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| author | Mike Hommey <mh@glandium.org> | 2021-01-27 13:45:05 +0900 |
|---|---|---|
| committer | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2021-02-03 16:47:47 -0300 |
| commit | 5d5d71b898b35331f68b582a590bb27d3eb701e7 (patch) | |
| tree | 50dfeaa2a982fe19d213e919b9f514abc24f7162 /stdio-common | |
| parent | a4efbf44757477717a907078c340386146c7623f (diff) | |
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stdio-common: Add a few double formatting tests [BZ #27245]
Checked on x86_64-linux-gnu.
Reviewed-by: Adhemerval Zanella <adhemerval.zanella@linaro.org>
Diffstat (limited to 'stdio-common')
| -rw-r--r-- | stdio-common/tfformat.c | 30 |
1 files changed, 29 insertions, 1 deletions
diff --git a/stdio-common/tfformat.c b/stdio-common/tfformat.c index 5cb366dd48..4eb47f0c2b 100644 --- a/stdio-common/tfformat.c +++ b/stdio-common/tfformat.c @@ -1,3 +1,4 @@ +#include <math.h> #include <stdio.h> /* Tests taken from Cygnus C library. */ @@ -4009,6 +4010,10 @@ sprint_double_type sprint_doubles[] = {__LINE__, 11.25, "11.2", "%.1f"}, {__LINE__, 1.75, "1.8", "%.1f"}, {__LINE__, 11.75, "11.8", "%.1f"}, + {__LINE__, -1.25, "-1.2", "%.1f"}, + {__LINE__, -11.25, "-11.2", "%.1f"}, + {__LINE__, -1.75, "-1.8", "%.1f"}, + {__LINE__, -11.75, "-11.8", "%.1f"}, {__LINE__, 16, "0x1.0p+4", "%.1a"}, {__LINE__, 16, "0x1.00000000000000000000p+4", "%.20a"}, {__LINE__, 4444.88888888, "4445", "%2.F"}, @@ -4039,6 +4044,29 @@ sprint_double_type sprint_doubles[] = {__LINE__, 912.98, "913", "%.4g"}, {__LINE__, 50.999999, "51", "%.5g"}, + {__LINE__, 0.0, "0000.00000", "%010.5f"}, + {__LINE__, 0.0, " 000.00000", "% 010.5f"}, + {__LINE__, -0.0, "-000.00000", "% 010.5f"}, + + {__LINE__, NAN, "nan", "%f"}, + {__LINE__, NAN, "+nan", "%+f"}, + {__LINE__, NAN, " nan", "%010.2f"}, + {__LINE__, NAN, " +nan", "%+010.2f"}, + {__LINE__, -NAN, "-nan", "%f"}, + {__LINE__, -NAN, "-nan", "%+f"}, + {__LINE__, -NAN, " -nan", "%010.2f"}, + {__LINE__, -NAN, " -nan", "%+010.2f"}, + {__LINE__, NAN, "NAN", "%F"}, + {__LINE__, INFINITY, "inf", "%f"}, + {__LINE__, INFINITY, "+inf", "%+f"}, + {__LINE__, INFINITY, " inf", "%010.2f"}, + {__LINE__, INFINITY, " +inf", "%+010.2f"}, + {__LINE__, -INFINITY, "-inf", "%f"}, + {__LINE__, -INFINITY, "-inf", "%+f"}, + {__LINE__, -INFINITY, " -inf", "%010.2f"}, + {__LINE__, -INFINITY, " -inf", "%+010.2f"}, + {__LINE__, INFINITY, "INF", "%F"}, + {0 } }; @@ -4090,7 +4118,7 @@ int main(int argc, char *argv[]) sprintf (buffer, "%.999g", dptr->value); sscanf (buffer, "%lg", &d); - if (dptr->value != d) + if (dptr->value != d && !isnan(d)) { errcount++; printf ("Error in line %d. String is \"%s\", value is %g.\n", |