80 lines
2 KiB
Text
80 lines
2 KiB
Text
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// RUN: rm -rf %t
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// RUN: mkdir -p %t
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// RUN: split-file %s %t
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//
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// RUN: %clang_cc1 -std=c++20 %t/mod1.cppm -emit-module-interface -o %t/mod1.pcm
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// RUN: %clang_cc1 -std=c++20 %t/mod2.cppm -fmodule-file=mod1=%t/mod1.pcm \
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// RUN: -fsyntax-only -verify
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//
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// RUN: %clang_cc1 -std=c++20 %t/mod3.cppm -emit-module-interface -o %t/mod3.pcm
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// RUN: %clang_cc1 -std=c++20 %t/mod4.cppm -fmodule-file=mod3=%t/mod3.pcm \
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// RUN: -fsyntax-only -verify
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// Testing the behavior of `-fskip-odr-check-in-gmf`
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// RUN: %clang_cc1 -std=c++20 %t/mod3.cppm -fskip-odr-check-in-gmf \
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// RUN: -emit-module-interface -o %t/mod3.pcm
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// RUN: %clang_cc1 -std=c++20 %t/mod4.cppm -fmodule-file=mod3=%t/mod3.pcm \
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// RUN: -fskip-odr-check-in-gmf -DSKIP_ODR_CHECK_IN_GMF -fsyntax-only -verify
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//--- size_t.h
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extern "C" {
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typedef unsigned int size_t;
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}
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//--- csize_t
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namespace std {
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using :: size_t;
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}
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//--- align.h
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namespace std {
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enum class align_val_t : size_t {};
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}
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//--- mod1.cppm
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module;
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#include "size_t.h"
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#include "align.h"
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export module mod1;
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export using std::align_val_t;
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//--- mod2.cppm
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// expected-no-diagnostics
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module;
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#include "size_t.h"
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#include "csize_t"
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#include "align.h"
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export module mod2;
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import mod1;
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export using std::align_val_t;
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//--- signed_size_t.h
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// Test that we can still find the case if the underlying type is different
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extern "C" {
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typedef signed int size_t;
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}
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//--- mod3.cppm
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module;
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#include "size_t.h"
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#include "align.h"
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export module mod3;
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export using std::align_val_t;
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//--- mod4.cppm
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module;
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#include "signed_size_t.h"
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#include "csize_t"
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#include "align.h"
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export module mod4;
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import mod3;
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export using std::align_val_t;
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#ifdef SKIP_ODR_CHECK_IN_GMF
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// expected-no-diagnostics
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#else
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// expected-error@align.h:* {{'std::align_val_t' has different definitions in different modules; defined here first difference is enum with specified type 'size_t' (aka 'int')}}
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// expected-note@align.h:* {{but in 'mod3.<global>' found enum with specified type 'size_t' (aka 'unsigned int')}}
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#endif
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