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authorJoseph Myers <joseph@codesourcery.com>2012-04-09 22:31:35 +0000
committerJoseph Myers <joseph@codesourcery.com>2012-04-09 22:31:35 +0000
commitbcc8d6617ba029c288fff9680a02b9a3b1caa9c0 (patch)
tree9cb163731d4d165bfe71bad55f59d88c6b420917 /sysdeps
parent8a1fbaaf75536088b4d505409e0e87975d8cf8d5 (diff)
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Fix ctan, ctanh overflow (bug 11521).
Diffstat (limited to 'sysdeps')
-rw-r--r--sysdeps/i386/fpu/libm-test-ulps66
-rw-r--r--sysdeps/x86_64/fpu/libm-test-ulps82
2 files changed, 128 insertions, 20 deletions
diff --git a/sysdeps/i386/fpu/libm-test-ulps b/sysdeps/i386/fpu/libm-test-ulps
index 1c79140..c3a3ce0 100644
--- a/sysdeps/i386/fpu/libm-test-ulps
+++ b/sysdeps/i386/fpu/libm-test-ulps
@@ -1009,9 +1009,33 @@ idouble: 1
ifloat: 1
ildouble: 3
ldouble: 3
+Test "Real part of: ctan (0x1p1023 + 1 i) == -0.2254627924997545057926782581695274244229 + 0.8786063118883068695462540226219865087189 i":
+double: 1
+idouble: 1
+ildouble: 1
+ldouble: 1
+Test "Imaginary part of: ctan (0x1p1023 + 1 i) == -0.2254627924997545057926782581695274244229 + 0.8786063118883068695462540226219865087189 i":
+ildouble: 1
+ldouble: 1
+Test "Real part of: ctan (0x1p127 + 1 i) == 0.2446359391192790896381501310437708987204 + 0.9101334047676183761532873794426475906201 i":
+float: 1
+ifloat: 1
+Test "Real part of: ctan (0x3.243f6cp-1 + 0 i) == -2.287733242885645987394874673945769518150e7 + 0.0 i":
+float: 1
+ifloat: 1
+Test "Real part of: ctan (1 + 45 i) == 1.490158918874345552942703234806348520895e-39 + 1.000000000000000000000000000000000000001 i":
+ildouble: 1
+ldouble: 1
+Test "Real part of: ctan (1 + 47 i) == 2.729321264492904590777293425576722354636e-41 + 1.0 i":
+double: 1
+idouble: 1
+ildouble: 2
+ldouble: 2
# ctanh
Test "Real part of: ctanh (-2 - 3 i) == -0.965385879022133124278480269394560686 + 0.988437503832249372031403430350121098e-2 i":
+float: 1
+ifloat: 1
ildouble: 3
ldouble: 3
Test "Imaginary part of: ctanh (-2 - 3 i) == -0.965385879022133124278480269394560686 + 0.988437503832249372031403430350121098e-2 i":
@@ -1019,9 +1043,14 @@ float: 1
ifloat: 1
ildouble: 1
ldouble: 1
+Test "Imaginary part of: ctanh (0 + 0x3.243f6cp-1 i) == 0.0 - 2.287733242885645987394874673945769518150e7 i":
+float: 1
+ifloat: 1
Test "Imaginary part of: ctanh (0 + pi/4 i) == 0.0 + 1.0 i":
float: 1
ifloat: 1
+ildouble: 1
+ldouble: 1
Test "Real part of: ctanh (0.75 + 1.25 i) == 1.37260757053378320258048606571226857 + 0.385795952609750664177596760720790220 i":
double: 1
float: 1
@@ -1034,6 +1063,25 @@ idouble: 1
ifloat: 1
ildouble: 1
ldouble: 1
+Test "Real part of: ctanh (1 + 0x1p1023 i) == 0.8786063118883068695462540226219865087189 - 0.2254627924997545057926782581695274244229 i":
