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authorRichard Stallman <rms@gnu.org>1992-01-04 08:17:14 +0000
committerRichard Stallman <rms@gnu.org>1992-01-04 08:17:14 +0000
commit3dc31f14c22af61d5074e9fff65049be7e7ee518 (patch)
tree78301e6422ac48bdb177dffc3e44372f6d0c1e13 /gcc/assert.h
parent524729d5c202e57e1582053d42df38966ebe4fce (diff)
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Initial revision
From-SVN: r158
Diffstat (limited to 'gcc/assert.h')
-rw-r--r--gcc/assert.h42
1 files changed, 42 insertions, 0 deletions
diff --git a/gcc/assert.h b/gcc/assert.h
new file mode 100644
index 0000000..7d1c5f8
--- /dev/null
+++ b/gcc/assert.h
@@ -0,0 +1,42 @@
+/* Allow this file to be included multiple times
+ with different settings of NDEBUG. */
+#undef assert
+#undef __assert
+
+#ifdef NDEBUG
+#define assert(ignore) ((void) 0)
+#else
+
+#ifndef __GNUC__
+
+#define assert(expression) \
+ ((void) ((expression) ? 0 : __assert (expression, __FILE__, __LINE__)))
+
+#define __assert(expression, file, lineno) \
+ (printf ("%s:%d: failed assertion\n", file, lineno), \
+ abort (), 0)
+
+#else
+void __eprintf (); /* Defined in libgcc.a */
+
+#ifdef __STDC__
+
+#define assert(expression) \
+ ((void) ((expression) ? 0 : __assert (#expression, __FILE__, __LINE__)))
+
+#define __assert(expression, file, line) \
+ (__eprintf ("%s:%d: failed assertion `%s'\n", \
+ file, line, expression), 0)
+
+#else /* no __STDC__; i.e. -traditional. */
+
+#define assert(expression) \
+ ((void) ((expression) ? 0 : __assert (expression, __FILE__, __LINE__)))
+
+#define __assert(expression, file, lineno) \
+ (__eprintf ("%s:%d: failed assertion `%s'\n", \
+ file, lineno, "expression"), 0)
+
+#endif /* no __STDC__; i.e. -traditional. */
+#endif /* no __GNU__; i.e., /bin/cc. */
+#endif