Reduce libc_errno usage in tan smoke tests.

Author: vonosmas

libc/test/src/math/smoke/CMakeLists.txt

@@ -117,7 +117,7 @@ add_fp_unittest(
   SRCS
     tanf_test.cpp
   DEPENDS
-    libc.src.errno.errno
+    libc.hdr.errno_macros
     libc.src.math.tanf
     libc.src.__support.CPP.array
     libc.src.__support.FPUtil.fp_bits
@@ -130,7 +130,7 @@ add_fp_unittest(
   SRCS
     tanf16_test.cpp
   DEPENDS
-    libc.src.errno.errno
+    libc.hdr.errno_macros
     libc.src.math.tanf16
 )
 
@@ -141,7 +141,7 @@ add_fp_unittest(
   SRCS
     tanpif_test.cpp
   DEPENDS
-    libc.src.errno.errno
+    libc.hdr.errno_macros
     libc.src.math.tanpif
 )
 
@@ -152,7 +152,7 @@ add_fp_unittest(
   SRCS
     tanpif16_test.cpp
   DEPENDS
-    libc.src.errno.errno
+    libc.hdr.errno_macros
     libc.src.math.tanpif16
 )
 
@@ -4590,6 +4590,7 @@ add_fp_unittest(
   SRCS
     tanhf_test.cpp
   DEPENDS
+    libc.hdr.errno_macros
     libc.src.math.tanhf
     libc.src.__support.FPUtil.fp_bits
 )
@@ -4601,8 +4602,8 @@ add_fp_unittest(
   SRCS
     tanhf16_test.cpp
   DEPENDS
+    libc.hdr.errno_macros
     libc.hdr.fenv_macros
-    libc.src.errno.errno
     libc.src.math.tanhf16
     libc.src.__support.FPUtil.cast
 )

libc/test/src/math/smoke/tanf16_test.cpp

@@ -7,16 +7,14 @@
 //
 //===----------------------------------------------------------------------===//
 
-#include "src/__support/libc_errno.h"
+#include "hdr/errno_macros.h"
 #include "src/math/tanf16.h"
 #include "test/UnitTest/FPMatcher.h"
 #include "test/UnitTest/Test.h"
 
 using LlvmLibcTanf16Test = LIBC_NAMESPACE::testing::FPTest<float16>;
 
 TEST_F(LlvmLibcTanf16Test, SpecialNumbers) {
-  libc_errno = 0;
-
   EXPECT_FP_EQ_WITH_EXCEPTION(aNaN, LIBC_NAMESPACE::tanf16(sNaN), FE_INVALID);
   EXPECT_MATH_ERRNO(0);
 

libc/test/src/math/smoke/tanf_test.cpp

@@ -6,19 +6,17 @@
 //
 //===----------------------------------------------------------------------===//
 
+#include "hdr/errno_macros.h"
 #include "hdr/math_macros.h"
 #include "hdr/stdint_proxy.h"
 #include "src/__support/FPUtil/FPBits.h"
-#include "src/__support/libc_errno.h"
 #include "src/math/tanf.h"
 #include "test/UnitTest/FPMatcher.h"
 #include "test/UnitTest/Test.h"
 
 using LlvmLibcTanfTest = LIBC_NAMESPACE::testing::FPTest<float>;
 
 TEST_F(LlvmLibcTanfTest, SpecialNumbers) {
-  libc_errno = 0;
-
   EXPECT_FP_EQ_WITH_EXCEPTION(aNaN, LIBC_NAMESPACE::tanf(sNaN), FE_INVALID);
   EXPECT_MATH_ERRNO(0);
 

libc/test/src/math/smoke/tanhf16_test.cpp

@@ -6,18 +6,16 @@
 //
 //===----------------------------------------------------------------------===//
 
+#include "hdr/errno_macros.h"
 #include "hdr/fenv_macros.h"
 #include "src/__support/FPUtil/cast.h"
-#include "src/__support/libc_errno.h"
 #include "src/math/tanhf16.h"
 #include "test/UnitTest/FPMatcher.h"
 #include "test/UnitTest/Test.h"
 
 using LlvmLibcTanhf16Test = LIBC_NAMESPACE::testing::FPTest<float16>;
 
 TEST_F(LlvmLibcTanhf16Test, SpecialNumbers) {
-  libc_errno = 0;
-
   EXPECT_FP_EQ_ALL_ROUNDING(aNaN, LIBC_NAMESPACE::tanhf16(aNaN));
   EXPECT_MATH_ERRNO(0);
 
@@ -40,8 +38,6 @@ TEST_F(LlvmLibcTanhf16Test, SpecialNumbers) {
 }
 
 TEST_F(LlvmLibcTanhf16Test, ResultNearBounds) {
-  libc_errno = 0;
-
   EXPECT_FP_EQ_WITH_EXCEPTION(LIBC_NAMESPACE::fputil::cast<float16>(1.0),
                               LIBC_NAMESPACE::tanhf16(max_normal), FE_INEXACT);
   EXPECT_MATH_ERRNO(0);

libc/test/src/math/smoke/tanhf_test.cpp

@@ -6,19 +6,17 @@
 //
 //===----------------------------------------------------------------------===//
 
+#include "hdr/errno_macros.h"
 #include "hdr/math_macros.h"
 #include "hdr/stdint_proxy.h"
 #include "src/__support/FPUtil/FPBits.h"
-#include "src/__support/libc_errno.h"
 #include "src/math/tanhf.h"
 #include "test/UnitTest/FPMatcher.h"
 #include "test/UnitTest/Test.h"
 
 using LlvmLibcTanhfTest = LIBC_NAMESPACE::testing::FPTest<float>;
 
 TEST_F(LlvmLibcTanhfTest, SpecialNumbers) {
-  libc_errno = 0;
-
   EXPECT_FP_EQ_WITH_EXCEPTION(aNaN, LIBC_NAMESPACE::tanhf(sNaN), FE_INVALID);
   EXPECT_MATH_ERRNO(0);
 

libc/test/src/math/smoke/tanpif16_test.cpp

@@ -6,16 +6,14 @@
 //
 //===----------------------------------------------------------------------===//
 
-#include "src/__support/libc_errno.h"
+#include "hdr/errno_macros.h"
 #include "src/math/tanpif16.h"
 #include "test/UnitTest/FPMatcher.h"
 #include "test/UnitTest/Test.h"
 
 using LlvmLibcTanpif16Test = LIBC_NAMESPACE::testing::FPTest<float16>;
 
 TEST_F(LlvmLibcTanpif16Test, SpecialNumbers) {
-  libc_errno = 0;
-
   EXPECT_FP_EQ_WITH_EXCEPTION(aNaN, LIBC_NAMESPACE::tanpif16(sNaN), FE_INVALID);
   EXPECT_MATH_ERRNO(0);
 

libc/test/src/math/smoke/tanpif_test.cpp

@@ -6,16 +6,14 @@
 //
 //===----------------------------------------------------------------------===//
 
-#include "src/__support/libc_errno.h"
+#include "hdr/errno_macros.h"
 #include "src/math/tanpif.h"
 #include "test/UnitTest/FPMatcher.h"
 #include "test/UnitTest/Test.h"
 
 using LlvmLibcTanpifTest = LIBC_NAMESPACE::testing::FPTest<float>;
 
 TEST_F(LlvmLibcTanpifTest, SpecialNumbers) {
-  libc_errno = 0;
-
   EXPECT_FP_EQ_WITH_EXCEPTION(aNaN, LIBC_NAMESPACE::tanpif(sNaN), FE_INVALID);
   EXPECT_MATH_ERRNO(0);