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-rw-r--r--libc/test/src/math/FAbsTest.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/libc/test/src/math/FAbsTest.h b/libc/test/src/math/FAbsTest.h
index bf3052a..54f5f87 100644
--- a/libc/test/src/math/FAbsTest.h
+++ b/libc/test/src/math/FAbsTest.h
@@ -6,6 +6,9 @@
//
//===----------------------------------------------------------------------===//
+#ifndef LLVM_LIBC_TEST_SRC_MATH_FABSTEST_H
+#define LLVM_LIBC_TEST_SRC_MATH_FABSTEST_H
+
#include "test/UnitTest/FPMatcher.h"
#include "test/UnitTest/Test.h"
#include "utils/MPFRWrapper/MPFRUtils.h"
@@ -47,3 +50,5 @@ public:
using LlvmLibcFAbsTest = FAbsTest<T>; \
TEST_F(LlvmLibcFAbsTest, SpecialNumbers) { testSpecialNumbers(&func); } \
TEST_F(LlvmLibcFAbsTest, Range) { testRange(&func); }
+
+#endif // LLVM_LIBC_TEST_SRC_MATH_FABSTEST_H