+ildouble: 1
+ldouble: 1
+Test "Imaginary part of: ctanh (1 + 0x1p1023 i) == 0.8786063118883068695462540226219865087189 - 0.2254627924997545057926782581695274244229 i":
+double: 1
+idouble: 1
+ildouble: 1
+ldouble: 1
+Test "Imaginary part of: ctanh (1 + 0x1p127 i) == 0.9101334047676183761532873794426475906201 + 0.2446359391192790896381501310437708987204 i":
+float: 1
+ifloat: 1
+Test "Imaginary part of: ctanh (45 + 1 i) == 1.000000000000000000000000000000000000001 + 1.490158918874345552942703234806348520895e-39 i":
+ildouble: 1
+ldouble: 1
+Test "Imaginary part of: ctanh (47 + 1 i) == 1.0 + 2.729321264492904590777293425576722354636e-41 i":
+double: 1
+idouble: 1
+ildouble: 2
+ldouble: 2
# erf
Test "erf (1.25) == 0.922900128256458230136523481197281140":
@@ -2342,33 +2390,35 @@ ldouble: 1
Function: Real part of "ctan":
double: 1
+float: 1
idouble: 1
-ildouble: 1
-ldouble: 1
+ifloat: 1
+ildouble: 2
+ldouble: 2
Function: Imaginary part of "ctan":
double: 1
float: 1
idouble: 1
ifloat: 1
-ildouble: 3
-ldouble: 3
+ildouble: 1
+ldouble: 1
Function: Real part of "ctanh":
double: 1
float: 1
idouble: 1
ifloat: 1
-ildouble: 3
-ldouble: 3
+ildouble: 1
+ldouble: 1
Function: Imaginary part of "ctanh":
double: 1
float: 1
idouble: 1
ifloat: 1
-ildouble: 1
-ldouble: 1
+ildouble: 2
+ldouble: 2
Function: "erf":
double: 1
diff --git a/sysdeps/x86_64/fpu/libm-test-ulps b/sysdeps/x86_64/fpu/libm-test-ulps
index dce60cf..46d858f 100644
--- a/sysdeps/x86_64/fpu/libm-test-ulps
+++ b/sysdeps/x86_64/fpu/libm-test-ulps
@@ -1011,11 +1011,15 @@ ldouble: 1
# ctan
Test "Real part of: ctan (-2 - 3 i) == 0.376402564150424829275122113032269084e-2 - 1.00323862735360980144635859782192726 i":
double: 1
+float: 1
idouble: 1
+ifloat: 1
ildouble: 1
ldouble: 1
Test "Imaginary part of: ctan (-2 - 3 i) == 0.376402564150424829275122113032269084e-2 - 1.00323862735360980144635859782192726 i":
+double: 1
float: 1
+idouble: 1
ifloat: 1
ildouble: 2
ldouble: 2
@@ -1029,6 +1033,26 @@ idouble: 1
ifloat: 1
ildouble: 3
ldouble: 3
+Test "Real part of: ctan (0x1p1023 + 1 i) == -0.2254627924997545057926782581695274244229 + 0.8786063118883068695462540226219865087189 i":
+double: 1
+idouble: 1
+ildouble: 1
+ldouble: 1
+Test "Imaginary part of: ctan (0x1p1023 + 1 i) == -0.2254627924997545057926782581695274244229 + 0.8786063118883068695462540226219865087189 i":
+ildouble: 1
+ldouble: 1
+Test "Imaginary part of: ctan (0x1p127 + 1 i) == 0.2446359391192790896381501310437708987204 + 0.9101334047676183761532873794426475906201 i":
+double: 1
+idouble: 1
+Test "Real part of: ctan (0x3.243f6cp-1 + 0 i) == -2.287733242885645987394874673945769518150e7 + 0.0 i":
+float: 1
+ifloat: 1
