all: Fix implicit conversion from double to float.

These are found when building with -Wfloat-conversion.

extmod/moductypes.c

@@ -362,7 +362,7 @@ STATIC mp_obj_t get_aligned(uint val_type, void *p, mp_int_t index) {
         case FLOAT32:
             return mp_obj_new_float_from_f(((float *)p)[index]);
         case FLOAT64:
-            return mp_obj_new_float(((double *)p)[index]);
+            return mp_obj_new_float_from_d(((double *)p)[index]);
         #endif
         default:
             assert(0);

lib/libm/asinfacosf.c

@@ -23,15 +23,15 @@
 
 // dpgeorge: pio2 was double in original implementation of asinf
 static const float
-pio2_hi = 1.5707962513e+00, /* 0x3fc90fda */
-pio2_lo = 7.5497894159e-08; /* 0x33a22168 */
+pio2_hi = 1.5707962513e+00f, /* 0x3fc90fda */
+pio2_lo = 7.5497894159e-08f; /* 0x33a22168 */
 
 static const float
 /* coefficients for R(x^2) */
-pS0 =  1.6666586697e-01,
-pS1 = -4.2743422091e-02,
-pS2 = -8.6563630030e-03,
-qS1 = -7.0662963390e-01;
+pS0 =  1.6666586697e-01f,
+pS1 = -4.2743422091e-02f,
+pS2 = -8.6563630030e-03f,
+qS1 = -7.0662963390e-01f;
 
 static float R(float z)
 {

lib/libm/atan2f.c

@@ -22,8 +22,8 @@
 #include "libm.h"
 
 static const float
-pi     = 3.1415927410e+00, /* 0x40490fdb */
-pi_lo  = -8.7422776573e-08; /* 0xb3bbbd2e */
+pi     = 3.1415927410e+00f, /* 0x40490fdb */
+pi_lo  = -8.7422776573e-08f; /* 0xb3bbbd2e */
 
 float atan2f(float y, float x)
 {

lib/libm/atanf.c

@@ -23,25 +23,25 @@
 #include "libm.h"
 
 static const float atanhi[] = {
-  4.6364760399e-01, /* atan(0.5)hi 0x3eed6338 */
-  7.8539812565e-01, /* atan(1.0)hi 0x3f490fda */
-  9.8279368877e-01, /* atan(1.5)hi 0x3f7b985e */
-  1.5707962513e+00, /* atan(inf)hi 0x3fc90fda */
+  4.6364760399e-01f, /* atan(0.5)hi 0x3eed6338 */
+  7.8539812565e-01f, /* atan(1.0)hi 0x3f490fda */
+  9.8279368877e-01f, /* atan(1.5)hi 0x3f7b985e */
+  1.5707962513e+00f, /* atan(inf)hi 0x3fc90fda */
 };
 
 static const float atanlo[] = {
-  5.0121582440e-09, /* atan(0.5)lo 0x31ac3769 */
-  3.7748947079e-08, /* atan(1.0)lo 0x33222168 */
-  3.4473217170e-08, /* atan(1.5)lo 0x33140fb4 */
-  7.5497894159e-08, /* atan(inf)lo 0x33a22168 */
+  5.0121582440e-09f, /* atan(0.5)lo 0x31ac3769 */
+  3.7748947079e-08f, /* atan(1.0)lo 0x33222168 */
+  3.4473217170e-08f, /* atan(1.5)lo 0x33140fb4 */
+  7.5497894159e-08f, /* atan(inf)lo 0x33a22168 */
 };
 
 static const float aT[] = {
-  3.3333328366e-01,
- -1.9999158382e-01,
-  1.4253635705e-01,
- -1.0648017377e-01,
-  6.1687607318e-02,
+  3.3333328366e-01f,
+ -1.9999158382e-01f,
+  1.4253635705e-01f,
+ -1.0648017377e-01f,
+  6.1687607318e-02f,
 };
 
