forked from OSchip/llvm-project
87 lines
2.7 KiB
C
87 lines
2.7 KiB
C
// RUN: rm -rf %t
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// RUN: %clang_cc1 -fmodules -fimplicit-module-maps -x objective-c -verify -fmodules-cache-path=%t -I %S/Inputs %s
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// RUN: %clang_cc1 -fmodules -fimplicit-module-maps -fmodules-local-submodule-visibility -x objective-c++ -verify -fmodules-cache-path=%t -I %S/Inputs %s -DLOCAL_VISIBILITY
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// This test checks some of the same things as macros.c, but imports modules in
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// a different order.
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@import macros_other;
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int n0 = TOP_OTHER_DEF_RIGHT_UNDEF; // ok
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@import macros_top;
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TOP_OTHER_DEF_RIGHT_UNDEF *n0b; // expected-warning{{ambiguous expansion of macro 'TOP_OTHER_DEF_RIGHT_UNDEF'}}
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// expected-note@macros_top.h:22 {{expanding this definition of 'TOP_OTHER_DEF_RIGHT_UNDEF'}}
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// expected-note@macros_other.h:6 {{other definition of 'TOP_OTHER_DEF_RIGHT_UNDEF'}}
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@import macros_right;
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@import macros_left;
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#ifdef TOP_LEFT_UNDEF
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# error TOP_LEFT_UNDEF should not be defined
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#endif
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#ifndef TOP_RIGHT_UNDEF
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# error TOP_RIGHT_UNDEF should still be defined
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#endif
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void test(void) {
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float f;
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TOP_RIGHT_REDEF *fp = &f; // ok, right's definition overrides top's definition
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// Note, left's definition wins here, whereas right's definition wins in
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// macros.c.
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int i;
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LEFT_RIGHT_IDENTICAL *ip = &i;
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LEFT_RIGHT_DIFFERENT *ip2 = &f; // expected-warning{{ambiguous expansion of macro 'LEFT_RIGHT_DIFFERENT'}}
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// expected-note@macros_left.h:14 {{expanding this}}
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// expected-note@macros_right.h:12 {{other}}
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LEFT_RIGHT_DIFFERENT2 *ip3 = &f; // expected-warning{{ambiguous expansion of macro 'LEFT_RIGHT_DIFFERENT2}}
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// expected-note@macros_left.h:11 {{expanding this}}
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// expected-note@macros_right.h:13 {{other}}
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#undef LEFT_RIGHT_DIFFERENT3
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int LEFT_RIGHT_DIFFERENT3;
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}
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@import macros_right.undef;
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// See macros.c.
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#ifdef LOCAL_VISIBILITY
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# ifndef TOP_RIGHT_UNDEF
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# error TOP_RIGHT_UNDEF should still be defined
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# endif
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#else
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# ifdef TOP_RIGHT_UNDEF
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# error TOP_RIGHT_UNDEF should not be defined
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# endif
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#endif
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#ifndef TOP_OTHER_UNDEF1
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# error TOP_OTHER_UNDEF1 should still be defined
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#endif
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#ifndef TOP_OTHER_UNDEF2
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# error TOP_OTHER_UNDEF2 should still be defined
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#endif
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#ifndef TOP_OTHER_REDEF1
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# error TOP_OTHER_REDEF1 should still be defined
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#endif
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int n1 = TOP_OTHER_REDEF1; // expected-warning{{ambiguous expansion of macro 'TOP_OTHER_REDEF1'}}
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// expected-note@macros_top.h:19 {{expanding this definition}}
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// expected-note@macros_other.h:4 {{other definition}}
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#ifndef TOP_OTHER_REDEF2
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# error TOP_OTHER_REDEF2 should still be defined
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#endif
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int n2 = TOP_OTHER_REDEF2; // ok
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int n3 = TOP_OTHER_DEF_RIGHT_UNDEF; // ok
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int top_redef_in_submodules = TOP_REDEF_IN_SUBMODULES;
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@import macros_top.c;
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void test2(void) {
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int TOP_REDEF_IN_SUBMODULES = top_redef_in_submodules;
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}
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