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| author | Lorry <lorry@roadtrain.codethink.co.uk> | 2012-01-09 13:47:42 +0000 |
|---|---|---|
| committer | Lorry <lorry@roadtrain.codethink.co.uk> | 2012-01-09 13:47:42 +0000 |
| commit | b4a5df67f1382a33f4535eb1b10600ca52d294d3 (patch) | |
| tree | d4571b191c2cfc0f5045bd27b54f8a48e70787a8 /gcc/testsuite/gcc.dg/Wunsuffixed-float-constants-1.c | |
| download | gcc-tarball-b4a5df67f1382a33f4535eb1b10600ca52d294d3.tar.gz | |
Tarball conversion
Diffstat (limited to 'gcc/testsuite/gcc.dg/Wunsuffixed-float-constants-1.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/Wunsuffixed-float-constants-1.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/Wunsuffixed-float-constants-1.c b/gcc/testsuite/gcc.dg/Wunsuffixed-float-constants-1.c new file mode 100644 index 0000000000..b4a38d5cb1 --- /dev/null +++ b/gcc/testsuite/gcc.dg/Wunsuffixed-float-constants-1.c @@ -0,0 +1,17 @@ +/* { dg-do compile } */ +/* { dg-options "-std=gnu99 -Wunsuffixed-float-constants" } */ + +#define VAL 0.5; + +double a = 1.1d; + +/* With FLOAT_CONST_DECIMAL64 switched to ON these would have type + _Decimal64. */ + +double b = VAL; /* { dg-warning "unsuffixed float constant" } */ +double c = 1.2; /* { dg-warning "unsuffixed float constant" } */ + +/* With FLOAT_CONST_DECIMAL64 switched to ON these are still binary. */ + +double d = 0x5.0p1; /* No warning for hex constant. */ +double e = 3.1i; /* No warning for imaginary constant. */ |