Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/g++.old-deja/g++.other/vaarg3.C @ 158:494b0b89df80 default tip
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author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Mon, 25 May 2020 18:13:55 +0900 |
parents | 04ced10e8804 |
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// { dg-do assemble } // { dg-options "-Wconditionally-supported" } // { dg-options "-Wno-abi -Wconditionally-supported" { target arm_eabi } } // Copyright (C) 1999 Free Software Foundation, Inc. // Contributed by Nathan Sidwell 4 Oct 1999 <nathan@acm.org> // Make sure we diagnose bad uses of va_arg #include <stdarg.h> struct X {int m;}; struct Y { Y(const Y&); }; struct Z; // { dg-message "forward decl" } void fn1(va_list args) { int i = va_arg (args, int); Y x = va_arg (args, Y); // { dg-message "receiv" } Y y = va_arg (args, struct Y); // { dg-message "receiv" } int &r = va_arg (args, int &); // { dg-error "cannot receive" } Z z1 = va_arg (args, Z); // { dg-error "incomplete" } const Z &z2 = va_arg (args, Z); // { dg-error "incomplete" } va_arg (args, char); // { dg-warning "promote" } // { dg-message "should pass" "pass" { target *-*-* } .-1 } // { dg-message "abort" "abort" { target *-*-* } .-2 } va_arg (args, int []); // { dg-error "array with unspecified bounds" } promote va_arg (args, int ()); // { dg-warning "promoted" } promote // { dg-message "abort" "abort" { target *-*-* } .-1 } va_arg (args, bool); // { dg-warning "promote" "promote" } // { dg-message "abort" "abort" { target *-*-* } .-1 } }