+Test "Real part of: ctan (1 + 45 i) == 1.490158918874345552942703234806348520895e-39 + 1.000000000000000000000000000000000000001 i":
+ildouble: 1
+ldouble: 1
+Test "Real part of: ctan (1 + 47 i) == 2.729321264492904590777293425576722354636e-41 + 1.0 i":
+ildouble: 2
+ldouble: 2
# ctanh
Test "Real part of: ctanh (-2 - 3 i) == -0.965385879022133124278480269394560686 + 0.988437503832249372031403430350121098e-2 i":
@@ -1039,19 +1063,51 @@ ifloat: 2
ildouble: 3
ldouble: 3
Test "Imaginary part of: ctanh (-2 - 3 i) == -0.965385879022133124278480269394560686 + 0.988437503832249372031403430350121098e-2 i":
+double: 1
+float: 1
+idouble: 1
+ifloat: 1
ildouble: 1
ldouble: 1
+Test "Imaginary part of: ctanh (0 + 0x3.243f6cp-1 i) == 0.0 - 2.287733242885645987394874673945769518150e7 i":
+float: 1
+ifloat: 1
Test "Imaginary part of: ctanh (0 + pi/4 i) == 0.0 + 1.0 i":
+double: 1
float: 1
+idouble: 1
ifloat: 1
+ildouble: 1
+ldouble: 1
Test "Real part of: ctanh (0.75 + 1.25 i) == 1.37260757053378320258048606571226857 + 0.385795952609750664177596760720790220 i":
double: 1
+float: 1
idouble: 1
+ifloat: 1
Test "Imaginary part of: ctanh (0.75 + 1.25 i) == 1.37260757053378320258048606571226857 + 0.385795952609750664177596760720790220 i":
double: 1
+float: 2
+idouble: 1
+ifloat: 2
+ildouble: 1
+ldouble: 1
+Test "Real part of: ctanh (1 + 0x1p1023 i) == 0.8786063118883068695462540226219865087189 - 0.2254627924997545057926782581695274244229 i":
+ildouble: 1
+ldouble: 1
+Test "Imaginary part of: ctanh (1 + 0x1p1023 i) == 0.8786063118883068695462540226219865087189 - 0.2254627924997545057926782581695274244229 i":
+double: 1
idouble: 1
ildouble: 1
ldouble: 1
+Test "Real part of: ctanh (1 + 0x1p127 i) == 0.9101334047676183761532873794426475906201 + 0.2446359391192790896381501310437708987204 i":
+double: 1
+idouble: 1
+Test "Imaginary part of: ctanh (45 + 1 i) == 1.000000000000000000000000000000000000001 + 1.490158918874345552942703234806348520895e-39 i":
+ildouble: 1
+ldouble: 1
+Test "Imaginary part of: ctanh (47 + 1 i) == 1.0 + 2.729321264492904590777293425576722354636e-41 i":
+ildouble: 2
+ldouble: 2
# erf
Test "erf (1.25) == 0.922900128256458230136523481197281140":
@@ -2300,34 +2356,36 @@ ldouble: 1
Function: Real part of "ctan":
double: 1
+float: 1
idouble: 1
-ildouble: 1
-ldouble: 1
+ifloat: 1
+ildouble: 2
+ldouble: 2
Function: Imaginary part of "ctan":
double: 1
float: 1
idouble: 1
ifloat: 1
-ildouble: 3
-ldouble: 3
+ildouble: 1
+ldouble: 1
Function: Real part of "ctanh":
double: 1
-float: 2
-idouble: 1
-ifloat: 2
-ildouble: 3
-ldouble: 3
-
-Function: Imaginary part of "ctanh":
-double: 1
float: 1
idouble: 1
ifloat: 1
ildouble: 1
ldouble: 1
+Function: Imaginary part of "ctanh":
+double: 1
+float: 2
+idouble: 1
+ifloat: 2
+ildouble: 2
+ldouble: 2
+
Function: "erf":
double: 1
idouble: 1