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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.dg/] [dfp/] [convert-int-fold.c] - Rev 867
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/* { dg-options "-std=gnu99 -O" } */ /* N1150 5.1 Conversion between decimal floating integer. C99 6.3.1.4(1a) New. These should all be folded at compile time. */ extern void link_error (void); int main () { _Decimal32 d32; _Decimal64 d64; _Decimal128 d128; unsigned int ui; unsigned long ul; unsigned long long ull; int si; long sl; long long sll; _Bool b; /* C99 Section 6.7.2 Type specifiers. Type _Bool is mentioned in this section. Conversions between _Bool and DFP types. */ /* Decimal float to unsigned integer. */ d32 = 456.789df; d64 = 23.456789dd; d128 = 1234.5678dl; ui = d32; if (ui != 456U) link_error (); ul = d32; if (ul != 456UL) link_error (); ull = d32; if (ull != 456ULL) link_error (); ui = d64; if (ui != 23U) link_error (); ul = d64; if (ul != 23UL) link_error (); ull = d64; if (ull != 23ULL) link_error (); ui = d128; if (ui != 1234U) link_error (); ul = d128; if (ul != 1234UL) link_error (); ull = d128; if (ull != 1234ULL) link_error (); /* Decimal float to signed integer. */ /* Decimal float to _Bool. */ d32 = 1.23df; d64 = -3.4dd; d128 = 0.00003dl; b = d32; if (!b) link_error (); b = d64; if (!b) link_error (); b = d128; if (!b) link_error (); /* Unsigned integer to decimal float. */ ui = 987U; ul = 345678UL; ull = 1234567ULL; d32 = ui; if (d32 != 987.0df) link_error (); d32 = ul; if (d32 != 345678.0df) link_error (); d32 = ull; if (d32 != 1234567.df) link_error (); d64 = ui; if (d64 != 987.0dd) link_error (); d64 = ul; if (d64 != 345678.0dd) link_error (); d64 = ull; if (d64 != 1234567.dd) link_error (); d128 = ui; if (d128 != 987.0dl) link_error (); d128 = ul; if (d128 != 345678.0dl) link_error (); d128 = ull; if (d128 != 1234567.dl) link_error (); /* Signed integer to decimal float. */ si = -987; sl = -345678; sll = -1234567; d32 = si; if (d32 != -987.0df) link_error (); d32 = sl; if (d32 != -345678.0df) link_error (); d32 = sll; if (d32 != -1234567.df) link_error (); d64 = si; if (d64 != -987.0dd) link_error (); d64 = sl; if (d64 != -345678.0dd) link_error (); d64 = sll; if (d64 != -1234567.dd) link_error (); d128 = si; if (d128 != -987.0dl) link_error (); d128 = sl; if (d128 != -345678.0dl) link_error (); d128 = sll; if (d128 != -1234567.dl) link_error (); /* _Bool to decimal float. */ d32 = 0.0DF; d64 = 0.0DD; d128 = 0.0DL; b = d32; if (b) link_error (); b = d64; if (b) link_error (); b = d128; if (b) link_error (); return 0; }
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