Testcase for PR2520.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@53230 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/FrontendC/2008-07-08-FAbsAttributes.c b/test/FrontendC/2008-07-08-FAbsAttributes.c
new file mode 100644 (file)
index 0000000..1eb01dc
--- /dev/null
+++ b/test/FrontendC/2008-07-08-FAbsAttributes.c
@@ -0,0 +1,4 @@
+// RUN: %llvmgcc -S %s -o - | grep readnone
+// PR2520
+#include <math.h>
+double f(double *x, double *y) { return fabs(*x + *y); }