 float atanf(float x)

lib/libm/ef_rem_pio2.c

@@ -93,16 +93,16 @@ static const float
 #else
 static float 
 #endif
-zero =  0.0000000000e+00, /* 0x00000000 */
-half =  5.0000000000e-01, /* 0x3f000000 */
-two8 =  2.5600000000e+02, /* 0x43800000 */
-invpio2 =  6.3661980629e-01, /* 0x3f22f984 */
-pio2_1  =  1.5707855225e+00, /* 0x3fc90f80 */
-pio2_1t =  1.0804334124e-05, /* 0x37354443 */
-pio2_2  =  1.0804273188e-05, /* 0x37354400 */
-pio2_2t =  6.0770999344e-11, /* 0x2e85a308 */
-pio2_3  =  6.0770943833e-11, /* 0x2e85a300 */
-pio2_3t =  6.1232342629e-17; /* 0x248d3132 */
+zero =  0.0000000000e+00f, /* 0x00000000 */
+half =  5.0000000000e-01f, /* 0x3f000000 */
+two8 =  2.5600000000e+02f, /* 0x43800000 */
+invpio2 =  6.3661980629e-01f, /* 0x3f22f984 */
+pio2_1  =  1.5707855225e+00f, /* 0x3fc90f80 */
+pio2_1t =  1.0804334124e-05f, /* 0x37354443 */
+pio2_2  =  1.0804273188e-05f, /* 0x37354400 */
+pio2_2t =  6.0770999344e-11f, /* 0x2e85a308 */
+pio2_3  =  6.0770943833e-11f, /* 0x2e85a300 */
+pio2_3t =  6.1232342629e-17f; /* 0x248d3132 */
 
 #ifdef __STDC__
 	__int32_t __ieee754_rem_pio2f(float x, float *y)

lib/libm/ef_sqrt.c

@@ -25,9 +25,9 @@
 #include "fdlibm.h"
 
 #ifdef __STDC__
-static	const float	one	= 1.0, tiny=1.0e-30;
+static	const float	one	= 1.0f, tiny=1.0e-30f;
 #else
-static	float	one	= 1.0, tiny=1.0e-30;
+static	float	one	= 1.0f, tiny=1.0e-30f;
 #endif
 
