forked from OSchip/llvm-project
116 lines
4.6 KiB
C++
116 lines
4.6 KiB
C++
// RUN: rm -rf %t
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// RUN: cd %S
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//
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// RUN: %clang_cc1 -fmodules -x c++ -fmodules-cache-path=%t \
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// RUN: -v \
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// RUN: -iquote Inputs/macro-ambiguity/a/quote \
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// RUN: -isystem Inputs/macro-ambiguity/a/system \
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// RUN: -fno-implicit-modules -fno-modules-implicit-maps \
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// RUN: -fmodule-map-file-home-is-cwd \
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// RUN: -emit-module -fmodule-name=a -o %t/a.pcm \
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// RUN: Inputs/macro-ambiguity/module.modulemap
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//
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// RUN: %clang_cc1 -fmodules -x c++ -fmodules-cache-path=%t \
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// RUN: -v \
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// RUN: -iquote Inputs/macro-ambiguity/b/quote \
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// RUN: -isystem Inputs/macro-ambiguity/b/system \
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// RUN: -fno-implicit-modules -fno-modules-implicit-maps \
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// RUN: -fmodule-map-file-home-is-cwd \
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// RUN: -emit-module -fmodule-name=b -o %t/b.pcm \
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// RUN: Inputs/macro-ambiguity/module.modulemap
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//
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// RUN: %clang_cc1 -fmodules -x c++ -fmodules-cache-path=%t \
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// RUN: -v \
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// RUN: -iquote Inputs/macro-ambiguity/c/quote \
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// RUN: -isystem Inputs/macro-ambiguity/c/system \
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// RUN: -fno-implicit-modules -fno-modules-implicit-maps \
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// RUN: -fmodule-map-file-home-is-cwd \
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// RUN: -emit-module -fmodule-name=c -o %t/c.pcm \
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// RUN: Inputs/macro-ambiguity/module.modulemap
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//
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// RUN: %clang_cc1 -fmodules -x c++ -fmodules-cache-path=%t \
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// RUN: -v \
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// RUN: -iquote Inputs/macro-ambiguity/d/quote \
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// RUN: -isystem Inputs/macro-ambiguity/d/system \
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// RUN: -fno-implicit-modules -fno-modules-implicit-maps \
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// RUN: -fmodule-map-file-home-is-cwd \
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// RUN: -emit-module -fmodule-name=d -o %t/d.pcm \
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// RUN: Inputs/macro-ambiguity/module.modulemap
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//
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// RUN: %clang_cc1 -fmodules -x c++ -fmodules-cache-path=%t \
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// RUN: -v \
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// RUN: -iquote Inputs/macro-ambiguity/a/quote \
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// RUN: -isystem Inputs/macro-ambiguity/a/system \
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// RUN: -iquote Inputs/macro-ambiguity/b/quote \
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// RUN: -isystem Inputs/macro-ambiguity/b/system \
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// RUN: -iquote Inputs/macro-ambiguity/c/quote \
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// RUN: -isystem Inputs/macro-ambiguity/c/system \
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// RUN: -iquote Inputs/macro-ambiguity/d/quote \
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// RUN: -isystem Inputs/macro-ambiguity/d/system \
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// RUN: -iquote Inputs/macro-ambiguity/e/quote \
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// RUN: -isystem Inputs/macro-ambiguity/e/system \
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// RUN: -fno-implicit-modules -fno-modules-implicit-maps \
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// RUN: -fmodule-map-file-home-is-cwd \
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// RUN: -fmodule-map-file=Inputs/macro-ambiguity/module.modulemap \
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// RUN: -fmodule-file=%t/a.pcm \
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// RUN: -fmodule-file=%t/b.pcm \
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// RUN: -fmodule-file=%t/c.pcm \
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// RUN: -fmodule-file=%t/d.pcm \
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// RUN: -Wambiguous-macro -verify macro-ambiguity.cpp
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// Include the textual headers first to maximize the ways in which things can
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// become ambiguous.
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#include "e_quote.h"
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#include <e_system.h>
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#include "a_quote.h"
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#include <a_system.h>
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#include "b_quote.h"
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#include <b_system.h>
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#include "c_quote.h"
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#include <c_system.h>
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#include "d_quote.h"
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#include <d_system.h>
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int test(int x) {
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// We expect to get warnings for all of the quoted includes but none of the
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// system includes here because the first module is a non-system module and
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// the quote macros come from non-system-headers.
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x = FOO1_QUOTE(x); // expected-warning {{ambiguous expansion of macro}}
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// expected-note@Inputs/macro-ambiguity/c/quote/c_quote.h:4 {{expanding this definition}}
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// expected-note@Inputs/macro-ambiguity/a/quote/a_quote.h:4 {{other definition}}
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x = FOO1_SYSTEM(x);
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x = BAR1_QUOTE(x); // expected-warning {{ambiguous expansion of macro}}
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// expected-note@Inputs/macro-ambiguity/d/quote/d_quote.h:4 {{expanding this definition}}
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// expected-note@Inputs/macro-ambiguity/a/quote/a_quote.h:5 {{other definition}}
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x = BAR1_SYSTEM(x);
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x = BAZ1_QUOTE(x); // expected-warning {{ambiguous expansion of macro}}
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// expected-note@Inputs/macro-ambiguity/a/quote/a_quote.h:6 {{expanding this definition}}
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// expected-note@Inputs/macro-ambiguity/e/quote/e_quote.h:4 {{other definition}}
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x = BAZ1_SYSTEM(x);
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// Here, we don't even warn on bar because in that cas both b and d are
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// system modules and so the use of non-system headers is irrelevant.
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x = FOO2_QUOTE(x); // expected-warning {{ambiguous expansion of macro}}
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// expected-note@Inputs/macro-ambiguity/c/quote/c_quote.h:5 {{expanding this definition}}
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// expected-note@Inputs/macro-ambiguity/b/quote/b_quote.h:4 {{other definition}}
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x = FOO2_SYSTEM(x);
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x = BAR2_QUOTE(x);
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x = BAR2_SYSTEM(x);
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x = BAZ2_QUOTE(x); // expected-warning {{ambiguous expansion of macro}}
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// expected-note@Inputs/macro-ambiguity/b/quote/b_quote.h:6 {{expanding this definition}}
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// expected-note@Inputs/macro-ambiguity/e/quote/e_quote.h:5 {{other definition}}
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x = BAZ2_SYSTEM(x);
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return x;
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}
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