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-rw-r--r--libc/test/src/math/TruncTest.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/libc/test/src/math/TruncTest.h b/libc/test/src/math/TruncTest.h
index 0d99363..6d0ea11 100644
--- a/libc/test/src/math/TruncTest.h
+++ b/libc/test/src/math/TruncTest.h
@@ -6,6 +6,9 @@
//
//===----------------------------------------------------------------------===//
+#ifndef LLVM_LIBC_TEST_SRC_MATH_TRUNCTEST_H
+#define LLVM_LIBC_TEST_SRC_MATH_TRUNCTEST_H
+
#include "test/UnitTest/FPMatcher.h"
#include "test/UnitTest/Test.h"
#include "utils/MPFRWrapper/MPFRUtils.h"
@@ -82,3 +85,5 @@ public:
TEST_F(LlvmLibcTruncTest, RoundedNubmers) { testRoundedNumbers(&func); } \
TEST_F(LlvmLibcTruncTest, Fractions) { testFractions(&func); } \
TEST_F(LlvmLibcTruncTest, Range) { testRange(&func); }
+
+#endif // LLVM_LIBC_TEST_SRC_MATH_TRUNCTEST_H