Change 33551 by [EMAIL PROTECTED] on 2008/03/24 16:30:26
Give the test file for __builtin_expect() the correct name (try.c, not
builtin.c). Correct the user visible text, which was clearly a cut &
paste from __builtin_choose_expr. For both, also run the program as
part of the checks.
Affected files ...
... //depot/perl/Configure#686 edit
Differences ...
==== //depot/perl/Configure#686 (xtext) ====
Index: perl/Configure
--- perl/Configure#685~33547~ 2008-03-21 03:28:42.000000000 -0700
+++ perl/Configure 2008-03-24 09:30:26.000000000 -0700
@@ -10554,7 +10554,7 @@
EOCP
set try
- if eval $compile; then
+ if eval $compile && $run ./try; then
echo "Your C compiler supports __builtin_choose_expr."
val="$define"
else
@@ -10574,18 +10574,20 @@
'')
echo " "
echo "Checking whether your compiler can handle __builtin_expect ..." >&4
- $cat >builtin.c <<'EOCP'
+ $cat >try.c <<'EOCP'
int main(void) {
int n = 50;
if ( __builtin_expect(n, 0) ) n = 1;
+ /* Remember shell exit code truth is 0, C truth is non-zero */
+ return !(n == 1);
}
EOCP
set try
- if eval $compile; then
- echo "Your C compiler supports __builtin_choose_expr."
+ if eval $compile && $run ./try; then
+ echo "Your C compiler supports __builtin_expect."
val="$define"
else
- echo "Your C compiler doesn't seem to understand __builtin_choose_expr."
+ echo "Your C compiler doesn't seem to understand __builtin_expect."
val="$undef"
fi
;;
End of Patch.