 // sqrtf is exactly __ieee754_sqrtf when _IEEE_LIBM defined

lib/libm/erf_lgamma.c

@@ -32,77 +32,77 @@ static const float
 #else
 static float 
 #endif
-two23=  8.3886080000e+06, /* 0x4b000000 */
-half=  5.0000000000e-01, /* 0x3f000000 */
-one =  1.0000000000e+00, /* 0x3f800000 */
-pi  =  3.1415927410e+00, /* 0x40490fdb */
-a0  =  7.7215664089e-02, /* 0x3d9e233f */
-a1  =  3.2246702909e-01, /* 0x3ea51a66 */
-a2  =  6.7352302372e-02, /* 0x3d89f001 */
-a3  =  2.0580807701e-02, /* 0x3ca89915 */
-a4  =  7.3855509982e-03, /* 0x3bf2027e */
-a5  =  2.8905137442e-03, /* 0x3b3d6ec6 */
-a6  =  1.1927076848e-03, /* 0x3a9c54a1 */
-a7  =  5.1006977446e-04, /* 0x3a05b634 */
-a8  =  2.2086278477e-04, /* 0x39679767 */
-a9  =  1.0801156895e-04, /* 0x38e28445 */
-a10 =  2.5214456400e-05, /* 0x37d383a2 */
-a11 =  4.4864096708e-05, /* 0x383c2c75 */
-tc  =  1.4616321325e+00, /* 0x3fbb16c3 */
-tf  = -1.2148628384e-01, /* 0xbdf8cdcd */
+two23=  8.3886080000e+06f, /* 0x4b000000 */
+half=  5.0000000000e-01f, /* 0x3f000000 */
+one =  1.0000000000e+00f, /* 0x3f800000 */
+pi  =  3.1415927410e+00f, /* 0x40490fdb */
+a0  =  7.7215664089e-02f, /* 0x3d9e233f */
+a1  =  3.2246702909e-01f, /* 0x3ea51a66 */
+a2  =  6.7352302372e-02f, /* 0x3d89f001 */
+a3  =  2.0580807701e-02f, /* 0x3ca89915 */
+a4  =  7.3855509982e-03f, /* 0x3bf2027e */
+a5  =  2.8905137442e-03f, /* 0x3b3d6ec6 */
+a6  =  1.1927076848e-03f, /* 0x3a9c54a1 */
+a7  =  5.1006977446e-04f, /* 0x3a05b634 */
+a8  =  2.2086278477e-04f, /* 0x39679767 */
+a9  =  1.0801156895e-04f, /* 0x38e28445 */
+a10 =  2.5214456400e-05f, /* 0x37d383a2 */
+a11 =  4.4864096708e-05f, /* 0x383c2c75 */
+tc  =  1.4616321325e+00f, /* 0x3fbb16c3 */
+tf  = -1.2148628384e-01f, /* 0xbdf8cdcd */
 /* tt = -(tail of tf) */
-tt  =  6.6971006518e-09, /* 0x31e61c52 */
-t0  =  4.8383611441e-01, /* 0x3ef7b95e */
-t1  = -1.4758771658e-01, /* 0xbe17213c */
-t2  =  6.4624942839e-02, /* 0x3d845a15 */
-t3  = -3.2788541168e-02, /* 0xbd064d47 */
-t4  =  1.7970675603e-02, /* 0x3c93373d */
-t5  = -1.0314224288e-02, /* 0xbc28fcfe */
-t6  =  6.1005386524e-03, /* 0x3bc7e707 */
-t7  = -3.6845202558e-03, /* 0xbb7177fe */
-t8  =  2.2596477065e-03, /* 0x3b141699 */
-t9  = -1.4034647029e-03, /* 0xbab7f476 */
-t10 =  8.8108185446e-04, /* 0x3a66f867 */
-t11 = -5.3859531181e-04, /* 0xba0d3085 */
-t12 =  3.1563205994e-04, /* 0x39a57b6b */
-t13 = -3.1275415677e-04, /* 0xb9a3f927 */
-t14 =  3.3552918467e-04, /* 0x39afe9f7 */
-u0  = -7.7215664089e-02, /* 0xbd9e233f */
-u1  =  6.3282704353e-01, /* 0x3f2200f4 */
-u2  =  1.4549225569e+00, /* 0x3fba3ae7 */
-u3  =  9.7771751881e-01, /* 0x3f7a4bb2 */
-u4  =  2.2896373272e-01, /* 0x3e6a7578 */
-u5  =  1.3381091878e-02, /* 0x3c5b3c5e */
-v1  =  2.4559779167e+00, /* 0x401d2ebe */
-v2  =  2.1284897327e+00, /* 0x4008392d */
-v3  =  7.6928514242e-01, /* 0x3f44efdf */
-v4  =  1.0422264785e-01, /* 0x3dd572af */
-v5  =  3.2170924824e-03, /* 0x3b52d5db */
