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-rw-r--r--validation/builtin_char_bit.c7
-rw-r--r--validation/preprocessor/predef-char-bit.c16
2 files changed, 16 insertions, 7 deletions
diff --git a/validation/builtin_char_bit.c b/validation/builtin_char_bit.c
deleted file mode 100644
index 30e6bed4..00000000
--- a/validation/builtin_char_bit.c
+++ /dev/null
@@ -1,7 +0,0 @@
-#include <limits.h>
-
-static unsigned int word_bits = sizeof(unsigned int) * CHAR_BIT;
-
-/*
- * check-name: __CHAR_BIT__
- */
diff --git a/validation/preprocessor/predef-char-bit.c b/validation/preprocessor/predef-char-bit.c
new file mode 100644
index 00000000..fed0166e
--- /dev/null
+++ b/validation/preprocessor/predef-char-bit.c
@@ -0,0 +1,16 @@
+#define TEST_BIT(X, T) if (__ ## X ## _BIT__ != 8 * sizeof(T)) return 1
+
+int test(void)
+{
+ TEST_BIT(CHAR, char);
+
+ return 0;
+}
+
+/*
+ * check-name: predefined __<type>_BIT__
+ * check-command: test-linearize -Wno-decl $file
+ * check-output-ignore
+ *
+ * check-output-contains: ret\\..*\\$0
+ */