cope with partial overlap

From-SVN: r26741

diff --git a/libf2c/ChangeLog b/libf2c/ChangeLog
index c74ab76..7ed7ca5 100644 (file)
--- a/libf2c/ChangeLog
+++ b/libf2c/ChangeLog
@@ -1,3 +1,8 @@
+Mon May  3 11:21:35 1999  Craig Burley  <craig@jcb-sc.com>
+
+       * libF77/c_log.c: Cope with partial overlap a la z_log.c.
+       (Change likely to be made to netlib version shortly.)
+
 Mon May  3 11:12:38 1999  Craig Burley  <craig@jcb-sc.com>
 
        Update to Netlib version of 1999-05-03:

diff --git a/libf2c/libF77/c_log.c b/libf2c/libF77/c_log.c
index 6ac990c..6e3df66 100644 (file)
--- a/libf2c/libF77/c_log.c
+++ b/libf2c/libF77/c_log.c
@@ -11,7 +11,7 @@ extern double f__cabs(double, double);
 void c_log(complex *r, complex *z)
 #endif
 {
-       double zi;
-       r->i = atan2(zi = z->i, z->r);
-       r->r = log( f__cabs(z->r, zi) );
+       double zi = z->i, zr = z->r;
+       r->i = atan2(zi, zr);
+       r->r = log( f__cabs( zr, zi ) );
        }