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-rw-r--r--gcc/testsuite/ChangeLog5
-rw-r--r--gcc/testsuite/gfortran.dg/csqrt_2.f19
2 files changed, 24 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 39ea01a..d21780a 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2005-10-11 Steven G. Kargl <kargls@comcast.net>
+
+ PR libgfortran/24313
+ gfortran.dg/csqrt.f: New test.
+
2005-10-11 Ian Lance Taylor <ian@airs.com>
PR c++/8057
diff --git a/gcc/testsuite/gfortran.dg/csqrt_2.f b/gcc/testsuite/gfortran.dg/csqrt_2.f
new file mode 100644
index 0000000..66e0842
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/csqrt_2.f
@@ -0,0 +1,19 @@
+c { dg-do run { xfail *-*-linux-gnu } }
+c Fix PR libgfortran/24313
+ complex x, y
+ complex z
+ z = cmplx(0.707106, -0.707106)
+ x = cmplx(0.0,-1.0)
+ y = sqrt(x)
+ if (abs(y - z) / abs(z) > 1.e-4) call abort
+
+ x = cmplx(tiny(1.),-1.0)
+ y = sqrt(x)
+ if (abs(y - z) / abs(z) > 1.e-4) call abort
+
+ x = cmplx(-tiny(1.),-1.0)
+ y = sqrt(x)
+ if (abs(y - z) / abs(z) > 1.e-4) call abort
+
+ end
+