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authorMaciej W. Rozycki <macro@embecosm.com>2023-02-10 23:49:19 +0000
committerMaciej W. Rozycki <macro@embecosm.com>2023-02-10 23:49:19 +0000
commit4a9efa5d63b2253a595ff9d6944415bf8cbfe408 (patch)
tree1641613dc4ca1ca92ebbee9fc1b2ec89532e9cc7 /gdbsupport
parent5036bde964bc1a18282dde536a95aecd0d2c08fb (diff)
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GDB: Switch to using C++ standard integer type limits
Use <climits> instead of <limits.h> and ditch local fallback definitions for minimum and maximum value macros provided by C++11. Add LONGEST_MAX and LONGEST_MIN definitions. Approved-By: Tom Tromey <tom@tromey.com>
Diffstat (limited to 'gdbsupport')
-rw-r--r--gdbsupport/common-types.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/gdbsupport/common-types.h b/gdbsupport/common-types.h
index e863d65..4156021 100644
--- a/gdbsupport/common-types.h
+++ b/gdbsupport/common-types.h
@@ -36,9 +36,15 @@ typedef uint64_t ULONGEST;
/* * The largest CORE_ADDR value. */
#define CORE_ADDR_MAX (~(CORE_ADDR) 0)
-/* * The largest ULONGEST value. */
+/* * The largest ULONGEST value, 0xFFFFFFFFFFFFFFFF for 64-bits. */
#define ULONGEST_MAX (~(ULONGEST) 0)
+/* * The largest LONGEST value, 0x7FFFFFFFFFFFFFFF for 64-bits. */
+#define LONGEST_MAX ((LONGEST) (ULONGEST_MAX >> 1))
+
+/* * The smallest LONGEST value, 0x8000000000000000 for 64-bits. */
+#define LONGEST_MIN ((LONGEST) (~(LONGEST) 0 ^ LONGEST_MAX))
+
enum tribool { TRIBOOL_UNKNOWN = -1, TRIBOOL_FALSE = 0, TRIBOOL_TRUE = 1 };
#endif /* COMMON_COMMON_TYPES_H */