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author | upstream source tree <ports@midipix.org> | 2015-03-15 20:14:05 -0400 |
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committer | upstream source tree <ports@midipix.org> | 2015-03-15 20:14:05 -0400 |
commit | 554fd8c5195424bdbcabf5de30fdc183aba391bd (patch) | |
tree | 976dc5ab7fddf506dadce60ae936f43f58787092 /gcc/testsuite/g++.old-deja/g++.bugs/900514_03.C | |
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Diffstat (limited to 'gcc/testsuite/g++.old-deja/g++.bugs/900514_03.C')
-rw-r--r-- | gcc/testsuite/g++.old-deja/g++.bugs/900514_03.C | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.old-deja/g++.bugs/900514_03.C b/gcc/testsuite/g++.old-deja/g++.bugs/900514_03.C new file mode 100644 index 000000000..30c2603a7 --- /dev/null +++ b/gcc/testsuite/g++.old-deja/g++.bugs/900514_03.C @@ -0,0 +1,117 @@ +// { dg-do assemble } +// g++ 1.37.1 bug 900514_03 + +// g++ fails to flag ERRORs on the following erroneous code. + +// In Section 12.3.2 it says "Defining conversion by both a constructor and +// a conversion function can lead to ambiguities." However in the case below, +// the explicit cast syntax disambiguates the constructor as one which +// invokes the type conversion operator rather than the conversion. + +// NO, IT DOESN'T. It's still ambiguous. --jason 2002-12-03 + +// cfront 2.0 passes this test. + +// keywords: user-defined type conversion operator, constructor + +struct t_0_st_0; + +struct t_0_st_1 { // { dg-error "initializing" } + int member; + + t_0_st_1 (t_0_st_0&);// { dg-message "note" } + t_0_st_1 (); +}; + +struct t_0_st_0 { + int member; + + operator t_0_st_1 ();// { dg-message "note" } +}; + +t_0_st_0 t_0_st_0_obj0; // { dg-message "candidate" } + +void t_0_assignment () +{ + t_0_st_1 t_0_st_1_obj0; + t_0_st_1 t_0_st_1_obj1; + t_0_st_1 t_0_st_1_obj2; + + t_0_st_1_obj0 = t_0_st_0_obj0; // { dg-error "ambiguous" } caught + t_0_st_1_obj1 = t_0_st_1 (t_0_st_0_obj0); +} + +void t_0_local_init () +{ + t_0_st_1 t_0_st_1_obj0 = t_0_st_0_obj0; // { dg-error "ambiguous" } + t_0_st_1 t_0_st_1_obj1 = t_0_st_1 (t_0_st_0_obj0); +} + +struct t_1_st_0; + +struct t_1_st_1 { + int member; + + t_1_st_1 (t_1_st_0&); // { dg-message "note" } + t_1_st_1 (); + void operator= (t_1_st_1&); // { dg-message "operator=|no known conversion" } +}; + +struct t_1_st_0 { + int member; + + operator t_1_st_1 (); // { dg-message "note" } +}; + +t_1_st_0 t_1_st_0_obj0; // { dg-message "candidate" } + +void t_1_assignment () +{ + t_1_st_1 t_1_st_1_obj0; + t_1_st_1 t_1_st_1_obj1; + t_1_st_1 t_1_st_1_obj2; + + t_1_st_1_obj0 = t_1_st_0_obj0; // { dg-error "no match" } + // { dg-message "candidate" "candidate note" { target *-*-* } 74 } + t_1_st_1_obj1 = t_1_st_1 (t_1_st_0_obj0); // { dg-error "no match" } + // { dg-message "candidate" "candidate note" { target *-*-* } 76 } +} + +void t_1_local_init () +{ + t_1_st_1 t_1_st_1_obj0 = t_1_st_0_obj0; // { dg-error "ambiguous" } + t_1_st_1 t_1_st_1_obj1 = t_1_st_1 (t_1_st_0_obj0); +} + +struct t_2_st_0; + +struct t_2_st_1 { // { dg-error "initializing" } + int member; + + t_2_st_1 (t_2_st_0); // { dg-message "note" } + t_2_st_1 (); +}; + +struct t_2_st_0 { + int member; + + operator t_2_st_1 (); // { dg-message "note" } +}; + +t_2_st_0 t_2_st_0_obj0; // { dg-message "candidate" } + +void t_2_assignment () +{ + t_2_st_1 t_2_st_1_obj0; + t_2_st_1 t_2_st_1_obj1; + t_2_st_1 t_2_st_1_obj2; + + t_2_st_1_obj0 = t_2_st_0_obj0; // { dg-error "ambiguous" } caught + t_2_st_1_obj1 = t_2_st_1 (t_2_st_0_obj0); +} + +void t_2_local_init () +{ + t_2_st_1 t_2_st_1_obj0 = t_2_st_0_obj0; // { dg-error "ambiguous" } + t_2_st_1 t_2_st_1_obj1 = t_2_st_1 (t_2_st_0_obj0); +} |