Changeset ffa48a8 for libcfa/src

Timestamp:

Jul 20, 2020, 3:52:30 PM (4 years ago)

Author:

Peter A. Buhr <pabuhr@…>

Branches:

ADT, arm-eh, ast-experimental, enum, forall-pointer-decay, jacob/cs343-translation, master, new-ast, new-ast-unique-expr, pthread-emulation, qualifiedEnum

Children:

7d94bfe3

Parents:

896f083

Message:

patch bug causing print of -0 for gcc 5 & 6

File:

• libcfa/src/iostream.cfa (modified) (3 diffs)

libcfa/src/iostream.cfa

@@ -10 +10 @@
 // Created On       : Wed May 27 17:56:53 2015
 // Last Modified By : Peter A. Buhr
-// Last Modified On : Thu Jul 16 07:43:31 2020
-// Update Count     : 1102
+// Last Modified On : Mon Jul 20 15:00:37 2020
+// Update Count     : 1124
 //
 
@@ -167 +167 @@
         #define P10_UINT64 10_000_000_000_000_000_000_ULL       // 19 zeroes
 
-        static void base10_128( ostype & os, unsigned int128 val ) {
+        static inline void base10_128( ostype & os, unsigned int128 val ) {
+#if defined(__GNUC__) && __GNUC_PREREQ(7,0)                             // gcc version >= 7
                 if ( val > P10_UINT64 ) {
+#else
+                if ( (uint64_t)(val >> 64) != 0 || (uint64_t)val > P10_UINT64 ) { // patch gcc 5 & 6 -O3 bug
+#endif // __GNUC_PREREQ(7,0)
                         base10_128( os, val / P10_UINT64 );                     // recursive
                         fmt( os, "%.19lu", (uint64_t)(val % P10_UINT64) );
@@ -176 +180 @@
         } // base10_128
 
-        static void base10_128( ostype & os, int128 val ) {
+        static inline void base10_128( ostype & os, int128 val ) {
                 if ( val < 0 ) {
                         fmt( os, "-" );                                                         // leading negative sign