Add casts where necessary to convince clang that the promotion of float
to double is intentional.
Co-authored-by: Sven Linker <sven.lin...@kernkonzept.com>
Signed-off-by: Marcus Haehnel <marcus.haeh...@kernkonzept.com>
---
libc/stdio/_fpmaxtostr.c | 4 ++--
libc/stdlib/_strtod.c | 10 +++++-----
libm/cexp.c | 6 +++---
libm/float_wrappers.c | 2 +-
libm/nan.c | 4 ++--
libm/w_cabs.c | 2 +-
6 files changed, 14 insertions(+), 14 deletions(-)
diff --git a/libc/stdio/_fpmaxtostr.c b/libc/stdio/_fpmaxtostr.c
index b06b25aa0..1f268fdaa 100644
--- a/libc/stdio/_fpmaxtostr.c
+++ b/libc/stdio/_fpmaxtostr.c
@@ -318,8 +318,8 @@ ssize_t _fpmaxtostr(FILE * fp, __fpmax_t x, struct
printf_info *info,
#else /* __UCLIBC_HAS_HEXADECIMAL_FLOATS__ */
-#define lower_bnd 1e8
-#define upper_bnd 1e9
+#define lower_bnd (__fpmax_t)1e8
+#define upper_bnd (__fpmax_t)1e9
#define power_table exp10_table
#define dpb DIGITS_PER_BLOCK
#define base 10
diff --git a/libc/stdlib/_strtod.c b/libc/stdlib/_strtod.c
index c4c79e511..483551e64 100644
--- a/libc/stdlib/_strtod.c
+++ b/libc/stdlib/_strtod.c
@@ -256,7 +256,7 @@ __fpmax_t attribute_hidden __XL_NPP(__strtofpmax)(const
Wchar *str, Wchar **endp
}
#endif
- number = 0.;
+ number = (__fpmax_t)0;
#ifdef _STRTOD_NEED_NUM_DIGITS
num_digits = -1;
#endif
@@ -339,7 +339,7 @@ __fpmax_t attribute_hidden __XL_NPP(__strtofpmax)(const
Wchar *str, Wchar **endp
while ((pos[j] | 0x20) == nan_inf_str[i+1+j]) {
++j;
if (!nan_inf_str[i+1+j]) {
- number = i / 0.;
+ number = i / (__fpmax_t)0.;
if (negative) { /* Correct for
sign. */
number = -number;
}
@@ -414,7 +414,7 @@ __fpmax_t attribute_hidden __XL_NPP(__strtofpmax)(const
Wchar *str, Wchar **endp
}
#ifdef _STRTOD_ZERO_CHECK
- if (number == 0.) {
+ if (number == (__fpmax_t)0.) {
goto DONE;
}
#endif
@@ -515,7 +515,7 @@ float __XL_NPP(strtof)(const Wchar *str, Wchar **endptr
__LOCALE_PARAM )
x = __XL_NPP(__strtofpmax)(str, endptr, 0 __LOCALE_ARG );
y = (float) x;
- __fp_range_check(y, x);
+ __fp_range_check((__fpmax_t)y, x);
return y;
#endif
@@ -549,7 +549,7 @@ double __XL_NPP(strtod)(const Wchar *__restrict str,
x = __XL_NPP(__strtofpmax)(str, endptr, 0 __LOCALE_ARG );
y = (double) x;
- __fp_range_check(y, x);
+ __fp_range_check((__fpmax_t)y, x);
return y;
#endif
diff --git a/libm/cexp.c b/libm/cexp.c
index 87512b7c5..a08d12d4e 100644
--- a/libm/cexp.c
+++ b/libm/cexp.c
@@ -38,10 +38,10 @@ libm_hidden_proto(cexpf)
__complex__ float cexpf(__complex__ float z)
{
__complex__ float ret;
- double r_exponent = exp(__real__ z);
+ double r_exponent = exp((double)__real__ z);
- __real__ ret = r_exponent * cosf(__imag__ z);
- __imag__ ret = r_exponent * sinf(__imag__ z);
+ __real__ ret = r_exponent * (double) cosf(__imag__ z);
+ __imag__ ret = r_exponent * (double) sinf(__imag__ z);
return ret;
}
diff --git a/libm/float_wrappers.c b/libm/float_wrappers.c
index 948f6bc14..35887dde2 100644
--- a/libm/float_wrappers.c
+++ b/libm/float_wrappers.c
@@ -230,7 +230,7 @@ long_WRAPPER1(lround)
float modff (float x, float *iptr)
{
double y, result;
- result = modf( x, &y );
+ result = modf( (double)x, &y );
*iptr = (float)y;
return (float) result;
}
diff --git a/libm/nan.c b/libm/nan.c
index 454734b6f..9c2cd6e90 100644
--- a/libm/nan.c
+++ b/libm/nan.c
@@ -28,7 +28,7 @@ double nan (const char *tagp)
sprintf (buf, "NAN(%s)", tagp);
return strtod (buf, NULL);
}
- return NAN;
+ return (double)NAN;
}
libm_hidden_def(nan)
@@ -53,7 +53,7 @@ long double nanl (const char *tagp)
sprintf (buf, "NAN(%s)", tagp);
return strtold (buf, NULL);
}
- return NAN;
+ return (long double)NAN;
}
libm_hidden_def(nanl)
#endif
diff --git a/libm/w_cabs.c b/libm/w_cabs.c
index b2592484c..546b6affa 100644
--- a/libm/w_cabs.c
+++ b/libm/w_cabs.c
@@ -17,7 +17,7 @@ libm_hidden_def(cabs)
libm_hidden_proto(cabsf)
float cabsf(float _Complex z)
{
- return (float) hypot(__real__ z, __imag__ z);
+ return (float) hypot((double)__real__ z, (double)__imag__ z);
}
libm_hidden_def(cabsf)
--
2.45.2
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