56 lines
5.6 KiB
C
56 lines
5.6 KiB
C
// RUN: rm -fR %t
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// RUN: split-file %s %t
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// RUN: %clang_cc1 -fsyntax-only -verify=c89 -Werror=implicit-function-declaration -std=c89 %t/stdarg0.c
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// RUN: %clang_cc1 -fsyntax-only -verify=c99 -Werror=implicit-function-declaration -std=c99 %t/stdarg0.c
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// RUN: %clang_cc1 -fsyntax-only -verify=c89-modules -fmodules -fimplicit-module-maps -fmodules-cache-path=%t -Werror=implicit-function-declaration -std=c89 %t/stdarg0.c
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// RUN: %clang_cc1 -fsyntax-only -verify=c99-modules -fmodules -fimplicit-module-maps -fmodules-cache-path=%t -Werror=implicit-function-declaration -std=c99 %t/stdarg0.c
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// RUN: %clang_cc1 -fsyntax-only -verify=c89 -Werror=implicit-function-declaration -std=c89 %t/stdarg1.c
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// RUN: %clang_cc1 -fsyntax-only -verify=c99 -Werror=implicit-function-declaration -std=c99 %t/stdarg1.c
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// RUN: %clang_cc1 -fsyntax-only -verify=c89-modules -fmodules -fimplicit-module-maps -fmodules-cache-path=%t -Werror=implicit-function-declaration -std=c89 %t/stdarg1.c
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// RUN: %clang_cc1 -fsyntax-only -verify=c99-modules -fmodules -fimplicit-module-maps -fmodules-cache-path=%t -Werror=implicit-function-declaration -std=c99 %t/stdarg1.c
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// Split the file so that the "implicitly declaring library function" errors get repeated.
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//--- stdarg0.c
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static void f(int p, ...) {
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__gnuc_va_list g; // c89-error{{undeclared identifier '__gnuc_va_list'}} c99-error{{undeclared identifier}} \
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c89-modules-error{{undeclared identifier}} c99-modules-error{{undeclared identifier}}
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va_list v; // c89-error{{undeclared identifier 'va_list'}} c99-error{{undeclared identifier}} \
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c89-modules-error{{undeclared identifier}} c99-modules-error{{undeclared identifier}}
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va_start(v, p); // c89-error{{implicitly declaring library function 'va_start'}} c89-note{{include the header <stdarg.h> or explicitly provide a declaration for 'va_start'}} c89-error{{undeclared identifier 'v'}} \
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c99-error{{call to undeclared library function 'va_start'}} c99-note{{provide a declaration}} c99-error{{undeclared identifier}} \
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c89-modules-error{{implicitly declaring library function}} c89-modules-note{{provide a declaration}} c89-modules-error{{undeclared identifier}} \
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c99-modules-error{{undeclared library function}} c99-modules-note{{provide a declaration}} c99-modules-error{{undeclared identifier}}
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int i = va_arg(v, int); // c89-error{{implicit declaration of function 'va_arg'}} c89-error{{expected expression}} c89-error{{use of undeclared identifier 'v'}} \
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c99-error{{call to undeclared function 'va_arg'}} c99-error{{expected expression}} c99-error{{undeclared identifier}} \
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c89-modules-error{{implicit declaration of function}} c89-modules-error{{expected expression}} c89-modules-error{{undeclared identifier}} \
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c99-modules-error{{undeclared function}} c99-modules-error{{expected expression}} c99-modules-error{{undeclared identifier}}
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va_end(v); // c89-error{{implicitly declaring library function 'va_end'}} c89-note{{include the header <stdarg.h> or explicitly provide a declaration for 'va_end'}} c89-error{{undeclared identifier 'v'}} \
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c99-error{{call to undeclared library function 'va_end'}} c99-note{{provide a declaration}} c99-error{{undeclared identifier}} \
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c89-modules-error{{implicitly declaring library function}} c89-modules-note{{provide a declaration}} c89-modules-error{{undeclared identifier}} \
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c99-modules-error{{undeclared library function}} c99-modules-note{{provide a declaration}} c99-modules-error{{undeclared identifier}}
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__va_copy(g, v); // c89-error{{implicit declaration of function '__va_copy'}} c89-error{{use of undeclared identifier 'g'}} c89-error{{use of undeclared identifier 'v'}} \
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c99-error{{call to undeclared function '__va_copy'}} c99-error{{undeclared identifier}} c99-error{{undeclared identifier}} \
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c89-modules-error{{implicit declaration of function}} c89-modules-error{{undeclared identifier}} c89-modules-error{{undeclared identifier}} \
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c99-modules-error{{undeclared function}} c99-modules-error{{undeclared identifier}} c99-modules-error{{undeclared identifier}}
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va_copy(g, v); // c89-error{{implicitly declaring library function 'va_copy'}} c89-note{{include the header <stdarg.h> or explicitly provide a declaration for 'va_copy'}} c89-error{{use of undeclared identifier 'g'}} c89-error{{use of undeclared identifier 'v'}} \
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c99-error{{call to undeclared library function 'va_copy'}} c99-note{{provide a declaration}} c99-error{{undeclared identifier}} c99-error{{undeclared identifier}} \
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c89-modules-error{{implicitly declaring library function}} c89-modules-note{{provide a declaration}} c89-modules-error{{undeclared identifier}} c89-modules-error{{undeclared identifier}} \
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c99-modules-error{{undeclared library function}} c99-modules-note{{provide a declaration}} c99-modules-error{{undeclared identifier}} c99-modules-error{{undeclared identifier}}
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}
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//--- stdarg1.c
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// c99-no-diagnostics
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// c99-modules-no-diagnostics
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#include <stdarg.h>
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static void f(int p, ...) {
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__gnuc_va_list g;
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va_list v;
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va_start(v, p);
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int i = va_arg(v, int);
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va_end(v);
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__va_copy(g, v);
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va_copy(g, v); // c89-error{{implicitly declaring library function}} c89-note{{provide a declaration}} \
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c89-modules-error{{implicitly declaring library function}} c89-modules-note{{provide a declaration}}
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}
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