[llvm-commits] CVS: llvm/test/Regression/CFrontend/2005-07-20-SqrtNoErrno.c

[Chris Lattner]

Changes in directory llvm/test/Regression/CFrontend:

2005-07-20-SqrtNoErrno.c added (r1.1)
---
Log message:

If errno doesn't matter (e.g. in -ffast-math scenarios), sqrt* should be
compiled to llvm.sqrt.


---
Diffs of the changes:  (+7 -0)

 2005-07-20-SqrtNoErrno.c |    7 +++++++
 1 files changed, 7 insertions(+)


Index: llvm/test/Regression/CFrontend/2005-07-20-SqrtNoErrno.c
diff -c /dev/null llvm/test/Regression/CFrontend/2005-07-20-SqrtNoErrno.c:1.1
*** /dev/null	Wed Jul 20 20:09:37 2005
--- llvm/test/Regression/CFrontend/2005-07-20-SqrtNoErrno.c	Wed Jul 20 20:09:27 2005
***************
*** 0 ****
--- 1,7 ----
+ // RUN: %llvmgcc %s -S -o - -fno-math-errno | gccas | llvm-dis | grep llvm.sqrt
+ #include <math.h>
+ 
+ float foo(float X) {
+   // Check that this compiles to llvm.sqrt when errno is ignored.
+   return sqrtf(X);
+ }