-s0  = -7.7215664089e-02, /* 0xbd9e233f */
-s1  =  2.1498242021e-01, /* 0x3e5c245a */
-s2  =  3.2577878237e-01, /* 0x3ea6cc7a */
-s3  =  1.4635047317e-01, /* 0x3e15dce6 */
-s4  =  2.6642270386e-02, /* 0x3cda40e4 */
-s5  =  1.8402845599e-03, /* 0x3af135b4 */
-s6  =  3.1947532989e-05, /* 0x3805ff67 */
-r1  =  1.3920053244e+00, /* 0x3fb22d3b */
-r2  =  7.2193557024e-01, /* 0x3f38d0c5 */
-r3  =  1.7193385959e-01, /* 0x3e300f6e */
-r4  =  1.8645919859e-02, /* 0x3c98bf54 */
-r5  =  7.7794247773e-04, /* 0x3a4beed6 */
-r6  =  7.3266842264e-06, /* 0x36f5d7bd */
-w0  =  4.1893854737e-01, /* 0x3ed67f1d */
-w1  =  8.3333335817e-02, /* 0x3daaaaab */
-w2  = -2.7777778450e-03, /* 0xbb360b61 */
-w3  =  7.9365057172e-04, /* 0x3a500cfd */
-w4  = -5.9518753551e-04, /* 0xba1c065c */
-w5  =  8.3633989561e-04, /* 0x3a5b3dd2 */
-w6  = -1.6309292987e-03; /* 0xbad5c4e8 */
+tt  =  6.6971006518e-09f, /* 0x31e61c52 */
+t0  =  4.8383611441e-01f, /* 0x3ef7b95e */
+t1  = -1.4758771658e-01f, /* 0xbe17213c */
+t2  =  6.4624942839e-02f, /* 0x3d845a15 */
+t3  = -3.2788541168e-02f, /* 0xbd064d47 */
+t4  =  1.7970675603e-02f, /* 0x3c93373d */
+t5  = -1.0314224288e-02f, /* 0xbc28fcfe */
+t6  =  6.1005386524e-03f, /* 0x3bc7e707 */
+t7  = -3.6845202558e-03f, /* 0xbb7177fe */
+t8  =  2.2596477065e-03f, /* 0x3b141699 */
+t9  = -1.4034647029e-03f, /* 0xbab7f476 */
+t10 =  8.8108185446e-04f, /* 0x3a66f867 */
+t11 = -5.3859531181e-04f, /* 0xba0d3085 */
+t12 =  3.1563205994e-04f, /* 0x39a57b6b */
+t13 = -3.1275415677e-04f, /* 0xb9a3f927 */
+t14 =  3.3552918467e-04f, /* 0x39afe9f7 */
+u0  = -7.7215664089e-02f, /* 0xbd9e233f */
+u1  =  6.3282704353e-01f, /* 0x3f2200f4 */
+u2  =  1.4549225569e+00f, /* 0x3fba3ae7 */
+u3  =  9.7771751881e-01f, /* 0x3f7a4bb2 */
+u4  =  2.2896373272e-01f, /* 0x3e6a7578 */
+u5  =  1.3381091878e-02f, /* 0x3c5b3c5e */
+v1  =  2.4559779167e+00f, /* 0x401d2ebe */
+v2  =  2.1284897327e+00f, /* 0x4008392d */
+v3  =  7.6928514242e-01f, /* 0x3f44efdf */
+v4  =  1.0422264785e-01f, /* 0x3dd572af */
+v5  =  3.2170924824e-03f, /* 0x3b52d5db */
+s0  = -7.7215664089e-02f, /* 0xbd9e233f */
+s1  =  2.1498242021e-01f, /* 0x3e5c245a */
+s2  =  3.2577878237e-01f, /* 0x3ea6cc7a */
+s3  =  1.4635047317e-01f, /* 0x3e15dce6 */
+s4  =  2.6642270386e-02f, /* 0x3cda40e4 */
+s5  =  1.8402845599e-03f, /* 0x3af135b4 */
+s6  =  3.1947532989e-05f, /* 0x3805ff67 */
+r1  =  1.3920053244e+00f, /* 0x3fb22d3b */
+r2  =  7.2193557024e-01f, /* 0x3f38d0c5 */
+r3  =  1.7193385959e-01f, /* 0x3e300f6e */
+r4  =  1.8645919859e-02f, /* 0x3c98bf54 */
+r5  =  7.7794247773e-04f, /* 0x3a4beed6 */
+r6  =  7.3266842264e-06f, /* 0x36f5d7bd */
+w0  =  4.1893854737e-01f, /* 0x3ed67f1d */
+w1  =  8.3333335817e-02f, /* 0x3daaaaab */
+w2  = -2.7777778450e-03f, /* 0xbb360b61 */
+w3  =  7.9365057172e-04f, /* 0x3a500cfd */
+w4  = -5.9518753551e-04f, /* 0xba1c065c */
+w5  =  8.3633989561e-04f, /* 0x3a5b3dd2 */
+w6  = -1.6309292987e-03f; /* 0xbad5c4e8 */
 
