Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.c-torture/compile/pr39824.c @ 131:84e7813d76e9
gcc-8.2
author | mir3636 |
---|---|
date | Thu, 25 Oct 2018 07:37:49 +0900 |
parents | 04ced10e8804 |
children |
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static const double internalEndianMagic = 7.949928895127363e-275; static const unsigned char ieee_754_mantissa_mask[] = { 0x00, 0x0F, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }; static inline int trio_isnan (double number) { int has_mantissa = 0; unsigned int i; unsigned char current; for (i = 0; i < (unsigned int)sizeof(double); i++) { current = ((unsigned char *)&number)[(((unsigned char *)&internalEndianMagic)[7-(i)])]; has_mantissa |= (current & ieee_754_mantissa_mask[i]); } return has_mantissa; } void xmlXPathEqualNodeSetFloat(int nodeNr, double v) { int i; for (i=0; i<nodeNr; i++) if (!trio_isnan(v)) break; }