Module Name: src
Committed By: kre
Date: Thu May 2 03:30:07 UTC 2024
Modified Files:
src/tests/lib/libm: t_fe_round.c
Log Message:
Use intmax_t instead of long int when trying to represent very large
integers (10^50 or so), so we don't exceed the capacity of systems where
long int is only 32 bits.
Hopefully will unbreak the i386 build, perhaps others.
To generate a diff of this commit:
cvs rdiff -u -r1.11 -r1.12 src/tests/lib/libm/t_fe_round.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/tests/lib/libm/t_fe_round.c
diff -u src/tests/lib/libm/t_fe_round.c:1.11 src/tests/lib/libm/t_fe_round.c:1.12
--- src/tests/lib/libm/t_fe_round.c:1.11 Thu May 2 00:01:48 2024
+++ src/tests/lib/libm/t_fe_round.c Thu May 2 03:30:07 2024
@@ -9,6 +9,7 @@
#include <fenv.h>
#ifdef __HAVE_FENV
#include <math.h>
+#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
@@ -145,24 +146,28 @@ ATF_TC_BODY(fe_nearbyint, tc)
#ifdef __HAVE_LONG_DOUBLE
+#define IM intmax_t
+
/*
* Use one bit more than fits in IEEE 754 binary64.
*/
static const struct {
int round_mode;
long double input;
- long int expected;
+ IM expected;
} valuesl[] = {
- { FE_TOWARDZERO, 0x2.00000000000008p+52L, 0x20000000000000 },
- { FE_DOWNWARD, 0x2.00000000000008p+52L, 0x20000000000000 },
- { FE_UPWARD, 0x2.00000000000008p+52L, 0x20000000000001 },
- { FE_TONEAREST, 0x2.00000000000008p+52L, 0x20000000000000 },
- { FE_TOWARDZERO, 0x2.00000000000018p+52L, 0x20000000000001 },
- { FE_DOWNWARD, 0x2.00000000000018p+52L, 0x20000000000001 },
- { FE_UPWARD, 0x2.00000000000018p+52L, 0x20000000000002 },
- { FE_TONEAREST, 0x2.00000000000018p+52L, 0x20000000000002 },
+ { FE_TOWARDZERO, 0x2.00000000000008p+52L, (IM)0x20000000000000 },
+ { FE_DOWNWARD, 0x2.00000000000008p+52L, (IM)0x20000000000000 },
+ { FE_UPWARD, 0x2.00000000000008p+52L, (IM)0x20000000000001 },
+ { FE_TONEAREST, 0x2.00000000000008p+52L, (IM)0x20000000000000 },
+ { FE_TOWARDZERO, 0x2.00000000000018p+52L, (IM)0x20000000000001 },
+ { FE_DOWNWARD, 0x2.00000000000018p+52L, (IM)0x20000000000001 },
+ { FE_UPWARD, 0x2.00000000000018p+52L, (IM)0x20000000000002 },
+ { FE_TONEAREST, 0x2.00000000000018p+52L, (IM)0x20000000000002 },
};
+#undef IM
+
ATF_TC(fe_nearbyintl);
ATF_TC_HEAD(fe_nearbyintl, tc)
{
@@ -183,7 +188,7 @@ ATF_TC_BODY(fe_nearbyintl, tc)
"%s nearbyintl(%Lf) has fractional part %Lf",
rmname(values[i].round_mode), valuesl[i].input, fpart);
ATF_CHECK_MSG((long int)received == valuesl[i].expected,
- "%s [%u] nearbyint(%Lf): got %Lf, expected %ld",
+ "%s [%u] nearbyint(%Lf): got %Lf, expected %jd",
rmname(values[i].round_mode), i,
valuesl[i].input, received, valuesl[i].expected);