 #ifdef __STDC__
-static const float zero=  0.0000000000e+00;
+static const float zero=  0.0000000000e+00f;
 #else
-static float zero=  0.0000000000e+00;
+static float zero=  0.0000000000e+00f;
 #endif
 
 #ifdef __STDC__

lib/libm/kf_cos.c

@@ -29,13 +29,13 @@ static const float
 #else
 static float 
 #endif
-one =  1.0000000000e+00, /* 0x3f800000 */
-C1  =  4.1666667908e-02, /* 0x3d2aaaab */
-C2  = -1.3888889225e-03, /* 0xbab60b61 */
-C3  =  2.4801587642e-05, /* 0x37d00d01 */
-C4  = -2.7557314297e-07, /* 0xb493f27c */
-C5  =  2.0875723372e-09, /* 0x310f74f6 */
-C6  = -1.1359647598e-11; /* 0xad47d74e */
+one =  1.0000000000e+00f, /* 0x3f800000 */
+C1  =  4.1666667908e-02f, /* 0x3d2aaaab */
+C2  = -1.3888889225e-03f, /* 0xbab60b61 */
+C3  =  2.4801587642e-05f, /* 0x37d00d01 */
+C4  = -2.7557314297e-07f, /* 0xb493f27c */
+C5  =  2.0875723372e-09f, /* 0x310f74f6 */
+C6  = -1.1359647598e-11f; /* 0xad47d74e */
 
 #ifdef __STDC__
 	float __kernel_cosf(float x, float y)

lib/libm/kf_rem_pio2.c

@@ -38,28 +38,28 @@ static const float PIo2[] = {
 #else
 static float PIo2[] = {
 #endif
-  1.5703125000e+00, /* 0x3fc90000 */
-  4.5776367188e-04, /* 0x39f00000 */
-  2.5987625122e-05, /* 0x37da0000 */
-  7.5437128544e-08, /* 0x33a20000 */
-  6.0026650317e-11, /* 0x2e840000 */
-  7.3896444519e-13, /* 0x2b500000 */
-  5.3845816694e-15, /* 0x27c20000 */
-  5.6378512969e-18, /* 0x22d00000 */
-  8.3009228831e-20, /* 0x1fc40000 */
-  3.2756352257e-22, /* 0x1bc60000 */
-  6.3331015649e-25, /* 0x17440000 */
+  1.5703125000e+00f, /* 0x3fc90000 */
+  4.5776367188e-04f, /* 0x39f00000 */
+  2.5987625122e-05f, /* 0x37da0000 */
+  7.5437128544e-08f, /* 0x33a20000 */
+  6.0026650317e-11f, /* 0x2e840000 */
+  7.3896444519e-13f, /* 0x2b500000 */
+  5.3845816694e-15f, /* 0x27c20000 */
+  5.6378512969e-18f, /* 0x22d00000 */
+  8.3009228831e-20f, /* 0x1fc40000 */
+  3.2756352257e-22f, /* 0x1bc60000 */
+  6.3331015649e-25f, /* 0x17440000 */
 };
 
 #ifdef __STDC__
 static const float			
 #else
 static float			
 #endif
-zero   = 0.0,
-one    = 1.0,
-two8   =  2.5600000000e+02, /* 0x43800000 */
-twon8  =  3.9062500000e-03; /* 0x3b800000 */
+zero   = 0.0f,
+one    = 1.0f,
+two8   =  2.5600000000e+02f, /* 0x43800000 */
+twon8  =  3.9062500000e-03f; /* 0x3b800000 */
 
