diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/g++.dg/other/pragma-re-1.C')
-rw-r--r-- | gcc-4.9/gcc/testsuite/g++.dg/other/pragma-re-1.C | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/g++.dg/other/pragma-re-1.C b/gcc-4.9/gcc/testsuite/g++.dg/other/pragma-re-1.C new file mode 100644 index 000000000..6a94c5d68 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/g++.dg/other/pragma-re-1.C @@ -0,0 +1,57 @@ +/* { dg-final { scan-assembler "bar" } } */ +/* { dg-final { scan-assembler-not "foo" } } */ +/* { dg-final { scan-assembler "_Z3bazv" } } */ +/* { dg-final { scan-assembler-not "baq" } } */ +/* { dg-final { scan-assembler "tut" } } */ +/* { dg-final { scan-assembler-not "gee" } } */ +/* { dg-final { scan-assembler "bang" } } */ +/* { dg-final { scan-assembler-not "whiz" } } */ +/* { dg-final { scan-assembler "eek" } } */ +/* { dg-final { scan-assembler-not "boo" } } */ + +#ifndef __PRAGMA_REDEFINE_EXTNAME +#error +#endif + +/* This one is expected to work. */ +#pragma redefine_extname foo bar +extern "C" int foo(void); +int (*p)(void) = foo; + +/* This one is expected not to work (redefine_extname + can only be applied to extern "C" names). */ +#pragma redefine_extname baz baq +extern int baz(void); +int (*q)(void) = baz; + +// PR c++/30112 +// These are expected to work. +#pragma redefine_extname gee tut +namespace somewhere { + extern "C" int gee(void); + int (*r)(void) = gee; + + extern "C" int whiz(void); + int whiz(int); +} +#pragma redefine_extname whiz bang +int (*s)() = somewhere::whiz; + +namespace elsewhere { + extern "C" int whiz(void); +} +int (*t)() = elsewhere::whiz; + +namespace A +{ + extern "C" int boo(void); +} + +namespace B +{ + extern "C" int boo(void); +} +#pragma redefine_extname boo eek + +int (*u)() = A::boo; +int (*v)() = B::boo; |