diff options
Diffstat (limited to 'gcc/c-cppbuiltin.c')
| -rw-r--r-- | gcc/c-cppbuiltin.c | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/gcc/c-cppbuiltin.c b/gcc/c-cppbuiltin.c index 8b776b15dbc..921addbccf0 100644 --- a/gcc/c-cppbuiltin.c +++ b/gcc/c-cppbuiltin.c @@ -619,14 +619,11 @@ c_cpp_builtins (cpp_reader *pfile) TARGET_DEC_EVAL_METHOD); builtin_define_float_constants ("FLT", "F", "%s", float_type_node); - /* Cast the double precision constants when single precision constants are - specified. The correct result is computed by the compiler when using - macros that include a cast. This has the side-effect of making the value - unusable in const expressions. */ - if (flag_single_precision_constant) - builtin_define_float_constants ("DBL", "L", "((double)%s)", double_type_node); - else - builtin_define_float_constants ("DBL", "", "%s", double_type_node); + /* Cast the double precision constants. This is needed when single + precision constants are specified or when pragma FLOAT_CONST_DECIMAL64 + is used. The correct result is computed by the compiler when using + macros that include a cast. */ + builtin_define_float_constants ("DBL", "L", "((double)%s)", double_type_node); builtin_define_float_constants ("LDBL", "L", "%s", long_double_type_node); /* For decfloat.h. */ |