 #ifdef __STDC__
 	int __kernel_rem_pio2f(float *x, float *y, int e0, int nx, int prec, const __int32_t *ipio2) 

lib/libm/kf_sin.c

@@ -29,13 +29,13 @@ static const float
 #else
 static float 
 #endif
-half =  5.0000000000e-01,/* 0x3f000000 */
-S1  = -1.6666667163e-01, /* 0xbe2aaaab */
-S2  =  8.3333337680e-03, /* 0x3c088889 */
-S3  = -1.9841270114e-04, /* 0xb9500d01 */
-S4  =  2.7557314297e-06, /* 0x3638ef1b */
-S5  = -2.5050759689e-08, /* 0xb2d72f34 */
-S6  =  1.5896910177e-10; /* 0x2f2ec9d3 */
+half =  5.0000000000e-01f,/* 0x3f000000 */
+S1  = -1.6666667163e-01f, /* 0xbe2aaaab */
+S2  =  8.3333337680e-03f, /* 0x3c088889 */
+S3  = -1.9841270114e-04f, /* 0xb9500d01 */
+S4  =  2.7557314297e-06f, /* 0x3638ef1b */
+S5  = -2.5050759689e-08f, /* 0xb2d72f34 */
+S6  =  1.5896910177e-10f; /* 0x2f2ec9d3 */
 
 #ifdef __STDC__
 	float __kernel_sinf(float x, float y, int iy)

lib/libm/kf_tan.c

@@ -28,23 +28,23 @@ static const float
 #else
 static float 
 #endif
-one   =  1.0000000000e+00, /* 0x3f800000 */
-pio4  =  7.8539812565e-01, /* 0x3f490fda */
-pio4lo=  3.7748947079e-08, /* 0x33222168 */
+one   =  1.0000000000e+00f, /* 0x3f800000 */
+pio4  =  7.8539812565e-01f, /* 0x3f490fda */
+pio4lo=  3.7748947079e-08f, /* 0x33222168 */
 T[] =  {
-  3.3333334327e-01, /* 0x3eaaaaab */
-  1.3333334029e-01, /* 0x3e088889 */
-  5.3968254477e-02, /* 0x3d5d0dd1 */
-  2.1869488060e-02, /* 0x3cb327a4 */
-  8.8632395491e-03, /* 0x3c11371f */
-  3.5920790397e-03, /* 0x3b6b6916 */
-  1.4562094584e-03, /* 0x3abede48 */
-  5.8804126456e-04, /* 0x3a1a26c8 */
-  2.4646313977e-04, /* 0x398137b9 */
-  7.8179444245e-05, /* 0x38a3f445 */
-  7.1407252108e-05, /* 0x3895c07a */
- -1.8558637748e-05, /* 0xb79bae5f */
-  2.5907305826e-05, /* 0x37d95384 */
+  3.3333334327e-01f, /* 0x3eaaaaab */
+  1.3333334029e-01f, /* 0x3e088889 */
+  5.3968254477e-02f, /* 0x3d5d0dd1 */
+  2.1869488060e-02f, /* 0x3cb327a4 */
+  8.8632395491e-03f, /* 0x3c11371f */
+  3.5920790397e-03f, /* 0x3b6b6916 */
+  1.4562094584e-03f, /* 0x3abede48 */
+  5.8804126456e-04f, /* 0x3a1a26c8 */
+  2.4646313977e-04f, /* 0x398137b9 */
+  7.8179444245e-05f, /* 0x38a3f445 */
+  7.1407252108e-05f, /* 0x3895c07a */
+ -1.8558637748e-05f, /* 0xb79bae5f */
+  2.5907305826e-05f, /* 0x37d95384 */
 };
 
 #ifdef __STDC__