ag/cpython-source-deps
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Fix floating point number comparisons in testsuite/libffi.call/float[123].c.

Browse Source 
Rewrite the checks for approximate equality of floating point return
values to be in the form "fabs(a - b) < EPS" instead of just
"a - b < EPS".
This commit is contained in:
Anatoly Trosinenko
2014-11-14 13:18:04 +03:00
parent 4aa702a0e0
commit 9622ede2e2
3 changed files with 10 additions and 4 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
testsuite/libffi.call/float3.c
View File

@@ -9,6 +9,8 @@
#include "ffitest.h"
#include "float.h"
#include <math.h>
static double floating_1(float a, double b, long double c)
{
return (double) a + b + (double) c;
@@ -49,7 +51,7 @@ int main (void)
ffi_call(&cif, FFI_FN(floating_1), &rd, values);
CHECK(rd - floating_1(f, d, ld) < DBL_EPSILON);
CHECK(fabs(rd - floating_1(f, d, ld)) < DBL_EPSILON);
args[0] = &ffi_type_longdouble;
values[0] = &ld;
@@ -66,7 +68,7 @@ int main (void)
ffi_call(&cif, FFI_FN(floating_2), &rd, values);
CHECK(rd - floating_2(ld, d, f) < DBL_EPSILON);
CHECK(fabs(rd - floating_2(ld, d, f)) < DBL_EPSILON);
exit (0);
}