm-reviews.chandlerc.com/D3283 llvm-svn: 205591
20 lines
555 B
C
20 lines
555 B
C
// RUN: %clang_cc1 %s -Eonly -verify -Wno-all -Wmacro-redefined -DCLI_MACRO=1 -DWMACRO_REDEFINED
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// RUN: %clang_cc1 %s -Eonly -verify -Wno-all -Wno-macro-redefined -DCLI_MACRO=1
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#ifndef WMACRO_REDEFINED
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// expected-no-diagnostics
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#endif
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#ifdef WMACRO_REDEFINED
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// expected-note@1 {{previous definition is here}}
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// expected-warning@+2 {{macro redefined}}
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#endif
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#define CLI_MACRO
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#ifdef WMACRO_REDEFINED
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// expected-note@+3 {{previous definition is here}}
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// expected-warning@+3 {{macro redefined}}
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#endif
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#define REGULAR_MACRO
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#define REGULAR_MACRO 1
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