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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++.warn/impint2.C | |
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Diffstat (limited to 'gcc/testsuite/g++.old-deja/g++.warn/impint2.C')
-rw-r--r-- | gcc/testsuite/g++.old-deja/g++.warn/impint2.C | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.old-deja/g++.warn/impint2.C b/gcc/testsuite/g++.old-deja/g++.warn/impint2.C new file mode 100644 index 000000000..d5fbc5554 --- /dev/null +++ b/gcc/testsuite/g++.old-deja/g++.warn/impint2.C @@ -0,0 +1,69 @@ +// { dg-do assemble } +// { dg-options "-Wconversion" } + +// Copyright (C) 2000 Free Software Foundation, Inc. +// Contributed by Nathan Sidwell 6 Mar 2000 <nathan@codesourcery.com> + +// initialization to 'int' from to 'double' We expect consistent warnings +// whenever a float is implicitly truncated to int, make sure references +// don't confuse us, as Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at> found out. + +struct X +{ + X (int const &); + X (int const &, int const &); +}; + +void foo (int const &); +void wibble (int const &); +void wibble (int const &, int const &); +void punk (int const & = 3.5f); // { dg-warning "" } in passing +void rock (); +void rock (int const &, int const & = 3.5f); // { dg-warning "" } in passing + +void fn () +{ + X x2(3.5f); // { dg-warning "" } float to int + X x4(1, 3.5f); // { dg-warning "" } float to int + X x6(3.5f, 1); // { dg-warning "" } float to int + + X y2 = 3.5f; // { dg-warning "" } float to int + + int j2 (3.5f); // { dg-warning "" } float to int + + int k2 = 3.5f; // { dg-warning "" } float to int + + j2 = 3.5f; // { dg-warning "" } float to int + + foo (3.5f); // { dg-warning "" } float to int + + wibble (3.5f); // { dg-warning "" } float to int + wibble (1, 3.5f); // { dg-warning "" } float to int + wibble (3.5f, 1); // { dg-warning "" } float to int + + punk (); // { dg-warning "" } float to int + rock (1); // { dg-warning "" } float to int +} + +// and make sure we really know when something's unsigned +void foo () +{ + X x2(-1); + X x4(1, -1); + X x6(-1, 1); + + X y2 = -1; + + int j2 (-1); + + int k2 = -1; + + j2 = -1; + + foo (-1); + + wibble (-1); + wibble (1, -1); + wibble (-1, 1); + +} |