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-rw-r--r--test/Headers/float.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/test/Headers/float.c b/test/Headers/float.c
index 74ebb8437f..70c11b0537 100644
--- a/test/Headers/float.c
+++ b/test/Headers/float.c
@@ -1,6 +1,9 @@
// RUN: %clang_cc1 -fsyntax-only -verify -std=c89 -ffreestanding %s
// RUN: %clang_cc1 -fsyntax-only -verify -std=c99 -ffreestanding %s
// RUN: %clang_cc1 -fsyntax-only -verify -std=c11 -ffreestanding %s
+// RUN: %clang_cc1 -fsyntax-only -verify -xc++ -std=c++11 -ffreestanding %s
+// RUN: %clang_cc1 -fsyntax-only -verify -xc++ -std=c++14 -ffreestanding %s
+// RUN: %clang_cc1 -fsyntax-only -verify -xc++ -std=c++17 -ffreestanding %s
// expected-no-diagnostics
/* Basic floating point conformance checks against:
@@ -11,7 +14,7 @@
/*
C11, 5.2.4.2.2p11, pp. 30
C99, 5.2.4.2.2p9, pp. 25
- C89, 2.2.4.2
+ C89, 2.2.4.2
*/
#include <float.h>
@@ -42,7 +45,7 @@
#endif
-#if __STDC_VERSION__ >= 201112L || !defined(__STRICT_ANSI__)
+#if __STDC_VERSION__ >= 201112L || !defined(__STRICT_ANSI__) || __cplusplus >= 201703L
#ifndef FLT_DECIMAL_DIG
#error "Mandatory macro FLT_DECIMAL_DIG is missing."
#elif FLT_DECIMAL_DIG < 6
@@ -98,7 +101,7 @@
#endif
-#if __STDC_VERSION__ >= 199901L || !defined(__STRICT_ANSI__)
+#if __STDC_VERSION__ >= 199901L || !defined(__STRICT_ANSI__) || __cplusplus >= 201103L
#ifndef DECIMAL_DIG
#error "Mandatory macro DECIMAL_DIG is missing."
#elif DECIMAL_DIG < 10
@@ -212,13 +215,13 @@ _Static_assert(FLT_MANT_DIG == __FLT_MANT_DIG__, "");
_Static_assert(DBL_MANT_DIG == __DBL_MANT_DIG__, "");
_Static_assert(LDBL_MANT_DIG == __LDBL_MANT_DIG__, "");
-#if __STDC_VERSION__ >= 201112L || !defined(__STRICT_ANSI__)
+#if __STDC_VERSION__ >= 201112L || !defined(__STRICT_ANSI__) || __cplusplus >= 201703L
_Static_assert(FLT_DECIMAL_DIG == __FLT_DECIMAL_DIG__, "");
_Static_assert(DBL_DECIMAL_DIG == __DBL_DECIMAL_DIG__, "");
_Static_assert(LDBL_DECIMAL_DIG == __LDBL_DECIMAL_DIG__, "");
#endif
-#if __STDC_VERSION__ >= 199901L || !defined(__STRICT_ANSI__)
+#if __STDC_VERSION__ >= 199901L || !defined(__STRICT_ANSI__) || __cplusplus >= 201103L
_Static_assert(DECIMAL_DIG == __DECIMAL_DIG__, "");
#endif