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Adding tests and vim support for double constant of the form .1d41

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Dmitry Babokin
2013-09-18 11:48:24 +04:00
parent f45f6cb32a
commit 1c527ae34c
2 changed files with 6 additions and 3 deletions
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2
contrib/ispc.vim
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@@ -21,6 +21,8 @@ syn keyword ispcType export uniform varying int8 int16 int32 int64
"double precision floating point number, with dot, optional exponent
syn match cFloat display contained "\d\+\.\d*d[-+]\=\d*\>"
"double precision floating point number, starting with dot, optional exponent
syn match cFloat display contained ".\d*d[-+]\=\d*\>"
"double precision floating point number, without dot, with exponent
syn match cFloat display contained "\d\+d[-+]\=\d\+\>"

7
tests/double-consts.ispc
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@@ -7,12 +7,13 @@ export void f_f(uniform float RET[], uniform float aFOO[]) {
double d1 = 1.0d40;
double d2 = 1.d40;
double d3 = 1d40;
double d4 = 10000000000000000000000000000000000000000.d;
double d5 = 10000000000000000000000000000000000000000.0d;
double d4 = .1d41;
double d5 = 10000000000000000000000000000000000000000.d;
double d6 = 10000000000000000000000000000000000000000.0d;
// All the constants should be equal and if it's evaluated as "float",
// then sqrt will evaluate to +inf.
if (d1 == d2 && d1 == d3 && d1 == d4 && d1 == d5 &&
if (d1 == d2 && d1 == d3 && d1 == d4 && d1 == d5 && d1 == d6
((float)sqrt(d1)) < 2e20) {
RET[programIndex] = a;
}